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Home >> Nissan-Datsun >> 2004 >> Altima S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 820 (Automatic Transmission) >> Trouble Diagnosis For Symptoms >> O/D OFF Indicator Lamp Does Not Come On >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK CAN COMMUNICATION LINE 

    Perform self-diagnosis. Refer to "SELF-DIAGNOSTIC RESULT MODE ", "TCM SELF-DIAGNOSTIC PROCEDURE (NO TOOLS) ".

    Is a malfunction in the CAN communication indicated in the results? 

    YES: Check CAN communication line. Refer to "DTC U1000 CAN COMMUNICATION LINE ".

    NO: GO TO 2.

  2. CHECK O/D OFF INDICATOR LAMP CIRCUIT 

    Check the combination meter. Refer to "COMBINATION METERS ".

    OK or NG 

    OK: GO TO 3

    NG: Repair or replace damaged parts.

  3. CHECK TCM POWER SUPPLY AND GROUND CIRCUIT 

    Check TCM power supply and ground circuit. Refer to "MAIN POWER SUPPLY AND GROUND CIRCUIT ".

    OK or NG 

    OK: INSPECTION END 

    NG: Repair or replace damaged parts.

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