DTC C1B18-94: Module Power Supplies - Unexpected operation: 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: This DTC is set when the integrated suspension control module cannot power down.

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