LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2004 >> M45 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> Basic Service Procedure >> Idle Air Volume Learning >> Operation Procedure >> With CONSULT-II
April 5, 2026: LEMON Manuals is launched! Read the announcement.

With CONSULT-II

  1. Perform ACCELERATOR PEDAL RELEASED POSITION LEARNING .
  2. Perform THROTTLE VALVE CLOSED POSITION LEARNING .
  3. Start engine and warm it up to normal operating temperature.
  4. Check that all items listed under the topic PREPARATION (previously mentioned) are in good order.
  5. Select "IDLE AIR VOL LEARN" in "WORK SUPPORT" mode.
  6. Touch "START" and wait 20 seconds.
  7. Make sure that "CMPLT" is displayed on CONSULT-II screen. If "CMPLT" is not displayed, Idle Air Volume Learning will not be carried out successfully. In this case, find the cause of the incident by referring to the DIAGNOSTIC PROCEDURE below.
  8. Rev up the engine two or three times and make sure that idle speed and ignition timing are within the specifications.
    Fig 1: Identifying Idle Speed & Ignition Timing Specifications
    G00795512Courtesy of NISSAN MOTOR CO., U.S.A.