Symptom Chart - Navigation

WARNING: This page is about a different car, the 2011 Lincoln MKT. However, it is still accessible from the selected car via links, so may be relevant.

NAVIGATION

Condition	Possible Sources	Action
No Global Positioning System (GPS) antenna signal	Satellite radio antenna cable Audio Control Module (ACM)	GO to PINPOINT TEST T .
The position cursor is inaccurate	GPS antenna Network message concern ACM	GO to PINPOINT TEST U .
The voice guidance is inoperative/does not operate correctly	Incorrect system setting Wiring, terminals or connectors Audio Digital Signal Processing (DSP) module ACM	GO to PINPOINT TEST V .
Voice recognition is inoperative/does not operate correctly	Wiring, terminals or connectors Steering wheel controls system concern Microphone ACM Accessory Protocol Interface Module (APIM) Audio Digital Signal Processing (DSP) module	GO to PINPOINT TEST Q .