AUTOMATIC TRANSMISSION SYSTEM (for 1KD-FTV) ECU Power Source Circuit

DESCRIPTION

When the ignition switch is turned to ON, battery voltage is applied to terminal IG2 of the TCM.

WIRING DIAGRAM

Refer to DTC P0560 Click here.

INSPECTION PROCEDURE

Note

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE


  1. CHECK TCM (TCM - BODY GROUND)


    1. A01DQ7JE13
      Text in Illustration
      *a

      Rear view of wire harness connector

      (to TCM)

      Disconnect the G69 TCM connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      G69-1 (E1) - Body ground Always Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  2. CHECK HARNESS AND CONNECTOR (NO. 1 INTEGRATION RELAY - TCM)


    1. Disconnect the No. 1 integration relay 1A connector.

    2. Disconnect the G70 TCM connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      1A-4 - G70-6 (IG2) Always Below 1 Ω
      1A-4 or G70-6 (IG2) - Body ground Always 10 kΩ or higher
      Result
      Result Proceed to
      OK (w/ DPF) A
      OK (w/o DPF) B
      NG C

    B

    GO TO ECD SYSTEM (ECM POWER SOURCE CIRCUIT) Click here

    C

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    A

    GO TO ECD SYSTEM (ECM POWER SOURCE CIRCUIT) Click here