Refer to Wiring Diagrams Section 413-13, for schematic and connector information.
General Equipment
Ford diagnostic equipment
NOTE: The rear parking aid system will be de-activated when a Ford rear trailer tow module is attached to the vehicle.
The ultrasonic parking aid system will default to enabled when the ignition switch is turned to the RUN position, the system is activated by selecting reverse gear. The parking aid system will be disabled if a fault is detected in one of the four rear parking aid sensors, the parking aid speaker or the parking aid module. An error tone approximately 3 seconds long will be emitted from the rear parking aid speaker if a fault is detected. The rear parking aid speaker will also sound for approximately 3 seconds if an error is detected at each ignition cycle or if an error is detected when the system has been activated.