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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 >> Control Unit >> Diagnostic Procedure >> Malfunction code No. 71

Malfunction code No. 71

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 

    ABS actuator and electric unit power supply and ground circuit inspection

    Fig 1: Inspecting ABS Actuator And Electric Unit Power Supply And Ground Circuit
    G02034834Courtesy of NISSAN MOTOR CO., U.S.A.
    1. GO TO 2.
  2. CHECK CONNECTOR 
    1. Disconnect ABS actuator and electric unit connector. Check terminals for damage or loose connection. Then reconnect connector.
    2. Carry out self-diagnosis again.

    Does warning lamp activate again? 

    1. Yes: GO TO 3.
    2. NO: INSPECTION END 
  3. CHECK ABS ACTUATOR AND ELECTRIC UNIT POWER SUPPLY CIRCUIT 

    Check voltage. Refer to "5. CHECK ABS ACTUATOR AND ELECTRIC UNIT POWER SUPPLY CIRCUIT" in "DIAGNOSTIC PROCEDURE", LOW VOLTAGE  .

    Does battery voltage exist when ignition switch is turned ON? 

    1. Yes: GO TO 4.
    2. NO: Repair.
  4. CHECK WARNING LAMP INDICATION 

    Does warning lamp indicate code No. 71 again?

    Yes or No 

    1. Yes: Replace ABS actuator and electric unit.
    2. NO: Inspect the system according to the code No.
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