B1146-15 Passive Sounder Supply - Circuit short to battery or open: Action

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

Refer to the appropriate SYSTEM WIRING DIAGRAMS information and check the passive sounder circuit for short circuit to power, open circuit, high resistance. Repair the wiring harness or install a new passive sounder as necessary