AIR SUSPENSION SYSTEM TS and CG Terminal Circuit

DESCRIPTION

With terminals 12 (TS) and 4 (CG) of the DLC3 connected, when the power switch is turned ON (IG), test mode will start and then the DTCs will be output.

WIRING DIAGRAM

A01GWIFE02

INSPECTION PROCEDURE

Note

When replacing the skid control ECU, perform initialization of the linear solenoid valve calibration Click here.

PROCEDURE


  1. INSPECT DLC3 (TS VOLTAGE)

    A01H1VDE07

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

      Standard voltage
      Tester Connection Switch Condition Specified Condition
      L31-12 (TS) - L31-4 (CG) Power switch ON (IG) 11 to 14 V

    NG

    CHECK HARNESS AND CONNECTOR (DLC3 - SKID CONTROL ECU AND BODY GROUND) Click here

    OK

    PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE Click here

  2. CHECK HARNESS AND CONNECTOR (DLC3 - SKID CONTROL ECU AND BODY GROUND)


    1. A01GW35E06

      Disconnect the A21 skid control ECU connector.

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

      Standard resistance
      Tester Connection Condition Specified Condition
      L31-12 (TS) - A21-24 (TS) Always Below 1 Ω
      L31-12 (TS) or A21-24 (TS) - Body ground Always 10 kΩ or higher
      L31-4 (CG) - Body ground Always Below 1 Ω
      Result
      Result Proceed to
      NG A
      OK (for LHD) B
      OK (for RHD) C

    B

    REPLACE SKID CONTROL ECU Click here

    C

    REPLACE SKID CONTROL ECU Click here

    A

    REPAIR OR REPLACE HARNESS OR CONNECTOR