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ABS Control Unit Power and Ground Systems Inspection

WARNING: This page is about a different car, the 2006 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

INSPECTION PROCEDURE

  1. SELF-DIAGNOSIS RESULT CHECK 

    Check self-diagnosis results.

    CHECK SELF-DIAGNOSIS RESULTS

    Self-diagnosis results
    BATTERY VOLTAGE

    Is the above displayed in the self-diagnosis display items? 

    YES: GO TO 2.

    NO: Inspection End.

  2. CONNECTOR INSPECTION 
    1. Disconnect the ABS actuator and electric unit (control unit) connector E125.
    2. Check the terminals for deformation, disconnection, looseness or damage.

    OK or NG 

    OK: GO TO 3.

    NG: Repair or replace as necessary.

  3. ABS CONTROL UNIT POWER AND GROUND CIRCUIT INSPECTION 

    Measure the voltage and continuity between the ABS actuator and electric unit (control unit) harness connector E125 and ground.

    TERMINALS VOLTAGE CHART

    Signal name ABS actuator and electric unit (control unit) harness connector E125 Body ground Measured value
    Power supply 1 - Battery voltage (Approx. 12V)
    32
    Ground 16 - Continuity should exist.
    47

    OK or NG 

    OK: Check the battery for loose terminals, low voltage, etc. Repair as necessary.

    NG: Repair the circuit.

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