DTC B10C4-23: Right Rear Unlock Pull Switch - Signal stuck low: 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.

NOTE: This DTC is set when the door handle unlock switch is pressed for 45 seconds. If the switch is released before 45 seconds have passed, the timer will stop and DTC will not set

Refer to the system wiring diagram(s) and check the rear right exterior door handle unlock switch circuit for short circuit to ground
Using the manufacturer approved diagnostic system, clear the DTCs and retest. If the fault persists, check and install a new rear right exterior door handle as required