DTC B1B58-11: Rear Sensors Power Circuit - Circuit short to ground: Action

WARNING: This page is about a different car, the 2015 Jaguar XF, 2014 Jaguar XF, and 2013 Jaguar XF. However, it is still accessible from the selected car via links, so may be relevant.

Check rear and front (if front PDC fitted) bumper harness for signs of damage and security of connections
Refer to electrical wiring diagrams and check the parking assist rear sensor power circuit and front sensor power circuit (if front PDC fitted) for short circuit to ground. Repair or replace any wiring harness as required
Using the manufacturers approved diagnostic system clear the DTC and run the on demand self test. If the problem persists, suspect the control module
Cycle the ignition off, then on, to power up parking aid system and check corrective action