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Home >> Nissan-Datsun >> 2004 >> Quest SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System >> DTC P0605: ECM >> Diagnostic Procedure
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Diagnostic Procedure

  1. INSPECTION START 

    With CONSULT-II 

    1. Turn ignition switch ON.
    2. Select "SELF DIAG RESULTS" mode with CONSULT-II.
    3. Touch "ERASE".
    4. Perform DTC Confirmation Procedure. 

      See DTC CONFIRMATION PROCEDURE  .

    5. Is the 1st trip DTC P0605 displayed again?

    With GST 

    1. Turn ignition switch ON.
    2. Select MODE 4 with GST.
    3. Touch "ERASE".
    4. Perform DTC Confirmation Procedure. 

      See DTC CONFIRMATION PROCEDURE  .

    5. Is the 1st trip DTC P0605 displayed again?

    Yes or No 

    1. Yes: GO TO 2.
    2. No: INSPECTION END 
  2. REPLACE ECM 
    1. Replace ECM.
    2. Perform initialization of of all NATS ignition key IDs. Refer to ECM RE-COMMUNICATING FUNCTION .
    3. Perform ACCELERATOR PEDAL RELEASED POSITION LEARNING  .
    4. Perform THROTTLE VALVE CLOSED POSITION LEARNING  .
    5. Perform IDLE AIR VOLUME LEARNING  .
      1. INSPECTION END 
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