14. Lock-up Is Not Released

SYMPTOM: 

Lock-up is not released when accelerator pedal is released. 

1. CHECK THROTTLE POSITION SENSOR [ACCELERATOR PEDAL POSITION (APP) SENSOR] CIRCUIT 

   With CONSULT-II 

   Does "TCM INPUT SIGNALS" in "DATA MONITOR" show damage to throttle position sensor [accelerator pedal position (APP) sensor] circuit?

   Without CONSULT-II 

   Does self-diagnosis show damage to throttle position sensor [accelerator pedal position (APP) sensor] circuit?

   Yes or No

   1. Yes: Check throttle position sensor [accelerator pedal position (APP) sensor]. Refer to "DTC P0122, P0123: TP SENSOR " and "DTC P2122, P2123: APP SENSOR " (with QR25DE), or "DTC P0122, P0123: TP SENSOR " and "DTC P2122, P2123: APP SENSOR " (with VQ35DE).
   2. No: GO TO 2.
      Fig 1: Throttle Position Switch Circuit Diagnosis Table

      Courtesy of NISSAN MOTOR CO., U.S.A.
2. CHECK SYMPTOM 

   Check again.

   OK or NG

   1. OK: INSPECTION END 
   2. NG: GO TO 3.
3. CHECK TCM INSPECTION 
   1. Perform TCM input/output signal inspection.
   2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.

   OK or NG

   1. OK: INSPECTION END 
   2. NG: Repair or replace damaged parts.