Symptom Chart - Navigation

WARNING: This page is about a different car, the 2012 Ford Mustang. 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 Front Control Module (ACM)	GO to PINPOINT TEST U .
The position cursor is inaccurate	GPS antenna concern Network message concern ACM	GO to PINPOINT TEST V .
The voice guidance is inoperative/does not operate correctly	Incorrect voice guidance setting ACM	GO to PINPOINT TEST W .
Voice recognition is inoperative/does not operate correctly	Wiring, terminals or connectors Microphone (part of the auto-dimming interior mirror) Steering wheel controls ACM Accessory Protocol Interface Module (APIM)	GO to PINPOINT TEST T .