DTC P084F-01: Park/Neutral Switch Input Circuit - General Electrical Failure: Action

WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2015 Jaguar XKR-S, 2015 Jaguar XKR, 2015 Jaguar XK, 2014 Jaguar XKR-S, and 2014 Jaguar XKR. However, it is still accessible from the selected car via links, so may be relevant.

Check for correct output at Transmission Control Module park signal pin (check in all positions) 12 volts in Park, 0 volts in all other positions. If fault identified, suspect the Transmission Control Module. Install a new Transmission Control Module for short, open circuit