DTC B13CD-9A: Roof Blind - Component or system operating conditions: Action

NOTE: To validate the repair run the engine for at least 30 seconds and operate the roof blind several times, then using the Jaguar Land Rover approved diagnostic equipment check that this DTC is not set within the body control module

Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest
Test the operation of the front roof blind open/close switch. Install a new front roof blind open close switch as necessary