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Home >> Ford >> 2021 >> Expedition XL, RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Parking Aid - Vehicles With: Active Park Assist >> Diagnosis And Testing >> Parking Aid >> Pinpoint Test(s) >> Pinpoint Test H: The Active Park Assist System Does Not Activate When The Active Park Assist Switch Is Pressed >> Notes

Pinpoint Test H: The Active Park Assist System Does Not Activate When The Active Park Assist Switch Is Pressed: Notes

Refer to Parking Aid for schematic and connector information.

Normal Operation and Fault Conditions 

Refer to: Parking Aid - System Operation and Component Description  .

DTC Fault Trigger Conditions 

DTC Description Fault Trigger Conditions
B129E:13 Enable/Disable Switch - Semi-automatic Advanced Parallel Park: Circuit Open A continuous DTC that sets in the PAM when the PAM detects a stuck open in the active park assist switch input circuit.
B129E:9E Enable/Disable Switch - Semi-automatic Advanced Parallel Park: Stuck On A continuous DTC that sets in the PAM when the PAM detects a short to ground in the active park assist switch input circuit.

Possible Causes