DTC B1DE9-87: Clear Exit Detection System LED Unit - Missing message: Action

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 Land Rover Range Rover, 2017 Land Rover Range Rover, 2016 Land Rover Range Rover, 2015 Land Rover Range Rover, and 2014 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: For each testing/operation make sure nothing is obstructing view of the radar modules (Which are in the rear bumper) and car has been driven for 30 sec and stays in Ignition ON

Visually inspect harness connector and clear exit detection LED unit
Make sure the Ignition is turned OFF, disconnect & reconnect the clear exit detection LED unit, close the door, lock the door with the smart key, wait 1 minute, unlock the door with smart key. Check if the DTC is set as deactivated and check operation of the status LED. If the status LED illuminates correctly then using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest
If the LEDs are not working after performing steps 1 & 2, the LEDs are faulty. Make sure the ignition is turned OFF, remove & replace the clear exit detection LED unit assembly. Close the rear door, lock the door with the smart key, wait 1 minute, unlock the door with the smart key. Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest