DTC B12A0-11: Auxiliary Input 2 - Circuit short to ground: 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.

Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the auxiliary input circuits for short circuit to ground. Using the manufacturer approved diagnostic system, clear the DTCs and retest. If the fault persists, install a new integrated audio module