One problem related to accelerator pedal sensor has been reported for the 2012 Jeep Wrangler. The most recently reported issues are listed below.
The contact owns 2012 Jeep Wrangler. The contact stated that while driving approximately 65 mph the vehicle suddenly stalled. The vehicle was towed to the dealer for diagnostic testing. The technicians replaced the sensor and switch in the brake pedal and the map sensor. The failure recurred. Additionally the contact noticed the vehicle revs up suddenly while driving at low speeds. The vehicle was not repaired. The approximate failure mileage was 1,000.