ENTRY AND START SYSTEM(for Entry Function) TERMINALS OF ECU


  1. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

    B0065UCN47

    1. Disconnect the O6 certification ECU (smart key ECU assembly) connector.

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

      Terminal No. (Symbols) Input/Output Wiring Color Terminal Description Condition Specified Condition Related Data List Item
      O6-11 (E) - Body ground - BR - Body ground Ground Always Below 1 Ω -
      O6-10 (+B) - O6-11 (E) Input BE - BR Power supply Always 11 to 14 V -

    3. Reconnect the O6 certification ECU (smart key ECU assembly) connector.

    4. Measure the voltage and check for pulses according to the value(s) in the table below.

      Terminal No. (Symbols) Input/Output Wiring Color Terminal Description Condition Specified Condition Related Data List Item
      A13-3 (IG1D) - O6-11 (E) Output V - BR IG power supply Engine switch off → on (IG) Below 1 V → 11 to 14 V -
      O6-4 (CLG1) - O6-11 (E) Output

      G*1 - BR

      GR*2 - BR

      Output to driver door electrical key antenna

      (request signal (challenge) is sent to door electrical key antenna from certification ECU (smart key ECU assembly) to form detection area)

      Procedure:


      1. Engine switch off

      2. All doors closed

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. All doors locked through wireless operation

        (electrical key transmitter sub-assembly brought inside detection area*3)

      Pulse generation

      (See waveform 1)

      		 Overhead + Driver Side (key diagnostic mode)

      Procedure:


      1. Engine switch off

      2. All doors closed

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. All doors locked through wireless operation

        (electrical key transmitter sub-assembly brought outside detection area*3)

      Pulse generation

      (See waveform 2)
      O6-4 (CLG1) - O6-11 (E) Input

      G*1 - BR

      GR*2 - BR

      Input to driver door lock sensor

      (front door outside handle assembly (for driver side) lock sensor on signal is sent to the certification ECU (smart key ECU assembly))

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly brought outside vehicle

      3. All doors closed

      4. All doors locked through wireless operation

        (electrical key transmitter sub-assembly brought outside detection area*3)

      5. Driver door lock sensor touched

      Pulse generation

      (See waveform 11)

      		 D-Door Trigger Switch
      O6-4 (CLG1) - O6-11 (E) Input

      G*1 - BR

      GR*2 - BR

      Input to driver door unlock sensor

      (when system is in unlock standby mode and unlock sensor is touched, door electrical key antenna sends unlock sensor input signal (sensing) to certification ECU (smart key ECU assembly))

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly brought outside vehicle

      3. All doors locked

      4. Electrical key transmitter sub-assembly not near the vehicle

      5. Driver door unlock sensor touched

      Pulse generation

      (See waveform 12)

      		 D-Door Touch Sensor
      O6-3 (CG1B) - O6-11 (E) Output

      B*1 - BR

      R*2 - BR

      		 Output to driver door electrical key antenna (terminal on opposite side of component from CLG1 output terminal)

      Procedure:


      1. Engine switch off

      2. All doors closed

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. All doors locked through wireless operation

        (electrical key transmitter sub-assembly brought inside detection area*3)

      Pulse generation

      (See waveform 3)

      		 Overhead + Driver Side (key diagnostic mode)

      Procedure:


      1. Engine switch off

      2. All doors closed

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. All doors locked through wireless operation

        (electrical key transmitter sub-assembly brought outside detection area*3)

      Pulse generation

      (See waveform 4)
      O6-2 (CLG2) - O6-11 (E) Output

      GR*1 - BR

      G*2 - BR

      Output to front passenger door electrical key antenna

      (request signal (challenge) is sent to door electrical key antenna from certification ECU (smart key ECU assembly) to form detection area)

      Procedure:


      1. Engine switch off

      2. All doors closed

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. All doors locked through wireless operation

        (electrical key transmitter sub-assembly brought inside detection area*3)

      Pulse generation

      (See waveform 1)

      		 Overhead + Passenger Side (key diagnostic mode)

      Procedure:


      1. Engine switch off

      2. All doors closed

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. All doors locked through wireless operation

        (electrical key transmitter sub-assembly brought outside detection area*3)

      Pulse generation

      (See waveform 2)
      O6-2 (CLG2) - O6-11 (E) Input

      GR*1 - BR

      G*2 - BR

      Input to front passenger door lock sensor

      (front door outside handle assembly (for front passenger door) lock sensor on signal is sent to the certification ECU (smart key ECU assembly))

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly brought outside vehicle

      3. All doors closed

      4. All doors locked through wireless operation

        (electrical key transmitter sub-assembly brought outside detection area*3)

      5. Front passenger door lock sensor touched

      Pulse generation

      (See waveform 11)

      		 P-Door Trigger Switch
      O6-2 (CLG2) - O6-11 (E) Input

      GR*1 - BR

      G*2 - BR

      Input to front passenger door unlock sensor

      (when system is in unlock standby mode and unlock sensor is touched, door electrical key antenna sends unlock sensor input signal (sensing) to certification ECU (smart key ECU assembly))

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly brought outside vehicle

      3. All doors locked

      4. Electrical key transmitter sub-assembly not near the vehicle

      5. Front passenger door unlock sensor touched

      Pulse generation

      (See waveform 12)

      		 P-Door Touch Sensor
      O6-1 (CG2B) - O6-11 (E) Output

      R*1 - BR

      B*2 - BR

      		 Output to front passenger door electrical key antenna (terminal on opposite side of component from CLG2 output terminal)

      Procedure:


      1. Engine switch off

      2. All doors closed

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. All doors locked through wireless operation

        (electrical key transmitter sub-assembly brought inside detection area*3)

      Pulse generation

      (See waveform 3)

      		 Overhead + Passenger Side (key diagnostic mode)

      Procedure:


      1. Engine switch off

      2. All doors closed

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. All doors locked through wireless operation

        (electrical key transmitter sub-assembly brought outside detection area*3)

      Pulse generation

      (See waveform 4)
      O6-21 (CLG5) - O6-11 (E) Output B - BR Output to No. 1 indoor electrical key antenna assembly (front floor)

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly not inside vehicle

      3. Within 30 seconds of closing any door using the door outside handle

      Pulse generation

      (See waveform 5)

      		 Overhead + Front Room (key diagnostic mode)
      O6-20 (CG5B) - O6-11 (E) Output V - BR Output to No. 1 indoor electrical key antenna assembly (front floor) (terminal on opposite side of component from CLG5 output terminal)

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly not inside vehicle

      3. Within 30 seconds of closing any door using the door outside handle

      Pulse generation

      (See waveform 5)

      		 Overhead + Front Room (key diagnostic mode)
      O5-5 (TSW5) - O6-11 (E) Input G - BR Luggage electrical key switch signal input Luggage electrical key switch off → on

      Pulse generation

      (See waveform 8)

      		 Tr/B-Door Unlock SW
      O5-15 (CLG6) - O6-11 (E) Output LG - BR Output to No. 2 indoor electrical key antenna assembly (rear floor)

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly not inside vehicle

      3. Within 30 seconds of closing any door using the door outside handle

      Pulse generation

      (See waveform 5)

      		 Overhead + Rear Room (key diagnostic mode)
      O5-14 (CG6B) - O6-11 (E) Output BE - BR Output to No. 2 indoor electrical key antenna assembly (rear floor) (terminal on opposite side of component from CLG6 output terminal)

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly not inside vehicle

      3. Within 30 seconds of closing any door using the door outside handle

      Pulse generation

      (See waveform 5)

      		 Overhead + Rear Room (key diagnostic mode)
      O5-4 (CLG7) - O6-11 (E) Output SB - BR Output to No. 3 indoor electrical key antenna assembly (inside luggage)

      Procedure:


      1. Door is closed

      2. Engine switch off

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. Driver door lock sensor touched

      Pulse generation

      (See waveform 6)

      		 Luggage + Luggage (inside) (key diagnostic mode)
      O5-3 (CG7B) - O6-11 (E) Output P - BR Output to No. 3 indoor electrical key antenna assembly (inside luggage) (terminal on opposite side of component from CLG7 output terminal)

      Procedure:


      1. Door is closed

      2. Engine switch off

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. Driver door lock sensor touched

      Pulse generation

      (See waveform 6)

      		 Luggage + Luggage (inside) (key diagnostic mode)
      O5-18 (RCO) - O6-11 (E) Output LG - BR

      Output to door control receiver

      (Power supply for door control receiver. Certification ECU (smart key ECU assembly) outputs 5 V when receiver starts operating.)

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly brought outside detection area but kept inside wireless function operational area

      3. Lock or unlock switch of electrical key transmitter sub-assembly not pressed → pressed

      Pulse generation

      (See waveform 9)

      		 -
      O5-19 (CSEL) - O6-11 (E) Output B - BR Communication channel switching circuit

      Procedure:


      1. Engine switch off

      2. All doors closed

      		 Below 1 V → pulse generation -
      O5-20 (RDAM) - O6-11 (E) Input R - BR

      Door control receiver verifies data received from electrical key transmitter sub-assembly.

      Door control receiver sends data from electrical key transmitter sub-assembly to certification ECU (smart key ECU assembly) (Door control receiver intermittently grounds 12 V signal from certification ECU (smart key ECU assembly)).

      Proceed:


      1. Engine switch off

      2. All doors locked

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. Electrical key transmitter sub-assembly brought outside detection area but kept inside wireless function operational area

      5. Lock or unlock switch of electrical key transmitter sub-assembly not pressed → pressed

      Pulse generation

      (See waveform 10)

      		 -
      O5-2 (CLG8) - O6-11 (E) Output B - BR Output to electrical key antenna (outside luggage compartment)

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly brought outside vehicle

      3. All doors closed

      4. Luggage electrical key switch off → on

      Pulse generation

      (See waveform 7)

      		 Overhead + Luggage (key diagnostic mode)
      O5-1 (CG8B) - O6-11 (E) Output W - BR Output to electrical key antenna (outside luggage compartment) (terminal on opposite side of component from CLG8 output terminal)

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly brought outside vehicle

      3. All doors closed

      4. Luggage electrical key switch off → on

      Pulse generation

      (See waveform 7)

      		 Overhead + Luggage (key diagnostic mode)

      • *1: for LHD

        *2: for RHD

        *3: For details about the entry function detection area, refer to Operation Check.

        Click here

    5. B00660YN01

      Using an oscilloscope, check waveform 1.

      Note

      The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.

      Waveform 1 (Reference)
      Item Content
      Tester Connection

      O6-4 (CLG1) - O6-11 (E)

      O6-2 (CLG2) - O6-11 (E)
      Tool Setting 5 V/DIV., 500 ms/DIV.
      Condition

      Procedure:


      1. Engine switch off

      2. All doors closed

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. All doors locked through wireless operation

        (electrical key transmitter sub-assembly brought inside detection area*)

      • *: For details about the entry function detection area, refer to Operation Check.

        Click here

    6. B0065WXN01

      Using an oscilloscope, check waveform 2.

      Note

      The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.

      Waveform 2 (Reference)
      Item Content
      Tester Connection

      O6-4 (CLG1) - O6-11 (E)

      O6-2 (CLG2) - O6-11 (E)
      Tool Setting 5 V/DIV., 100ms/DIV.
      Condition

      Procedure:


      1. Engine switch off

      2. All doors closed

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. All doors locked through wireless operation

        (electrical key transmitter sub-assembly brought outside detection area*)

      • *: For details about the entry function detection area, refer to Operation Check.

        Click here

    7. B0065E3N01

      Using an oscilloscope, check waveform 3.

      Note

      The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.

      Waveform 3 (Reference)
      Item Content
      Tester Connection

      O6-3 (CG1B) - O6-11 (E)

      O6-1 (CG2B) - O6-11 (E)
      Tool Setting 5 V/DIV., 500 ms/DIV.
      Condition

      Procedure:


      1. Engine switch off

      2. All doors closed

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. All doors locked through wireless operation

        (electrical key transmitter sub-assembly brought inside detection area*)

      • *: For details about the entry function detection area, refer to Operation Check.

        Click here

    8. B0065GGN01

      Using an oscilloscope, check waveform 4.

      Note

      The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.

      Waveform 4 (Reference)
      Item Content
      Tester Connection

      O6-3 (CG1B) - O6-11 (E)

      O6-1 (CG2B) - O6-11 (E)
      Tool Setting 5 V/DIV., 100 ms/DIV.
      Condition

      Procedure:


      1. Engine switch off

      2. All doors closed

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. All doors locked through wireless operation

        (electrical key transmitter sub-assembly brought outside detection area*)

      • *: For details about the entry function detection area, refer to Operation Check.

        Click here

    9. B006672C02
      *a For 30 seconds after closing any door using the door outside handle
      *b 30 seconds or more have elapsed since closing any door using the door outside handle

      Using an oscilloscope, check waveform 5.

      Note

      The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.

      Waveform 5 (Reference)
      Item Content
      Tester Connection

      O6-21 (CLG5) - O6-11 (E)

      O6-20 (CG5B) - O6-11 (E)

      O5-15 (CLG6) - O6-11 (E)

      O5-14 (CG6B) - O6-11 (E)
      Tool Setting 2 V/DIV., 500 ms/DIV.
      Condition

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly not inside vehicle

      3. Within 30 seconds of closing any door using the door outside handle
    10. B0067VZC02
      *a Driver door lock sensor not touched
      *b Driver door lock sensor touched

      Using an oscilloscope, check waveform 6.

      Note

      The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.

      Waveform 6 (Reference)
      Item Content
      Tester Connection

      O5-4 (CLG7) - O6-11 (E)

      O5-3 (CG7B) - O6-11 (E)
      Tool Setting 2 V/DIV., 500 ms/DIV.
      Condition

      Procedure:


      1. Door is closed

      2. Engine switch off

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. Driver door lock sensor touched
    11. B006634N01

      Using an oscilloscope, check waveform 7.

      Note

      The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.

      Waveform 7 (Reference)
      Item Content
      Tester Connection

      O5-2 (CLG8) - O6-11 (E)

      O5-1 (CG8B) - O6-11 (E)
      Tool Setting 2 V/DIV., 500 ms/DIV.
      Condition

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly brought outside vehicle

      3. All doors closed

      4. Luggage electrical key switch off → on
    12. B0067UZC09
      *a Checking for switch on signal at short intervals

      Using an oscilloscope, check waveform 8.

      Note

      The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.

      Waveform 8 (Reference)
      Item Content
      Tester Connection O5-5 (TSW5) - O6-11 (E)
      Tool Setting 2 V/DIV., 500 ms/DIV.
      Condition Luggage electrical key switch off → on
    13. B0065VIC12
      *a Before lock or unlock switch of electrical key transmitter sub-assembly pressed
      *b After lock or unlock switch of electrical key transmitter sub-assembly pressed

      Using an oscilloscope, check waveform 9.

      Note

      The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.

      Waveform 9 (Reference)
      Item Content
      Tester Connection O5-18 (RCO) - O6-11 (E)
      Tool Setting 2 V/DIV., 500 ms/DIV.
      Condition

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly brought outside detection area but kept inside wireless function operational area

      3. Lock or unlock switch of electrical key transmitter sub-assembly not pressed → pressed
    14. B00674RC12
      *a Before lock or unlock switch of electrical key transmitter sub-assembly pressed
      *b After lock or unlock switch of electrical key transmitter sub-assembly pressed

      Using an oscilloscope, check waveform 10.

      Note

      The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.

      Waveform 10 (Reference)
      Item Content
      Tester Connection O5-20 (RDAM) - O6-11 (E)
      Tool Setting 5 V/DIV., 500 ms/DIV.
      Condition

      Procedure:


      1. Engine switch off

      2. All doors locked

      3. Electrical key transmitter sub-assembly not inside vehicle

      4. Electrical key transmitter sub-assembly brought outside detection area but kept inside wireless function operational area

      5. Lock or unlock switch of electrical key transmitter sub-assembly not pressed → pressed
    15. B00654FC02
      *a Lock sensor not touched
      *b Lock sensor touched

      Using an oscilloscope, check waveform 11.

      Note

      The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.

      Waveform 11 (Reference)
      Item Content
      Tester Connection

      O6-4 (CLG1) - O6-11 (E)

      O6-2 (CLG2) - O6-11 (E)
      Tool Setting 5 V/DIV., 40 ms/DIV.
      Condition

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly brought outside vehicle

      3. All doors closed

      4. All doors locked through wireless operation

        (electrical key transmitter sub-assembly brought outside detection area*)

      5. Lock sensor not touched → touched

      • *: For details about the entry function detection area, refer to Operation Check.

        Click here

    16. B0067MPC02
      *a Unlock sensor not touched
      *b Unlock sensor touched

      Using an oscilloscope, check waveform 12.

      Note

      The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.

      Waveform 12 (Reference)
      Item Content
      Tester Connection

      O6-4 (CLG1) - O6-11 (E)

      O6-2 (CLG2) - O6-11 (E)
      Tool Setting 5 V/DIV., 50 ms/DIV.
      Condition

      Procedure:


      1. Engine switch off

      2. Electrical key transmitter sub-assembly brought outside vehicle

      3. All doors locked

      4. Electrical key transmitter sub-assembly not near the vehicle

      5. Unlock sensor not touched → touched

  2. CHECK INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)

    B0066EQN30

    1. Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly.

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

      Terminal No. (Symbols) Input/Output Wiring Color Terminal Description Condition Specified Condition Related Data List Item
      MB-11 (GND1) - Body ground - - Ground Always Below 1 Ω -
      MB-31 (BECU) - Body ground Input - Battery power supply (for CPU) Always 11 to 14 V -
      O2-6 (FLCY) - Body ground Input V - Body ground Front door LH courtesy light switch input Front door LH closed → open 1 MΩ or higher → Below 50 Ω FL Door Courtesy SW
      O2-27 (FRCY) - Body ground Input V - Body ground Front door RH courtesy light switch input Front door RH closed → open 1 MΩ or higher → Below 50 Ω FR Door Courtesy SW

    3. Install the main body ECU (multiplex network body ECU) to the instrument panel junction block assembly.

    4. Measure the voltage and check for pulses according to the value(s) in the table below.

      Terminal No. (Symbols) Input/Output Wiring Color Terminal Description Condition Specified Condition Related Data List Item
      4B-26 (LSFL) - Body ground Input G - Body ground Front door LH unlock detection switch input Front door LH locked → unlocked

      Pulse generation

      (See waveform 1)

      		 FL Door Lock Pos
      4B-27 (LSFR) - Body ground Input B - Body ground Front door RH unlock detection switch input Front door RH locked → unlocked

      Pulse generation

      (See waveform 1)

      		 FR Door Lock Pos
      O2-6 (FLCY) - Body ground Input V - Body ground Front door LH courtesy light switch input Front door LH closed → open

      Pulse generation

      (See waveform 2)

      		 FL Door Courtesy SW
      O2-27 (FRCY) - Body ground Input V - Body ground Front door RH courtesy light switch input Front door RH closed → open

      Pulse generation

      (See waveform 2)

      		 FR Door Courtesy SW
      4D-16 (LGCY) - Body ground Input G - Body ground Luggage door courtesy light switch input Luggage compartment door closed → opened

      Pulse generation

      (See waveform 2)

      		 Luggage Courtesy SW
      4C-28 (BZR) - Body ground Output G - Body ground Wireless buzzer signal output

      Procedure:


      1. Engine switch off

      2. All doors closed

      3. Lock switch of electrical key transmitter sub-assembly not pressed → pressed

      		 Below 1 V → pulse generation -
    5. B0065BVC02
      *a Door locked
      *b Door unlocked

      Using an oscilloscope, check waveform 1.

      Note

      The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.

      Waveform 1 (Reference)
      Item Content
      Tester Connection

      4B-26 (LSFL) - Body ground

      4B-27 (LSFR) - Body ground
      Tool Setting 2 V/DIV., 200 ms/DIV.
      Condition Door locked → unlocked
    6. B0065BVC03
      *a Door closed
      *b Door open

      Using an oscilloscope, check waveform 2.

      Note

      The oscilloscope waveform shown in the illustration is an example for reference only. Noise, chattering, etc. are not shown.

      Waveform 2 (Reference)
      Item Content
      Tester Connection

      O2-6 (FLCY) - Body ground

      O2-27 (FRCY) - Body ground

      4D-16 (LGCY) - Body ground
      Tool Setting 2 V/DIV., 200 ms/DIV.
      Condition Door closed → opened