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Home >> Nissan-Datsun >> 2002 >> Sentra SE-R, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1493 (Brake Control System) >> TCS/Abs >> Trouble Diagnosis For Self-Diagnostic Items >> ABS/TCS Control Unit Power and Ground Systems Inspection >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. SELF-DIAGNOSIS RESULT CHECK 

    Check self-diagnosis results.

    SELF-DIAGNOSIS RESULTS TABLE

    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/TCS CONTROL UNIT POWER AND GROUND CIRCUIT INSPECTION 

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

    Fig 1: Voltage & Continuity Chart
    G02447730Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

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