Symptom Chart - Navigation

2009 Mercury Milan Premier, 3.0 1, AWDSECTION Symptom Chart - Navigation
WARNING: This page is about a different car, the 2010 Mercury Mariner and 2010 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
NAVIGATION SYMPTOM CHART

Condition Possible Sources Action
  • No Global Positioning System (GPS) antenna signal
  • Satellite radio antenna cable
  • Audio Control Module (ACM)
  • The position cursor is inaccurate
  • GPS  antenna concern
  • Communication network concern
  • ACM 
  • Voice recognition is inoperative/does not operate correctly
  • Fuse
  • Wiring, terminals or connectors
  • Microphone (part of auto-dimming interior mirror)
  • Steering wheel controls
  • ACM 
  • Accessory Protocol Interface Module (APIM) (if equipped)
  • The voice guidance is inoperative/does not operate correctly
  • Incorrect voice guidance setting
  • Audio system concern
  • ACM 
RENDER: 1.0x

NO RELATED

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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.