Click here

VEHICLE STABILITY CONTROL SYSTEM, Diagnostic DTC:C1340

Click here
Click here Click here
DTC Code DTC Name
C1340 Center Differential Lock Circuit
Click here

DESCRIPTION

DTC Code DTC Detection Condition Trouble Area
C1340 An open circuit is detected in the EXI circuit of the skid control ECU.

  • Harness or connector

  • Transfer system

  • Skid control ECU (Master cylinder solenoid)
Click here

WIRING DIAGRAM

Click here

INSPECTION PROCEDURE

Note:

After replacing the master cylinder solenoid, perform zero point calibration and store the system information (Click here).

Click here

PROCEDURE


  1. Click here

    CHECK HARNESS AND CONNECTOR (EXI TERMINAL)


    1. Turn the ignition switch off.

    2. Disconnect the skid control ECU (master cylinder solenoid) connector.

    3. A015D41E69

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

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      A24-27 (EXI) - Body ground Ignition switch ON 11 to 14 V
      Table 1. Text in Illustration
      *a

      Front view of wire harness connector

      (to Skid Control ECU [Master Cylinder Solenoid])

  2. Click here

    RECONFIRM DTC


    1. Clear the DTCs (Click here).

    2. Turn the ignition switch off.

    3. Check for DTCs (Click here).

      Table 2. Result
      Result Proceed to
      DTC is not output A
      DTC is output (for LHD) B
      DTC is output (for RHD) C

  3. Click here

    CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - 4 WHEEL DRIVE CONTROL ECU/TRANSFER SHIFT ACTUATOR)


    1. Disconnect the A24 skid control ECU (master cylinder solenoid) connector.

    2. Disconnect the A27 4 wheel drive control ECU connector.

    3. Disconnect the C37 transfer shift actuator assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      A24-27 (EXI) - A27-14 (P1) Always Below 1 Ω
      A24-27 (EXI) - C37-3 (CDL) Always Below 1 Ω
      A24-27 (EXI) - Body ground Always 10 kΩ or higher
      C37-7 (GND1) - Body ground Always Below 1 Ω

  4. Click here

    REPLACE MASTER CYLINDER SOLENOIDClick here

  5. Click here

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  6. Click here

    CHECK FOR INTERMITTENT PROBLEMSClick here

  7. Click here

    GO TO TRANSFER SYSTEM (PROBLEM SYMPTOMS TABLE)Click here

  8. Click here

    REPLACE MASTER CYLINDER SOLENOIDClick here