Possible Causes

WARNING: This page is about a different car, the 2016 Land Rover LR4, 2015 Land Rover LR4, and 2014 Land Rover LR4. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

This DTC can be set by very slow operation of the electric park brake switch
Circuit reference SW1/SW2/SW3/SW4

Electric park brake switch needs to reset
Electric park brake switch contaminated
Electric park brake switch connector damaged, corroded or backed out terminals
Electric park brake switch circuits short circuit to ground, short circuit to power, open circuit, high resistance
Electric park brake switch internal failure