DTC B11DB-87: Battery Monitoring Module "A" - Missing message: Action
- Inspect the integrity of the battery monitoring system control module connector and rectify as required
- Refer to the electrical circuit diagrams and inspect the battery monitoring system control module power circuit for short circuit to ground, open circuit, high resistance. Repair the wiring harness as necessary
- Refer to the electrical circuit diagrams and inspect the LIN bus for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary
- Using the Jaguar Land Rover approved diagnostic equipment, clear the Diagnostic Trouble Code(s) and retest. Then perform routine - Power Supply Service Mode Diagnostic
- If the fault persists, install a new battery monitoring system control module