DTC B1B57-15: Front Sensors Power Circuit - Circuit short to battery or open: Action
- Check front bumper harness for signs of damage and security of connections
- Refer to the electrical circuit diagrams and check the front park assist/parking aid sensors power circuit for short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTC and run the on demand self test. If the problem persists, suspect the control module
- Cycle the ignition off, then on, to power up parking aid system and check corrective action