2004 Infiniti Q45FACTORY OEM SERVICE PROCEDURE

Inspection Procedure

  1. Turn ignition switch OFF.
  2. Connect CONSULT-II and CONSULT-II CONVERTER to data link connector, which is located under LH dash panel near the fuse box cover.
  3. Turn ignition switch ON.
    Fig 1: Locating Data Link Connector
    G00760286Courtesy of NISSAN MOTOR CO., U.S.A.
  4. Touch "START (NISSAN BASED VHCL)".
  5. Touch "ENGINE".

    If "ENGINE" is not indicated, go toΒ COMPUTER DATA LINES or CONSULT-II DATA LINK CONNECTOR (DLC) CIRCUIT .

  6. Perform each diagnostic test mode according to each service procedure.

    For further information, see the CONSULT-II Operation Manual.Β 

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:

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

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