2003 Nissan-Datsun Sentra SE-R, StandardFACTORY OEM SERVICE PROCEDURE

Guide Sound Is Not Heard

WARNING: This page is about a different car, the 2003 Infiniti M45. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK VOICE GUIDE SETTING 
    • While driving in the dark pink route, voice guide does not operate.
    • Is volume setting not switched ON?
      NOTE: Voice guide is only available at intersections that satisfy certain conditions (indicated by on the map). Therefore, guidance may not be given even when the route on the map changes direction.

    YES or NO 

    YES >> GO TO 2.

    NO >> Switch the setting ON and turn the volume up.

  2. HARNESS CHECK 
    1. Turn ignition switch OFF.
    2. Disconnect AV and NAVI control unit connector and Bose speaker amp. connector.
    3. Check continuity between AV and NAVI control unit and Bose speaker amp.
      Fig 1: Electrical Testing Specifications (Guide Sound Not Heard - 1 Of 2)
      G02024330Courtesy of NISSAN MOTOR CO., U.S.A.
    4. Check continuity between AV and NAVI control unit and ground.
      Fig 2: Electrical Testing Specifications (Guide Sound Not Heard - 2 Of 2)
      G02024331Courtesy 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.