Lane Keep Automatic Steering Problems of Ford Expedition

The contact owns a 2024 Ford Expedition. The contact stated that while driving at various speeds, the message "drive assist unavailable" was displayed. The contact stated that when the vehicle was turned off and restarted, the system was functional. The contact had taken the vehicle to a local dealer, who checked the 12-volt battery and found that the battery was operational and there were no other electrical issues. The contact stated that later, while starting the vehicle, the message "loss of power steering assist" was displayed, and the steering wheel was difficult to turn to the left or the right. The vehicle was turned off and restarted, and regained power steering functionality; however, the failure reoccurred. The contact attempted to reset the electrical system by disconnecting the battery terminals. The contact stated that loss of power steering reoccurred with the loss of the lane keep assist feature. The contact had taken the vehicle back to the same dealer who diagnosed the vehicle and checked the wiring harness and coated the terminal connectors with a gel for better connectivity. The vehicle was repaired; however, the failures reoccurred. Additionally, the contact stated that the “driving modes” light was illuminated. The contact stated that while attempting to switch modes to snow or sport, or another option, the light illuminated with the message that each selected mode was unavailable. The contact stated that the vehicle would be taken back to the dealer for the failure. The vehicle was not repaired. The manufacturer was not informed of the failure. The failure mileage was approximately 36,000.

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2019 Ford Expedition. Consumer writes in regards to vehicles with lane keeping system feature. The consumer stated the vehicle needs to be adjusted, while towing, due to outside influences such as wind, bumps, and steep hills.

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