2004 Infiniti I35FACTORY OEM SERVICE PROCEDURE

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   . 
    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   . 
    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 IVIS (NATS) system and registration of all IVIS (NATS) ignition key IDs. Refer to IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM - NATS)  .
    3. Perform ACCELERATOR PEDAL RELEASED POSITION LEARNING  .
    4. Perform THROTTLE VALVE CLOSED POSITION LEARNING  .
    5. Perform IDLE AIR VOLUME LEARNING  .
    1. : INSPECTION END 
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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