Symptom Chart - Navigation

WARNING: This page is about a different car, the 2012 Ford Pickup. 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 system concern Satellite/NAV radio antenna cable Satellite/NAV radio antenna Audio Front Control Module (ACM)	GO to PINPOINT TEST N .
The position cursor is inaccurate	GPS antenna concern Communications network concern ACM	GO to PINPOINT TEST L .
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 Microphone Steering wheel controls ACM (if equipped with navigation) Accessory Protocol Interface Module (APIM)	GO to PINPOINT TEST S .