DTC B142D-4B: Left Rear Cooled/Heated Seat Thermal Electric Device #1 - Over temperature: Action

WARNING: This page is about a different car, the 2020 Jaguar XE and 2019 Jaguar XE. However, it is still accessible from the selected car via links, so may be relevant.

Using the Jaguar Land Rover approved diagnostic equipment, clear the Diagnostic Trouble Code(s) and retest. For further symptom driven diagnostic flow. Refer to SEATS - VEHICLES WITH: CLIMATE CONTROLLED SEATS (G1937887)