DTC U3001-77: Control Module Improper Shutdown - Commanded position not reachable: Action
- Using the Jaguar Land Rover Approved Diagnostic Equipment, check datalogger signal - ECU Power Supply Voltage (0xD111). Refer to the appropriate SYSTEM WIRING DIAGRAMS and check the anti-lock brake system control module power and ground circuits for open circuit, high resistance. Repair circuit as required
- Refer to the relevant section of the service information and test the battery and charging system
- Apply and release the electric park brake switch to clear the fault. Clear the DTC and retest