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Home >> Infiniti >> 2017 >> QX80 Base, AWD >> Repair and Diagnosis >> Brakes >> Brakes Control Systems >> Brake Control System (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC C1118: Transfer Control Unit >> Diagnosis Procedure >> Diagnostic Test
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Diagnostic Test

  1. CHECK 4WD SYSTEM

    G-20 With CONSULT

    Perform self-diagnosis for "ALL MODE AWD/4WD". Refer to CONSULT FUNCTION .

    Is DTC detected?

    YES 

    Check the DTC. Refer to DTC INDEX .

    NO 

    GO TO STEP 2  .

  2. PERFORM SELF-DIAGNOSIS

    G-20 With CONSULT

    1. Erase self-diagnosis result for "ABS".
    2. Turn the ignition switch OFF, and wait 10 seconds or more.
    3. Start the engine and drive the vehicle for a short period of time.
      NOTE:

      Vehicle must be driven after repair or replacement to erase the previous DTCs.

    4. Stop the vehicle.
    5. Perform self-diagnosis for "ABS".

    Is DTC "C1118" detected?

    YES 

    Replace the ABS actuator and electric unit (control unit). Refer to REMOVAL AND INSTALLATION .

    NO 

    Check pin terminals and connection of each harness connector for abnormal conditions. Repair / replace harness, connector, or terminal.