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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 817 (Abs) >> Trouble Diagnosis For Self-Diagnostic Items >> G Sensor and Circuit >> Diagnostic Procedure >> Malfunction code No. 17, 64, 65, 66, 68

Malfunction code No. 17, 64, 65, 66, 68

WARNING: This page is about a different car, the 2003 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECTION START 

    G sensor inspection

    Fig 1: Inspecting G Sensor
    G02034831Courtesy of NISSAN MOTOR CO., U.S.A.
    1. GO TO 2.
  2. CHECK CONNECTOR 
    1. Disconnect ABS actuator and electric unit and G sensor connectors. Check terminals for damage or loose connection. Then reconnect connectors.
    2. Carry out self-diagnosis again.

    Does warning lamp active again? 

    1. Yes: GO TO 3.
    2. NO: INSPECTION END 
  3. CHECK G SENSOR POWER SUPPLY CIRCUIT 
    1. Disconnect G sensor connector B58.
    2. Check voltage between G sensor connector terminals 4 and ground.
      Fig 2: Checking G Sensor Power Supply Circuit
      G02034832Courtesy of NISSAN MOTOR CO., U.S.A.

    Does battery voltage exist? 

    1. Yes: GO TO 4.
    2. NO: Check the following. If NG, repair harness or connectors. 
      • Harness connectors E111, B58
      • Harness for open or short between G sensor and ABS actuator and electric unit.
  4. CHECK G SENSOR ELECTRICAL 
    1. Connect G sensor body side terminal and sensor side terminal with suitable harness.
    2. Check voltage between terminals 1 and 2, 1 and 3 under the following conditions.
      Fig 3: Checking G Sensor Electrical
      G02034833Courtesy of NISSAN MOTOR CO., U.S.A.

    Is voltage OK? 

    1. Yes: Check ABS actuator and electric unit pin terminals for damage or the connection of ABS actuator and electric unit harness connector. Then retest.
    2. NO: Replace G sensor.