Symptom Table - Navigation

2010 Mercury Mariner Hybrid, AWDSECTION Symptom Table - Navigation
WARNING: This page is about a different car, the 2006 Mercury Montego, 2006 Ford Freestyle, and 2006 Ford Five Hundred. However, it is still accessible from the selected car via links, so may be relevant.
SYMPTOM TABLE - NAVIGATION

Condition Possible Sources Action
  • No global positioning system (GPS) antenna signal
  • GPS antenna
  • Audio unit
  • Navigation screen only displays Dearborn, Michigan
  • GPS antenna
  • The position cursor is inoperative/inaccurate
  • Vehicle speed signal (VSS)
  • GPS antenna
  • Audio unit
  • The audible switch feedback is inoperative
  • Audio unit
  • Unable to read map disc
  • Map DVD
  • Audio unit
  • REMOVE the map DVD and CLEAN it. INSPECT for scratches, fingerprints, or damage. If the map DVD is damaged, REPLACE the map DVD. If no damage is found, INSERT a known good map DVD. TEST the system.
    • If the system operates correctly, the concern was caused by a damaged or inoperable map DVD.
    • If the system does not operate correctly, REMOVE the audio unit and SEND it to an authorized audio system repair facility. REFER to AUDIO UNIT . TEST the system for normal operation after the repair.
  • The screen does not open/close
  • Trim panel interference
  • Audio unit
  • INSPECT the instrument panel center trim panel for interference with the navigation screen, and REPAIR as necessary. If no interference is found, REMOVE the audio unit and SEND it to an authorized audio system repair facility. REFER to AUDIO UNIT . TEST the system for normal operation after the repair.
  • The voice guidance is inoperative/does not operate correctly
  • Audio unit
  • The display screen is inoperative
  • Audio unit
  • VERIFY the operation of the AM/FM audio.
    • If the AM/FM audio system does not operate correctly, GO to SYMPTOM TABLE - AUDIO SYSTEM .
    • If the AM/FM audio system operates correctly, REMOVE the audio unit and SEND it to an authorized audio system repair facility. REFER to AUDIO UNIT . TEST the system for normal operation after the repair.
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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.