DTC B1030-87: Left Front Seat Heater - Missing message: 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.

Refer to the electrical circuit diagrams and check the front left heated seat cushion element power and ground circuits for open circuit, high resistance
Refer to the electrical circuit diagrams and check the LIN circuit for short circuit to ground, short circuit to power, open circuit, high resistance
Using the Jaguar Land Rover approved diagnostic equipment, clear the Diagnostic Trouble Code(s) and retest. For further symptom driven diagnostic flow. Refer to HEATER MATS (G2537936)