Symptom Chart

WARNING: This page is about a different car, the 2011 Ford Pickup, 2011 Ford F550 Super Duty, 2011 Ford F450 Super Duty, and 2011 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

SYMPTOM CHART

Condition	Possible Sources	Action
No communication with the Parking Aid Module (PAM)	Fuse Wiring, terminals or connectors PAM	REFER to MODULE COMMUNICATIONS NETWORK .
The parking aid is inoperative	Wiring, terminals or connectors Parking aid sensor alignment PAM Rear bumper	GO to PINPOINT TEST A .
Continuous or intermittent tone when no obstacles or fault codes are present (certain obstacles may not be detected or recognized due to their shape, size or material)	Dirty or iced over parking aid sensor(s)	CLEAN the rear bumper and sensors with high-pressure water.
	Ice between parking aid sensor(s) and bezel(s)	Allow time for the ice between the parking aid sensor(s) and bezel(s) to melt.
	Parking aid sensor bezel(s) or parking aid sensor(s) locked into the rear bumper incorrectly	INSTALL the parking aid sensor bezel(s) into the rear bumper correctly. INSTALL the parking aid sensor(s) into the parking aid sensor bezel(s) correctly.
	Parking aid sensors are not aligned correctly	CARRY OUT the azimuth system check. REFER to AZIMUTH SYSTEM CHECK .
The audio volume does not reduce when the parking aid tone sounds	Communication network concern PAM Audio Control Module (ACM)	GO to PINPOINT TEST G .
The parking aid menu is not available in the Instrument Panel Cluster (IPC) message center and cannot be deactivated	A MyKey™ restricted key is in use	The parking aid disable feature is not available when a MyKey™ restricted key is in use. This is normal operation.