DTC B11DB-49: Battery Monitoring Module A - Internal electronic failure: Action

WARNING: This page is about a different car, the 2018 Jaguar XF, 2017 Jaguar XF, and 2016 Jaguar XF. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Disconnect the primary battery for 60 seconds before continuing.

Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest. If the fault persists, install a new battery monitoring system control module