DTC B1A81-4B: Internal Trip Switch - Over temperature: Action
WARNING: This page is about a different car, the 2015 Jaguar XF, 2014 Jaguar XF, and 2013 Jaguar XF. However, it is still accessible from the selected car via links, so may be relevant.
- Allow the navigation control module to cool, clear the DTC and retest if the fault persists install a new navigation control module as required