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PRE-COLLISION SYSTEM(for Mono Camera Type), Diagnostic DTC:C1A4B

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DTC Code DTC Name
C1A4B Stop Light Relay Circuit
Click here

DESCRIPTION

The stop light switch assembly and skid control ECU assembly outputs stop light signals to the No. 3 semiconductor power integration ECU. When the skid control ECU assembly detects a malfunction relating to the stop light circuit, the driving support ECU is notified via CAN communication, and C1A4B is output.

DTC No. Detection Item DTC Detection Condition Trouble Area
C1A4B Stop Light Relay Circuit

Diagnosis Condition:


  • +BI1 and +BI2 terminal voltage is 8.9 V or higher

Malfunction status:

Either of the following occurs


  • When STPO is ON, EXO is OFF* and STP is OFF, STP2 is OFF continuously for 0.3 seconds or more

  • When STPO is OFF, EXO is OFF* and STP and STP2 input signal statuses differ continuously for 0.3 seconds or more

  • Power integration system

  • Skid control ECU assembly

  • Harness or connector

  • Rear combination light lens and body LH

  • Rear combination light lens and body RH

  • Rear combination light LED

  • Rear light lens and body LH

  • Rear light lens and body RH

  • Rear light LED

  • Center stop light assembly

  • Center stop light wire

  • No. 3 semiconductor power integration ECU

  • Shift control ECU

  • Certification ECU (smart key ECU assembly)

  • Hybrid vehicle control ECU assembly

  • Vehicle approaching speaker controller

  • Stop light switch assembly

Table 1. DTC Detection Conditions:
  Vehicle Condition
Pattern 1 Pattern 2
Diagnosis Condition +BI1 and +BI2 terminal voltage is 8.9 V or higher ○ ○
Malfunction Status When STPO is ON, EXO is OFF* and STP is OFF, STP2 is OFF continuously ○ -
When STPO is OFF, EXO is OFF* and STP and STP2 input signal statuses differ continuously - ○
Detection Time 0.3 seconds or more 0.3 seconds or more
Number of Trips 1 trip 1 trip

Tip:

DTC will be output when conditions for either of the patterns in the table above are met.

B004T4ME01
B004XUOE02
Table 2. *1 Shift Control ECU *2 Certification ECU (Smart Key ECU Assembly) *3 Hybrid Vehicle Control ECU Assembly
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WIRING DIAGRAM

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CAUTION / NOTICE / HINT

Note:

  • Before replacing the certification ECU (smart key ECU assembly), refer to the Service Bulletin.

  • The vehicle is equipped with a sub-battery. Therefore, ensure there is no power being supplied to the vehicle when disconnecting or reconnecting the connector of the shift control ECU and when removing or installing the shift control ECU.

    for L310:Click here

    for L310F:Click here

Click here

PROCEDURE


  1. Click here

    CHECK FOR DTCs (POWER INTEGRATION SYSTEM)


    1. Check for DTCs.

      Click here


      1. Body Electrical > Power Integration No.3 > Trouble Codes


      Tip:

      If there is a malfunction in the No. 3 semiconductor integration ECU, integration relay system DTCs may also have been detected. Check the integration relay system first.

      Result
      Result Proceed to
      Power integration system DTCs are not output A
      Power integration system DTCs are output B

  2. Click here

    READ VALUE USING GTS (STOP LIGHT INPUT SIGNAL, STOP LIGHT OUTPUT SIGNAL AND STATUS OF STOP LIGHT FUSE)


    1. Using the GTS, check the Data List "Stop Light Input Signal", "Stop Light Output Signal" and "Status of Stop Light Fuse" with the brake pedal operated.

      Click here


      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display Measurement Item Range Normal Condition Diagnostic Note
        Stop Light Input Signal Stop light switch assembly input condition ON or OFF

        OFF: Brake pedal released

        ON: Brake pedal depressed

        		 -
        Stop Light Output Signal Stop light output condition ON or OFF

        OFF:

        Stop light is off

        ON:

        Stop light is on

        		 Stop lights blink during emergency brake signal control
        Status of Stop Light Fuse Stop light fuse condition Disconnect or Connect

        Disconnect: Fuse shut off

        Connect: Fuse not shut off

        		 -





      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display
        Stop Light Input Signal
        Stop Light Output Signal
        Status of Stop Light Fuse






      Standard
      Brake pedal operation Data List Display Condition
      Stop Light Input Signal Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON ON Connect
      Result
      Brake pedal operation Data List Display Condition Result
      Stop Light Input Signal Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON ON Connect A
      ON OFF Connect B
      ON OFF Disconnect C
      OFF OFF Connect D

  3. Click here

    CHECK TERMINAL VOLTAGE (STP, STPO AND STP2 TERMINAL)


    1. Disconnect the A11 and A12 skid control ECU assembly connectors.

    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      A12-16 (STP) - Body ground Brake pedal depressed 8 to 14 V
      Brake pedal released Below 1.5 V
      A12-4 (STPO) - Body ground Power switch off 8 to 14 V
      A11-14 (STP2) - Body ground Brake pedal depressed 8 to 14 V
      Brake pedal released Below 1.5 V

    3. Connect the A11 and A12 skid control ECU assembly connectors.

      Result
      Result Proceed to
      All terminal voltage is normal A
      Only STP terminal voltage abnormal B
      Only STPO terminal voltage abnormal C
      Only STP2 terminal voltage abnormal D
      STPO terminal and STP2 terminal voltage abnormal E

  4. Click here

    PERFORM ACTIVE TEST USING GTS (STOP LIGHT RELAY)


    1. Enter the following menus: Chassis / ABS/VSC/TRC / Active Test.

    2. Perform "Active Test" according to the display on the GTS.

      Click here


      1. Chassis > ABS/VSC/TRC > Active Test
        Tester Display Measurement Item Control Range Diagnostic Note
        Stop Light Relay No. 3 semiconductor power integration ECU ECU (Stop light output) ON/OFF Stop lights come on



      1. Chassis > ABS/VSC/TRC > Active Test
        Tester Display
        Stop Light Relay




      OK
      Stop light turns ON/OFF in response to the GTS operation
      Result
      Proceed to
      OK
      NG

  5. Click here

    CHECK FOR DTC (PRE-COLLISION SYSTEM)


    1. Clear the DTCs.

      Click here


      1. Body Electrical > Pre-Collision 2 > Clear DTCs


    2. Enter the following menus: Chassis / ABS/VSC/TRC / Active Test.

    3. Perform "Active Test" according to the display on the GTS.


      1. Chassis > ABS/VSC/TRC > Active Test
        Tester Display Measurement Item Control Range Diagnostic Note
        Stop Light Relay No. 3 semiconductor power integration ECU ECU (Stop light output) ON/OFF Stop lights come on



      1. Chassis > ABS/VSC/TRC > Active Test
        Tester Display
        Stop Light Relay




    4. Check for DTCs.

      Click here


      1. Body Electrical > Pre-Collision 2 > Trouble Codes


      Result
      Result Proceed to
      DTC C1A4B is not output A
      DTC C1A4B is output B

    • A

      USE SIMULATION METHOD TO CHECKClick here

    • B

      REPLACE SKID CONTROL ECU ASSEMBLY for LHD:Click here

      REPLACE SKID CONTROL ECU ASSEMBLY for RHD:Click here

  6. Click here

    INSPECT SKID CONTROL ECU ASSEMBLY


    1. Enter the following menus: Chassis / ABS/VSC/TRC / Active Test.

    2. Perform "Active Test" according to the display on the GTS.


      1. Chassis > ABS/VSC/TRC > Active Test
        Tester Display Measurement Item Control Range Diagnostic Note
        Stop Light Relay No. 3 semiconductor power integration ECU ECU (Stop light output) ON / OFF Stop lights come on



      1. Chassis > ABS/VSC/TRC > Active Test
        Tester Display
        Stop Light Relay




    3. B004W09C08
      *a

      Component with harness connected

      (No. 3 Semiconductor Power Integration ECU)

      Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      L111-14 (ACC) - Body ground Active test is ON Below 1.5 V
      Result
      Proceed to
      OK
      NG

    • OK

      GO TO POWER INTEGRATION SYSTEMClick here

    • NG

      REPLACE SKID CONTROL ECU ASSEMBLY for LHD:Click here

      REPLACE SKID CONTROL ECU ASSEMBLY for RHD:Click here

  7. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - NO. 3 SEMICONDUCTOR POWER INTEGRATION ECU)


    1. Disconnect the A12 skid control ECU assembly connector.

    2. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      A12-4 (STPO) - L111-14 (ACC) Always Below 1 Ω

    4. Connect the L111 No. 3 semiconductor power integration ECU connector.

    5. Connect the A12 skid control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

    • OK

      GO TO POWER INTEGRATION SYSTEMClick here

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  8. Click here

    CHECK TERMINAL VOLTAGE (STP2 TERMINAL)


    1. Disconnect the A11 skid control ECU assembly connector.

    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      A11-14 (STP2) - Body ground Brake pedal released Below 1.5 V

    3. Connect the A11 skid control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

  9. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - NO. 3 SEMICONDUCTOR POWER INTEGRATION ECU)


    1. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    2. Disconnect the A11 skid control ECU assembly connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      L111-1 (OUT) - A11-14 (STP2) Always Below 1 Ω

    4. Connect the A11 skid control ECU assembly connector.

    5. Connect the L111 No. 3 semiconductor power integration ECU connector.

      Result
      Proceed to
      OK
      NG

    • OK

      GO TO POWER INTEGRATION SYSTEMClick here

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  10. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - NO. 3 SEMICONDUCTOR POWER INTEGRATION ECU)


    1. Disconnect the A11 skid control ECU assembly connector.

    2. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      A11-14 (STP2) - Body ground Brake pedal released Below 1.5 V

    4. Connect the L111 No. 3 semiconductor power integration ECU connector.

    5. Connect the A11 skid control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

  11. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - REAR COMBINATION LIGHT ASSEMBLY LH)


    1. Disconnect the A11 skid control ECU assembly connector.

    2. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    3. Disconnect the L82 rear combination light assembly LH connector.

    4. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      A11-14 (STP2) - Body ground Brake pedal released Below 1.5 V

    5. Connect the L82 rear combination light assembly LH connector.

    6. Connect the L111 No. 3 semiconductor power integration ECU connector.

    7. Connect the A11 skid control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

  12. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - REAR COMBINATION LIGHT LED)


    1. Disconnect the A11 skid control ECU assembly connector.

    2. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    3. Disconnect the rear combination light LED (rear combination light assembly LH side) connector.

      Tip:

      Click here

    4. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      A11-14 (STP2) - Body ground Brake pedal released Below 1.5 V

    5. Connect the the rear combination light LED (rear combination light assembly LH side) connector.

    6. Connect the L111 No. 3 semiconductor power integration ECU connector.

    7. Connect the A11 skid control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

    • OK

      REPLACE REAR COMBINATION LIGHT LEDClick here

    • NG

      REPLACE REAR COMBINATION LIGHT LENS AND BODY LHClick here

  13. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - NO. 3 SEMICONDUCTOR POWER INTEGRATION ECU)


    1. Disconnect the A12 skid control ECU assembly connector.

    2. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      A12-4 (STPO) or L111-14 (ACC) - Body ground Always 10 kΩ or higher

    4. Connect the L111 No. 3 semiconductor power integration ECU connector.

    5. Connect the A12 skid control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

    • OK

      GO TO POWER INTEGRATION SYSTEMClick here

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  14. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - REAR COMBINATION LIGHT ASSEMBLY RH)


    1. Disconnect the A11 skid control ECU assembly connector.

    2. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    3. Disconnect the L82 rear combination light assembly LH connector.

    4. Disconnect the L81 rear combination light assembly RH connector.

    5. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      A11-14 (STP2) - Body ground Brake pedal released Below 1.5 V

    6. Connect the L81 rear combination light assembly RH connector.

    7. Connect the L82 rear combination light assembly LH connector.

    8. Connect the L111 No. 3 semiconductor power integration ECU connector.

    9. Connect the A11 skid control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

  15. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - REAR COMBINATION LIGHT LED)


    1. Disconnect the A11 skid control ECU assembly connector.

    2. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    3. Disconnect the L82 rear combination light assembly LH connector.

    4. Disconnect the rear combination light LED (rear combination light assembly RH side) connector.

      Tip:

      Click here

    5. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      A11-14 (STP2) - Body ground Brake pedal released Below 1.5 V

    6. Connect the rear combination light LED (rear combination light assembly RH side) connector.

    7. Connect the L82 rear combination light assembly LH connector.

    8. Connect the L111 No. 3 semiconductor power integration ECU connector.

    9. Connect the A11 skid control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

    • OK

      REPLACE REAR COMBINATION LIGHT LEDClick here

    • NG

      REPLACE REAR COMBINATION LIGHT LENS AND BODY RHClick here

  16. Click here

    READ VALUE USING GTS (STOP LIGHT OUTPUT SIGNAL AND STATUS OF STOP LIGHT FUSE)


    1. Disconnect the L82 rear combination light assembly LH connector.

    2. Using the GTS, check the Data List "Stop Light Output Signal" and "Status of Stop Light Fuse" with the brake pedal operated.

      Click here


      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display Measurement Item Range Normal Condition Diagnostic Note
        Stop Light Output Signal Stop light output condition ON or OFF

        OFF:

        Stop light is off

        ON:

        Stop light is on

        		 Stop lights blink during emergency brake signal control
        Status of Stop Light Fuse Stop light fuse condition Disconnect or Connect

        Disconnect: Fuse shut off

        Connect: Fuse not shut off

        		 -




      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display
        Stop Light Output Signal
        Status of Stop Light Fuse





      Standard
      Brake pedal operation Data List Display Condition
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect

    3. Connect the L82 rear combination light assembly LH connector.

      Result
      Brake pedal operation Data List Display Condition Result
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect A
      OFF Disconnect B

  17. Click here

    READ VALUE USING GTS (STOP LIGHT OUTPUT SIGNAL AND STATUS OF STOP LIGHT FUSE)


    1. Disconnect the rear combination light LED (rear combination light lens and body LH side) connector.

      Tip:

      Click here

    2. Using the GTS, check the Data List "Stop Light Output Signal" and "Status of Stop Light Fuse" with the brake pedal operated.

      Click here


      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display Measurement Item Range Normal Condition Diagnostic Note
        Stop Light Output Signal Stop light output condition ON or OFF

        OFF:

        Stop light is off

        ON:

        Stop light is on

        		 Stop lights blink during emergency brake signal control
        Status of Stop Light Fuse Stop light fuse condition Disconnect or Connect

        Disconnect: Fuse shut off

        Connect: Fuse not shut off

        		 -




      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display
        Stop Light Output Signal
        Status of Stop Light Fuse





      Standard
      Brake pedal operation Data List Display Condition
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect

    3. Connect the rear combination light LED (rear combination light lens and body LH side) connector.

      Result
      Brake pedal operation Data List Display Condition Result
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect A
      OFF Disconnect B

    • A

      REPLACE REAR COMBINATION LIGHT LEDClick here

    • B

      REPLACE REAR COMBINATION LIGHT LENS AND BODY LHClick here

  18. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - REAR LIGHT LENS AND BODY LH)


    1. Disconnect the A11 skid control ECU assembly connector.

    2. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    3. Disconnect the L82 rear combination light assembly LH connector.

    4. Disconnect the L81 rear combination light assembly RH connector.

    5. Disconnect the L86 rear light lens and body LH connector.

    6. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      A11-14 (STP2) - Body ground Brake pedal released Below 1.5 V

    7. Connect the L86 rear light lens and body LH connector.

    8. Connect the L81 rear combination light assembly RH connector.

    9. Connect the L82 rear combination light assembly LH connector.

    10. Connect the L111 No. 3 semiconductor power integration ECU connector.

    11. Connect the A11 skid control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

  19. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - REAR LIGHT LED)


    1. Disconnect the A11 skid control ECU assembly connector.

    2. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    3. Disconnect the L82 rear combination light assembly LH connector.

    4. Disconnect the L81 rear combination light assembly RH connector.

    5. Disconnect the rear light LED (rear light lens and body LH side) connector.

      Tip:

      Click here

    6. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      A11-14 (STP2) - Body ground Brake pedal released Below 1.5 V

    7. Connect the rear light LED (rear light lens and body LH side) connector.

    8. Connect the L81 rear combination light assembly RH connector.

    9. Connect the L82 rear combination light assembly LH connector.

    10. Connect the L111 No. 3 semiconductor power integration ECU connector.

    11. Connect the A11 skid control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

  20. Click here

    READ VALUE USING GTS (STOP LIGHT OUTPUT SIGNAL AND STATUS OF STOP LIGHT FUSE)


    1. Disconnect the L82 rear combination light assembly LH connector.

    2. Disconnect the L81 rear combination light assembly RH connector.

    3. Using the GTS, check the Data List "Stop Light Output Signal" and "Status of Stop Light Fuse" with the brake pedal operated.

      Click here


      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display Measurement Item Range Normal Condition Diagnostic Note
        Stop Light Output Signal Stop light output condition ON or OFF

        OFF:

        Stop light is off

        ON:

        Stop light is on

        		 Stop lights blink during emergency brake signal control
        Status of Stop Light Fuse Stop light fuse condition Disconnect or Connect

        Disconnect: Fuse shut off

        Connect: Fuse not shut off

        		 -




      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display
        Stop Light Output Signal
        Status of Stop Light Fuse





      Standard
      Brake pedal operation Data List Display Condition
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect

    4. Connect the L81 rear combination light assembly RH connector.

    5. Connect the L82 rear combination light assembly LH connector.

      Result
      Brake pedal operation Data List Display Condition Result
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect A
      OFF Disconnect B

  21. Click here

    READ VALUE USING GTS (STOP LIGHT OUTPUT SIGNAL AND STATUS OF STOP LIGHT FUSE)


    1. Disconnect the L82 rear combination light assembly LH connector.

    2. Disconnect the rear combination light LED (rear combination light lens and body RH side) connector.

      Tip:

      Click here

    3. Using the GTS, check the Data List "Stop Light Output Signal" and "Status of Stop Light Fuse" with the brake pedal operated.

      Click here


      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display Measurement Item Range Normal Condition Diagnostic Note
        Stop Light Output Signal Stop light output condition ON or OFF

        OFF:

        Stop light is off

        ON:

        Stop light is on

        		 Stop lights blink during emergency brake signal control
        Status of Stop Light Fuse Stop light fuse condition Disconnect or Connect

        Disconnect: Fuse shut off

        Connect: Fuse not shut off

        		 -




      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display
        Stop Light Output Signal
        Status of Stop Light Fuse





      Standard
      Brake pedal operation Data List Display Condition
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect

    4. Connect the rear combination light LED (rear combination light lens and body RH side) connector.

    5. Connect the L82 rear combination light assembly LH connector.

      Result
      Brake pedal operation Data List Display Condition Result
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect A
      OFF Disconnect B

    • A

      REPLACE REAR COMBINATION LIGHT LEDClick here

    • B

      REPLACE REAR COMBINATION LIGHT LENS AND BODY RHClick here

  22. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - REAR LIGHT LENS AND BODY RH)


    1. Disconnect the A11 skid control ECU assembly connector.

    2. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    3. Disconnect the L82 rear combination light assembly LH connector.

    4. Disconnect the L81 rear combination light assembly RH connector.

    5. Disconnect the L86 rear light lens and body LH connector.

    6. Disconnect the L90 rear light lens and body RH connector.

    7. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      A11-14 (STP2) - Body ground Brake pedal released Below 1.5 V

    8. Connect the L90 rear light lens and body RH connector.

    9. Connect the L86 rear light lens and body LH connector.

    10. Connect the L81 rear combination light assembly RH connector.

    11. Connect the L82 rear combination light assembly LH connector.

    12. Connect the L111 No. 3 semiconductor power integration ECU connector.

    13. Connect the A11 skid control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

  23. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - REAR LIGHT LED)


    1. Disconnect the A11 skid control ECU assembly connector.

    2. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    3. Disconnect the L82 rear combination light assembly LH connector.

    4. Disconnect the L81 rear combination light assembly RH connector.

    5. Disconnect the L86 rear light lens and body LH connector.

    6. Disconnect the rear light LED (rear light lens and body RH side) connector.

      Tip:

      Click here

    7. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      A11-14 (STP2) - Body ground Brake pedal released Below 1.5 V

    8. Connect the rear light LED (rear light lens and body RH side) connector.

    9. Connect the L86 rear light lens and body LH connector.

    10. Connect the L81 rear combination light assembly RH connector.

    11. Connect the L82 rear combination light assembly LH connector.

    12. Connect the L111 No. 3 semiconductor power integration ECU connector.

    13. Connect the A11 skid control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

  24. Click here

    READ VALUE USING GTS (STOP LIGHT OUTPUT SIGNAL AND STATUS OF STOP LIGHT FUSE)


    1. Disconnect the L82 rear combination light assembly LH connector.

    2. Disconnect the L81 rear combination light assembly RH connector.

    3. Disconnect the L86 rear light lens and body LH connector.

    4. Using the GTS, check the Data List "Stop Light Output Signal" and "Status of Stop Light Fuse" with the brake pedal operated.

      Click here


      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display Measurement Item Range Normal Condition Diagnostic Note
        Stop Light Output Signal Stop light output condition ON or OFF

        OFF:

        Stop light is off

        ON:

        Stop light is on

        		 Stop lights blink during emergency brake signal control
        Status of Stop Light Fuse Stop light fuse condition Disconnect or Connect

        Disconnect: Fuse shut off

        Connect: Fuse not shut off

        		 -




      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display
        Stop Light Output Signal
        Status of Stop Light Fuse





      Standard
      Brake pedal operation Data List Display Condition
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect

    5. Connect the L86 rear light lens and body LH connector.

    6. Connect the L81 rear combination light assembly RH connector.

    7. Connect the L82 rear combination light assembly LH connector.

      Result
      Brake pedal operation Data List Display Condition Result
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect A
      OFF Disconnect B

  25. Click here

    READ VALUE USING GTS (STOP LIGHT OUTPUT SIGNAL AND STATUS OF STOP LIGHT FUSE)


    1. Disconnect the L82 rear combination light assembly LH connector.

    2. Disconnect the L81 rear combination light assembly RH connector.

    3. Disconnect the rear light LED (rear light lens and body LH side) connector.

      Tip:

      Click here

    4. Using the GTS, check the Data List "Stop Light Output Signal" and "Status of Stop Light Fuse" with the brake pedal operated.

      Click here


      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display Measurement Item Range Normal Condition Diagnostic Note
        Stop Light Output Signal Stop light output condition ON or OFF

        OFF:

        Stop light is off

        ON:

        Stop light is on

        		 Stop lights blink during emergency brake signal control
        Status of Stop Light Fuse Stop light fuse condition Disconnect or Connect

        Disconnect: Fuse shut off

        Connect: Fuse not shut off

        		 -




      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display
        Stop Light Output Signal
        Status of Stop Light Fuse





      Standard
      Brake pedal operation Data List Display Condition
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect

    5. Connect the rear light LED (rear light lens and body LH side) connector.

    6. Connect the L81 rear combination light assembly RH connector.

    7. Connect the L82 rear combination light assembly LH connector.

      Result
      Brake pedal operation Data List Display Condition Result
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect A
      OFF Disconnect B

  26. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - CENTER STOP LIGHT ASSEMBLY)


    1. Disconnect the A11 skid control ECU assembly connector.

    2. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    3. Disconnect the L82 rear combination light assembly LH connector.

    4. Disconnect the L81 rear combination light assembly RH connector.

    5. Disconnect the L86 rear light lens and body LH connector.

    6. Disconnect the L90 rear light lens and body RH connector.

    7. Disconnect the A center stop light assembly connector.

    8. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      A11-14 (STP2) - Body ground Brake pedal released Below 1.5 V

    9. Connect the A center stop light assembly connector.

    10. Connect the L90 rear light lens and body RH connector.

    11. Connect the L86 rear light lens and body LH connector.

    12. Connect the L81 rear combination light assembly RH connector.

    13. Connect the L82 rear combination light assembly LH connector.

    14. Connect the L111 No. 3 semiconductor power integration ECU connector.

    15. Connect the A11 skid control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

  27. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - CENTER STOP LIGHT WIRE)


    1. Disconnect the A11 skid control ECU assembly connector.

    2. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    3. Disconnect the L82 rear combination light assembly LH connector.

    4. Disconnect the L81 rear combination light assembly RH connector.

    5. Disconnect the L86 rear light lens and body LH connector.

    6. Disconnect the L90 rear light lens and body RH connector.

    7. Disconnect the L71 center stop light wire connector.

    8. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      A11-14 (STP2) - Body ground Brake pedal released Below 1.5 V

    9. Connect the L71 center stop light wire connector.

    10. Connect the L90 rear light lens and body RH connector.

    11. Connect the L86 rear light lens and body LH connector.

    12. Connect the L81 rear combination light assembly RH connector.

    13. Connect the L82 rear combination light assembly LH connector.

    14. Connect the L111 No. 3 semiconductor power integration ECU connector.

    15. Connect the A11 skid control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

  28. Click here

    READ VALUE USING GTS (STOP LIGHT OUTPUT SIGNAL AND STATUS OF STOP LIGHT FUSE)


    1. Disconnect the L82 rear combination light assembly LH connector.

    2. Disconnect the L81 rear combination light assembly RH connector.

    3. Disconnect the L86 rear light lens and body LH connector.

    4. Disconnect the L90 rear light lens and body RH connector.

    5. Using the GTS, check the Data List "Stop Light Output Signal" and "Status of Stop Light Fuse" with the brake pedal operated.

      Click here


      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display Measurement Item Range Normal Condition Diagnostic Note
        Stop Light Output Signal Stop light output condition ON or OFF

        OFF:

        Stop light is off

        ON:

        Stop light is on

        		 Stop lights blink during emergency brake signal control
        Status of Stop Light Fuse Stop light fuse condition Disconnect or Connect

        Disconnect: Fuse shut off

        Connect: Fuse not shut off

        		 -




      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display
        Stop Light Output Signal
        Status of Stop Light Fuse





      Standard
      Brake pedal operation Data List Display Condition
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect

    6. Connect the L90 rear light lens and body RH connector.

    7. Connect the L86 rear light lens and body LH connector.

    8. Connect the L81 rear combination light assembly RH connector.

    9. Connect the L82 rear combination light assembly LH connector.

      Result
      Brake pedal operation Data List Display Condition Result
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect A
      OFF Disconnect B

  29. Click here

    READ VALUE USING GTS (STOP LIGHT OUTPUT SIGNAL AND STATUS OF STOP LIGHT FUSE)


    1. Disconnect the L82 rear combination light assembly LH connector.

    2. Disconnect the L81 rear combination light assembly RH connector.

    3. Disconnect the L86 rear light lens and body LH connector.

    4. Disconnect the rear light LED (rear light lens and body RH side) connector.

      Tip:

      Click here

    5. Using the GTS, check the Data List "Stop Light Output Signal" and "Status of Stop Light Fuse" with the brake pedal operated.

      Click here


      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display Measurement Item Range Normal Condition Diagnostic Note
        Stop Light Output Signal Stop light output condition ON or OFF

        OFF:

        Stop light is off

        ON:

        Stop light is on

        		 Stop lights blink during emergency brake signal control
        Status of Stop Light Fuse Stop light fuse condition Disconnect or Connect

        Disconnect: Fuse shut off

        Connect: Fuse not shut off

        		 -




      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display
        Stop Light Output Signal
        Status of Stop Light Fuse





      Standard
      Brake pedal operation Data List Display Condition
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect

    6. Connect the rear light LED (rear light lens and body RH side) connector.

    7. Connect the L86 rear light lens and body LH connector.

    8. Connect the L81 rear combination light assembly RH connector.

    9. Connect the L82 rear combination light assembly LH connector.

      Result
      Brake pedal operation Data List Display Condition Result
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect A
      OFF Disconnect B

  30. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - VEHICLE APPROACHING SPEAKER CONTROLLER)


    1. Disconnect the A11 skid control ECU assembly connector.

    2. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    3. Disconnect the L82 rear combination light assembly LH connector.

    4. Disconnect the L81 rear combination light assembly RH connector.

    5. Disconnect the L86 rear light lens and body LH connector.

    6. Disconnect the L90 rear light lens and body RH connector.

    7. Disconnect the L71 center stop light wire connector.

    8. Disconnect the G90 vehicle approaching speaker controller connector.

    9. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      A11-14 (STP2) - Body ground Brake pedal released Below 1.5 V

    10. Connect the G90 vehicle approaching speaker controller connector.

    11. Connect the L71 center stop light wire connector.

    12. Connect the L90 rear light lens and body RH connector.

    13. Connect the L86 rear light lens and body LH connector.

    14. Connect the L81 rear combination light assembly RH connector.

    15. Connect the L82 rear combination light assembly LH connector.

    16. Connect the L111 No. 3 semiconductor power integration ECU connector.

    17. Connect the A11 skid control ECU assembly connector.

      Result
      Proceed to
      OK
      NG

    • OK

      REPLACE VEHICLE APPROACHING SPEAKER CONTROLLERClick here

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  31. Click here

    CHECK TERMINAL VOLTAGE (STP TERMINAL)


    1. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      L111-10 (STP) - Body ground Brake pedal depressed 8 to 14 V

    3. Connect the L111 No. 3 semiconductor power integration ECU connector.

      Result
      Proceed to
      OK
      NG

  32. Click here

    CHECK TERMINAL VOLTAGE (STP TERMINAL)


    1. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    2. Disconnect the A12 skid control ECU assembly connector.

    3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      L111-10 (STP) - Body ground Brake pedal depressed 8 to 14 V

    4. Connect the A12 skid control ECU assembly connector.

    5. Connect the L111 No. 3 semiconductor power integration ECU connector.

      Result
      Proceed to
      OK
      NG

  33. Click here

    READ VALUE USING GTS (STOP LIGHT OUTPUT SIGNAL AND STATUS OF STOP LIGHT FUSE)


    1. Disconnect the L82 rear combination light assembly LH connector.

    2. Disconnect the L81 rear combination light assembly RH connector.

    3. Disconnect the L86 rear light lens and body LH connector.

    4. Disconnect the L90 rear light lens and body RH connector.

    5. Disconnect the A center stop light assembly connector.

    6. Using the GTS, check the Data List "Stop Light Output Signal" and "Status of Stop Light Fuse" with the brake pedal operated.

      Click here


      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display Measurement Item Range Normal Condition Diagnostic Note
        Stop Light Output Signal Stop light output condition ON or OFF

        OFF:

        Stop light is off

        ON:

        Stop light is on

        		 Stop lights blink during emergency brake signal control
        Status of Stop Light Fuse Stop light fuse condition Disconnect or Connect

        Disconnect: Fuse shut off

        Connect: Fuse not shut off

        		 -




      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display
        Stop Light Output Signal
        Status of Stop Light Fuse





      Standard
      Brake pedal operation Data List Display Condition
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect

    7. Connect the A center stop light assembly connector.

    8. Connect the L90 rear light lens and body RH connector.

    9. Connect the L86 rear light lens and body LH connector.

    10. Connect the L81 rear combination light assembly RH connector.

    11. Connect the L82 rear combination light assembly LH connector.

      Result
      Brake pedal operation Data List Display Condition Result
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect A
      OFF Disconnect B

  34. Click here

    CHECK TERMINAL VOLTAGE (STP TERMINAL)


    1. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    2. Disconnect the A12 skid control ECU assembly connector.

    3. Disconnect the A77 hybrid vehicle control ECU assembly connector.

    4. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      L111-10 (STP) - Body ground Brake pedal depressed 8 to 14 V

    5. Connect the A77 hybrid vehicle control ECU assembly connector.

    6. Connect the A12 skid control ECU assembly connector.

    7. Connect the L111 No. 3 semiconductor power integration ECU connector.

      Result
      Proceed to
      OK
      NG

  35. Click here

    READ VALUE USING GTS (STOP LIGHT OUTPUT SIGNAL AND STATUS OF STOP LIGHT FUSE)


    1. Disconnect the L82 rear combination light assembly LH connector.

    2. Disconnect the L81 rear combination light assembly RH connector.

    3. Disconnect the L86 rear light lens and body LH connector.

    4. Disconnect the L90 rear light lens and body RH connector.

    5. Disconnect the L71 center stop light wire connector.

    6. Using the GTS, check the Data List "Stop Light Output Signal" and "Status of Stop Light Fuse" with the brake pedal operated.

      Click here


      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display Measurement Item Range Normal Condition Diagnostic Note
        Stop Light Output Signal Stop light output condition ON or OFF

        OFF:

        Stop light is off

        ON:

        Stop light is on

        		 Stop lights blink during emergency brake signal control
        Status of Stop Light Fuse Stop light fuse condition Disconnect or Connect

        Disconnect: Fuse shut off

        Connect: Fuse not shut off

        		 -




      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display
        Stop Light Output Signal
        Status of Stop Light Fuse





      Standard
      Brake pedal operation Data List Display Condition
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect

    7. Connect the L71 center stop light wire connector.

    8. Connect the L90 rear light lens and body RH connector.

    9. Connect the L86 rear light lens and body LH connector.

    10. Connect the L81 rear combination light assembly RH connector.

    11. Connect the L82 rear combination light assembly LH connector.

      Result
      Brake pedal operation Data List Display Condition Result
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect A
      OFF Disconnect B

  36. Click here

    CHECK TERMINAL VOLTAGE (STP TERMINAL)


    1. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    2. Disconnect the A12 skid control ECU assembly connector.

    3. Disconnect the A77 hybrid vehicle control ECU assembly connector.

    4. Disconnect the L31 certification ECU (smart key ECU assembly) connector.

    5. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      L111-10 (STP) - Body ground Brake pedal depressed 8 to 14 V

    6. Connect the L31 certification ECU (smart key ECU assembly) connector.

    7. Connect the A77 hybrid vehicle control ECU assembly connector.

    8. Connect the A12 skid control ECU assembly connector.

    9. Connect the L111 No. 3 semiconductor power integration ECU connector.

      Result
      Proceed to
      OK
      NG

    • OK

      REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

    • NGClick here
  37. Click here

    READ VALUE USING GTS (STOP LIGHT OUTPUT SIGNAL AND STATUS OF STOP LIGHT FUSE)


    1. Disconnect the L82 rear combination light assembly LH connector.

    2. Disconnect the L81 rear combination light assembly RH connector.

    3. Disconnect the L86 rear light lens and body LH connector.

    4. Disconnect the L90 rear light lens and body RH connector.

    5. Disconnect the L71 center stop light wire connector.

    6. Disconnect the A11 skid control ECU assembly connector.

    7. Using the GTS, check the Data List "Stop Light Output Signal" and "Status of Stop Light Fuse" with the brake pedal operated.

      Click here


      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display Measurement Item Range Normal Condition Diagnostic Note
        Stop Light Output Signal Stop light output condition ON or OFF

        OFF:

        Stop light is off

        ON:

        Stop light is on

        		 Stop lights blink during emergency brake signal control
        Status of Stop Light Fuse Stop light fuse condition Disconnect or Connect

        Disconnect: Fuse shut off

        Connect: Fuse not shut off

        		 -




      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display
        Stop Light Output Signal
        Status of Stop Light Fuse





      Standard
      Brake pedal operation Data List Display Condition
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect

    8. Connect the A11 skid control ECU assembly connector.

    9. Connect the L71 center stop light wire connector.

    10. Connect the L90 rear light lens and body RH connector.

    11. Connect the L86 rear light lens and body LH connector.

    12. Connect the L81 rear combination light assembly RH connector.

    13. Connect the L82 rear combination light assembly LH connector.

      Result
      Brake pedal operation Data List Display Condition Result
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect A
      OFF Disconnect B

  38. Click here

    CHECK TERMINAL VOLTAGE (STP TERMINAL)


    1. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    2. Disconnect the A12 skid control ECU assembly connector.

    3. Disconnect the A77 hybrid vehicle control ECU assembly connector.

    4. Disconnect the L31 certification ECU (smart key ECU assembly) connector.

    5. Disconnect the G82 shift control ECU connector.

    6. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      L111-10 (STP) - Body ground Brake pedal depressed 8 to 14 V

    7. Connect the G82 shift control ECU connector.

    8. Connect the L31 certification ECU (smart key ECU assembly) connector.

    9. Connect the A77 hybrid vehicle control ECU assembly connector.

    10. Connect the A12 skid control ECU assembly connector.

    11. Connect the L111 No. 3 semiconductor power integration ECU connector.

      Result
      Proceed to
      OK
      NG

  39. Click here

    READ VALUE USING GTS (STOP LIGHT OUTPUT SIGNAL AND STATUS OF STOP LIGHT FUSE)


    1. Disconnect the L82 rear combination light assembly LH connector.

    2. Disconnect the L81 rear combination light assembly RH connector.

    3. Disconnect the L86 rear light lens and body LH connector.

    4. Disconnect the L90 rear light lens and body RH connector.

    5. Disconnect the L71 center stop light wire connector.

    6. Disconnect the A11 skid control ECU assembly connector.

    7. Disconnect the G90 vehicle approaching speaker controller connector.

    8. Using the GTS, check the Data List "Stop Light Output Signal" and "Status of Stop Light Fuse" with the brake pedal operated.

      Click here


      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display Measurement Item Range Normal Condition Diagnostic Note
        Stop Light Output Signal Stop light output condition ON or OFF

        OFF:

        Stop light is off

        ON:

        Stop light is on

        		 Stop lights blink during emergency brake signal control
        Status of Stop Light Fuse Stop light fuse condition Disconnect or Connect

        Disconnect: Fuse shut off

        Connect: Fuse not shut off

        		 -




      1. Body Electrical > Power Integration No.3 > Data List
        Tester Display
        Stop Light Output Signal
        Status of Stop Light Fuse





      Standard
      Brake pedal operation Data List Display Condition
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect

    9. Connect the G90 vehicle approaching speaker controller connector.

    10. Connect the A11 skid control ECU assembly connector.

    11. Connect the L71 center stop light wire connector.

    12. Connect the L90 rear light lens and body RH connector.

    13. Connect the L86 rear light lens and body LH connector.

    14. Connect the L81 rear combination light assembly RH connector.

    15. Connect the L82 rear combination light assembly LH connector.

      Result
      Brake pedal operation Data List Display Condition Result
      Stop Light Output Signal Status of Stop Light Fuse
      Brake pedal depressed ON Connect A
      OFF Disconnect B

  40. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU ASSEMBLY - NO. 3 SEMICONDUCTOR POWER INTEGRATION ECU)


    1. Disconnect the L82 rear combination light assembly LH connector.

    2. Disconnect the L81 rear combination light assembly RH connector.

    3. Disconnect the L86 rear light lens and body LH connector.

    4. Disconnect the L90 rear light lens and body RH connector.

    5. Disconnect the L71 center stop light wire connector.

    6. Disconnect the A11 skid control ECU assembly connector.

    7. Disconnect the G90 vehicle approaching speaker controller connector.

    8. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    9. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      L111-1 (OUT) or A11-14 (STP2) - Body ground Always 10 kΩ or higher

    10. Connect the L111 No. 3 semiconductor power integration ECU connector.

    11. Connect the G90 vehicle approaching speaker controller connector.

    12. Connect the A11 skid control ECU assembly connector.

    13. Connect the L71 center stop light wire connector.

    14. Connect the L90 rear light lens and body RH connector.

    15. Connect the L86 rear light lens and body LH connector.

    16. Connect the L81 rear combination light assembly RH connector.

    17. Connect the L82 rear combination light assembly LH connector.

      Result
      Proceed to
      OK
      NG

    • OK

      GO TO POWER INTEGRATION SYSTEMClick here

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  41. Click here

    CHECK HARNESS AND CONNECTOR (NO. 3 SEMICONDUCTOR POWER INTEGRATION ECU - STOP LIGHT SWITCH ASSEMBLY)


    1. Make sure that there is no looseness at the locking part and the connecting part of the connector.

      Standard
      There is no malfunction

    2. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    3. Disconnect the A12 skid control ECU assembly connector.

    4. Disconnect the A77 hybrid vehicle control ECU assembly connector.

    5. Disconnect the L31 certification ECU (smart key ECU assembly) connector.

    6. Disconnect the G82 shift control ECU connector.

    7. Disconnect the A3 stop light switch assembly connector.

    8. Check the connector case and the terminal for deformation and corrosion.

      Standard
      No deformation or corrosion

    9. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      L111-10 (STP) - Body ground Brake pedal depressed Below 1.5 V

    10. Connect the A3 stop light switch assembly connector.

    11. Connect the G82 shift control ECU connector.

    12. Connect the L31 certification ECU (smart key ECU assembly) connector.

    13. Connect the A77 hybrid vehicle control ECU assembly connector.

    14. Connect the A12 skid control ECU assembly connector.

    15. Connect the L111 No. 3 semiconductor power integration ECU connector.

      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  42. Click here

    CHECK HARNESS AND CONNECTOR (NO. 3 SEMICONDUCTOR POWER INTEGRATION ECU - STOP LIGHT SWITCH ASSEMBLY)


    1. Disconnect the L111 No. 3 semiconductor power integration ECU connector.

    2. Disconnect the A3 stop light switch assembly connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      L111-10 (STP) - A3-2 (L) Always Below 1 Ω
      L111-10 (STP) or A3-2 (L) - Body ground Always 10 kΩ or higher

    4. Connect the A3 stop light switch assembly connector.

    5. Connect the L111 No. 3 semiconductor power integration ECU connector.

      Result
      Proceed to
      OK
      NG

    • OK

      REPLACE STOP LIGHT SWITCH ASSEMBLYClick here

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR