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In "N" Position, Vehicle Moves

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.

SYMPTOM: 

Vehicle moves forward or backward when selecting "N" position. 

  1. CHECK PNP SWITCH CIRCUIT 

    With CONSULT-II 

    Does "TCM INPUT SIGNALS" in Data Monitor show damage to PNP switch circuit?

    Without CONSULT-II 

    Does self-diagnosis show damage to PNP switch circuit?

    Fig 1: Checking PNP Switch Circuit
    G02033061Courtesy of NISSAN MOTOR CO., U.S.A.

    Yes or No 

    1. Yes: Check PNP switch circuit. Refer to "DTC P0705 ".
    2. No: GO TO 2.
  2. CHECK CONTROL LINKAGE 

    Check control linkage. Refer to - 2WD MODEL - .

    Fig 2: Checking Control Linkage
    G02033062Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK: GO TO 3.
    2. NG: Refer to MANUAL CONTROL LINKAGE ADJUSTMENT .
  3. CHECK A/T FLUID LEVEL 

    Check A/T fluid level again.

    Fig 3: Checking A/T Fluid Level
    G02033063Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK: GO TO 4.
    2. NG: Refill ATF.
  4. CHECK A/T FLUID CONDITION 
    1. Remove oil pan.
    2. Check A/T fluid condition.
      Fig 4: Checking A/T Fluid Condition
      G02033064Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK: GO TO 5.
    2. NG:
      1. Disassemble A/T.
      2. Check the following items:
        • Forward clutch assembly
        • Overrun clutch assembly
        • Reverse clutch assembly
  5. CHECK SYMPTOM 

    Check again.

    OK or NG 

    1. OK: INSPECTION END 
    2. NG:
      1. Perform TCM input/output signal inspection.
      2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.