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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 79 (Brake Control System (DTC/Circuit Diagnosis) (Without ICC) (Except Hybrid)) >> DTC/Circuit Diagnosis >> DTC C1130: Engine Signal >> Diagnosis Procedure >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

  1. CHECK ENGINE SYSTEM

    G-20 With CONSULT

    Perform "Self Diagnostic Result" of "ENGINE".

    Is DTC detected?

    YES 

    Check the DTC. Refer to DTCINDEX (VQ35DE FOR USA AND CANADA).

    NO 

    GO TO STEP 2  .

  2. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIRCUIT

    Check the ABS actuator and electric unit (control unit) power supply and ground circuits. Refer to DIAGNOSIS PROCEDURE .

    Is the inspection result normal?

    YES 

    GO TO STEP 3  .

    NO 

    Repair / replace harness, connector, fuse, or fusible link.

  3. CHECK CONNECTOR AND TERMINAL

    1. Turn the ignition switch OFF.
    2. Disconnect ECM harness connector.
    3. Disconnect ABS actuator and electric unit (control unit) harness connector.
    4. Check the connector for disconnection or looseness.
    5. Check the pin terminals for damage or loose connection with harness connector.

    Is the inspection result normal?

    YES 

    GO TO STEP 4  .

    NO 

    Repair / replace harness, connector, or terminal, securely lock the connector, and GO TO STEP 4  .

  4. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

    G-20 With CONSULT

    1. Connect ECM harness connector.
    2. Connect ABS actuator and electric unit (control unit) harness connector.
    3. Erase "Self Diagnostic Result" of "ABS"
    4. Turn the ignition switch OFF.
      NOTE:

      Wait at least 10 seconds after turning ignition switch OFF.

    5. Start the engine.
      NOTE:

      Wait at least 10 seconds after starting the engine.

    6. Perform "Self Diagnostic Result" of "ABS".

    Is DTC "C1130" or "U1000" detected?

    YES ("C1130") 

    GO TO STEP   1  .

    YES ("U1000") 

    Refer to TROUBLE DIAGNOSIS FLOW CHART .

    NO 

    Inspection End.