2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE

Combination Switch Inspection

WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. SYSTEM CHECK 
    1. Referring to table below, check to which system the malfunctioning switch belongs.
      SYSTEM MALFUNCTIONING TABLE

      System 1 System 2 System 3 System 4 System 5
      - FR WASHER FR WIPER LO TURN LH TURN RH
      FR WIPER HI - FR WIPER INT PASSING HEAD LAMP1
      INT VOLUME 1 RR WASHER - HEAD LAMP2 HI BEAM
      RR WIPER INT INT VOLUME 3 AUTO LIGHT - TAIL LAMP
      INT VOLUME 2 RR WIPER ON - FR FOG -
    • : GO TO 2.
  2. SYSTEM CHECK 

    With CONSULT-II

    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 carries out CAN communication.
    1. Connect CONSULT-II, and select "COMB SW" on "SELECT TEST ITEM" screen.
    2. Select "DATA MONITOR".
      Fig 1: Displaying DATA MONITOR Mode
      G02477715Courtesy of NISSAN MOTOR CO., U.S.A.
    3. Select "START" and confirm that other switches in malfunctioning system operate normally.

      Example: When auto light switch is malfunctioning, confirm that "FRONT WIPER LOW" and "FRONT WIPER INT" in System 3, to which the auto light switch belongs, turn ON-OFF normally.

    Without CONSULT-II

    Operate combination switch and confirm that other switches in malfunctioning system operate normally. Example: When auto light switch is malfunctioning, confirm that "FRONT WIPER LOW" and "FRONT WIPER INT" in System 3, to which the auto light switch belongs, operate normally.

    Check results

    • Other switches in malfunctioning system operate normally. Replace lighting switch or wiper switch.
    • Other switches in malfunctioning system do not operate normally. GO TO 3.
  3. HARNESS INSPECTION 
    1. Disconnect BCM and combination switch connectors.
    2. Check for continuity between BCM harness connector of the suspect system and the corresponding combination switch connector terminals.
      Fig 2: Terminals Continuity Reference Chart
      G02477716Courtesy 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.

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