HYBRID CONTROL SYSTEM Indicator Circuit

DESCRIPTION

In accordance with the shift lever position, each shift position indicator light will turn on.

WIRING DIAGRAM

A01CPJAE07

PROCEDURE


  1. CHECK SHIFT POSITION INDICATOR


    1. Turn the power switch on (ACC).

    2. Check that each shift position indicator light turns on correctly.

      Result
      Result Proceed to
      All shift position indicator lights turn on simultaneously A
      Shift position indicator lights other than corresponding one turn on A
      Corresponding shift position indicator light does not turn on B
      No shift position indicator lights turn on B

    3. Turn the power switch off.


    B

    CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT) Click here

    A

  2. CHECK HARNESS AND CONNECTOR (CHECK FOR SHORT TO GND)


    1. Disconnect the I115 and I116 hybrid vehicle control ECU connectors.

    2. B002K7OC26
      *a

      Rear view of wire harness connector

      (to Hybrid Vehicle Control ECU)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      I116-13 (INDP) - Body ground and other terminals Always 10 kΩ or higher
      I115-8 (INDR) - Body ground and other terminals Always 10 kΩ or higher
      I116-12 (INDN) - Body ground and other terminals Always 10 kΩ or higher
      I116-11 (INDD) - Body ground and other terminals Always 10 kΩ or higher
      I116-10 (INDM) - Body ground and other terminals Always 10 kΩ or higher

    3. Reconnect the I115 and I116 hybrid vehicle control ECU connectors.

      Result
      Proceed to
      OK
      NG

    OK

    REPLACE HYBRID VEHICLE CONTROL ECU Click here

    NG

    CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - SHIFT POSITION INDICATOR) Click here

  3. CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT)


    1. Disconnect the I32 shift position indicator connector.

      A01CPQFC01
      *A for LHD *B for RHD

    2. Turn the power switch on (ACC).

    3. A01CQO7C07
      *a

      Front view of wire harness connector

      (to Shift Position Indicator)

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      I32-8 (PWR) - Body ground Power switch on (ACC) 11 to 14 V

    4. Turn the power switch off.

    5. Reconnect the I32 shift position indicator connector.

      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE POWER SOURCE CIRCUIT

    OK

  4. CHECK HARNESS AND CONNECTOR (POWER SOURCE TERMINAL ACCI)


    1. Turn the power switch on (ACC).

    2. A01CN3MC04
      *a

      Component with harness connected

      (Hybrid Vehicle Control ECU)

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      A60-22 (ACCI) - Body ground Power switch on (ACC) 11 to 14 V

    3. Turn the power switch off.

      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE POWER SOURCE CIRCUIT

    OK

  5. CHECK HARNESS AND CONNECTOR (CHECK FOR OPEN)


    1. Disconnect the I115 and I116 hybrid vehicle control ECU connectors.

    2. Turn the power switch on (ACC).

    3. B002K7OC26
      *a

      Rear view of wire harness connector

      (to Hybrid Vehicle Control ECU)

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      I116-13 (INDP) - Body ground Power switch on (ACC) 11 to 14 V
      I115-8 (INDR) - Body ground Power switch on (ACC) 11 to 14 V
      I116-12 (INDN) - Body ground Power switch on (ACC) 11 to 14 V
      I116-11 (INDD) - Body ground Power switch on (ACC) 11 to 14 V
      I116-10 (INDM) - Body ground Power switch on (ACC) 11 to 14 V

    4. Turn the power switch off.

    5. Reconnect the I115 and I116 hybrid vehicle control ECU connectors.

      Result
      Proceed to
      OK
      NG

    OK

    REPLACE HYBRID VEHICLE CONTROL ECU Click here

    NG

    CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - SHIFT POSITION INDICATOR) Click here

  6. CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - SHIFT POSITION INDICATOR)


    1. Disconnect the I115 and I116 hybrid vehicle control ECU connectors.

    2. A01CO6D

      Disconnect the I32 shift position indicator connector.

    3. A01CQMPC01
      *a

      Rear view of wire harness connector

      (to Hybrid Vehicle Control ECU)
      *b

      Front view of wire harness connector

      (to Shift Position Indicator)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      I116-13 (INDP) or I32-5 (P) - Body ground and other terminals Always 10 kΩ or higher
      I115-8 (INDR) or I32-4 (R) - Body ground and other terminals Always 10 kΩ or higher
      I116-12 (INDN) or I32-3 (N) - Body ground and other terminals Always 10 kΩ or higher
      I116-11 (INDD) or I32-2 (D) - Body ground and other terminals Always 10 kΩ or higher
      I116-10 (INDM) or I32-1 (S) - Body ground and other terminals Always 10 kΩ or higher

    4. Reconnect the I32 shift position indicator connector.

    5. Reconnect the I115 and I116 hybrid vehicle control ECU connectors.

      Result
      Proceed to
      OK
      NG

    OK

    REPLACE SHIFT POSITION INDICATOR Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  7. CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - SHIFT POSITION INDICATOR)


    1. Disconnect the I115 and I116 hybrid vehicle control ECU connectors.

    2. Disconnect the I32 shift position indicator connector.

    3. A01CQMPC01
      *a

      Rear view of wire harness connector

      (to Hybrid Vehicle Control ECU)
      *b

      Front view of wire harness connector

      (to Shift Position Indicator)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      I116-13 (INDP) -I32-5 (P) Always Below 1 Ω
      I115-8 (INDR) -I32-4 (R) Always Below 1 Ω
      I116-12 (INDN) -I32-3 (N) Always Below 1 Ω
      I116-11 (INDD) -I32-2 (D) Always Below 1 Ω
      I116-10 (INDM) -I32-1 (S) Always Below 1 Ω

    4. Reconnect the I32 shift position indicator connector.

    5. Reconnect the I115 and I116 hybrid vehicle control ECU connectors.

      Result
      Proceed to
      OK
      NG

    OK

    REPLACE SHIFT POSITION INDICATOR Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR