DTC B1426-4B: Right Front Cooled/Heated Seat Thermal Electric Device #1 - Over temperature: Action

WARNING: This page is about a different car, the 2018 Land Rover Discovery and 2017 Land Rover Discovery. 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 DTCs and retest. If the fault persists, install a new seat backrest climate assembly as necessary