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DTC B103F-87: Rear Seat Heater Control - Missing message: Action
- Refer to the appropriate system wiring diagrams and check the rear seat heater switchpack power and ground circuits for open circuit, high resistance
- Refer to the appropriate system wiring diagrams and check the LIN circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Using JLR approved diagnostic equipment, clear the DTCs and retest. If the fault persists, install a new rear seat heater switchpack