2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE

Consult-II Inspection Procedure

WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: If CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunctions might be detected in self-diagnosis depending on control unit which carry out CAN communication.
  1. Turn ignition switch "OFF".
  2. Connect "CONSULT-II" and "CONSULT-II CONVERTER" to the data link connector.
    Fig 1: Identifying Data Link Connector
    G03500333Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Turn ignition switch "ON".
  4. Touch "START (NISSAN BASED VHCL)".
    Fig 2: Display CONSULT - II
    G03500334Courtesy of NISSAN MOTOR CO., U.S.A.
  5. Touch "AUTO DRIVE POS" and "BCM".

    If "AUTO DRIVE POS." is not indicated, refer to CONSULT-II DATA LINK CONNECTOR (DLC) CIRCUIT .

    Fig 3: Display SELECT SYSTEM
    G03500335Courtesy of NISSAN MOTOR CO., U.S.A.
  6. Select diagnosis mode.

    7. "DATA MONITOR""ACTIVE TEST""SELF-DIAG RESULTS""ECU PART NUMBER" and "WORK SUPPORT" are available.

    Fig 4: Display SELECT DIAGNOSTIC MODE
    G03500336Courtesy of NISSAN MOTOR CO., U.S.A.
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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.