VEHICLE STABILITY CONTROL SYSTEM TC and CG Terminal Circuit

DTC Code DTC Name
TC and CG Terminal Circuit

DESCRIPTION

DTC output mode is set by connecting terminals TC and CG of the DLC3.

WIRING DIAGRAM

C200425E35
Tip:

When each warning light continues blinking, a ground short in the wiring of terminal TC of the DLC3 or an internal ground short in each ECU is suspected.

CAUTION / NOTICE / HINT

Note:

When replacing the master cylinder solenoid, perform calibration (Click here).

PROCEDURE

  1. INSPECT DLC3

    1. Turn the engine switch on (IG).

    2. C146309C01

      *a

      Front view of DLC3

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

      Standard Voltage

      Tester Connection

      Switch Condition

      Specified Condition

      G37-13 (TC) - G37-4 (CG)

      Engine switch on (IG)

      11 to 14 V

      Result

      Result

      OK

      NG
    NG

    CHECK HARNESS AND CONNECTOR (ECM - DLC3)Click here

    OK

  2. CHECK CAN COMMUNICATION LINE

    1. Turn the engine switch off.

    2. Connect the intelligent tester to the DLC3.

    3. Turn the engine switch on (IG).

    4. Turn the intelligent tester on.

    5. Select CAN Bus Check from the System Selection Menu screen and follow the prompts on the screen to inspect the CAN bus.

      Click here

      OK

      CAN Bus Check indicates no malfunctions in CAN communication.

      Result

      Result

      OK

      NG
    NG

    GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING)

    Click here

    OK

  3. CHECK DTC (CAN COMMUNICATION SYSTEM)

    1. Turn the engine switch off.

    2. Connect the intelligent tester to the DLC3.

    3. Turn the engine switch on (IG).

    4. Turn the intelligent tester on.

    5. Check for DTCs.

      Click here

      Result

      Result

      Proceed to

      CAN DTC is not output

      A

      CAN DTC is output

      B

      Body Electrical > PM1 Gateway > Trouble Codes

    B

    GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING)

    Click here

    A

  4. CHECK HARNESS AND CONNECTOR (ECM - DLC3)

    1. Turn the engine switch off.

    2. Disconnect the G45 ECM connector.

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      G45-28 (TC) - G37-13 (TC)

      Always

      Below 1 Ω

      Result

      Result

      OK

      NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  5. CHECK HARNESS AND CONNECTOR (DLC3 - BODY GROUND)

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      G37-4 (CG) - Body ground

      Always

      Below 1 Ω

      Result

      Result

      OK

      NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  6. CHECK ECM (DLC3 INPUT)

    1. C146309C01

      *a

      Front view of DLC3

      Using SST, connect terminals 13 (TC) and 4 (CG) of the DLC3.

    2. Check that the MIL is blinking.

      Result

      Result

      Proceed to

      MIL is blinking

      A

      MIL is not blinking

      B

    09843-18040

    B

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    A

  7. CHECK DTC (CAN COMMUNICATION SYSTEM)

    1. Turn the engine switch off.

    2. Connect the intelligent tester to the DLC3.

    3. Turn the engine switch on (IG).

    4. Turn the intelligent tester on.

    5. Check for DTCs.

      Click here

      Result

      Result

      Proceed to

      CAN DTC is not output

      A

      CAN DTC is output

      B

      Body Electrical > PM1 Gateway > Trouble Codes

    A

    REPLACE MASTER CYLINDER SOLENOID

    Click here

    B

    GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING)

    Click here