Symptom Chart

WARNING: This page is about a different car, the 2011 Jaguar XKR, 2011 Jaguar XK, 2010 Jaguar XKR, and 2010 Jaguar XK. However, it is still accessible from the selected car via links, so may be relevant.

Symptom	Possible Cause	Action
The parking brake will not engage or release (with no parking brake warning message)	Cables fouled, trapped or damaged Cables incorrectly routed or installed Rear lining wear Service brake incorrectly adjusted following lining change Caliper malfunction	Check the rear and primary cables for correct installation and damage Inspect the rear brake linings for wear Re-calibrate the parking brake, refer to the calibration procedure Check the rear service brake for correct installation and operation
The parking brake will not engage or release (with parking brake warning message)	Cables fouled, trapped or damaged Cables incorrectly routed or installed Rear lining wear Actuator malfunction Caliper malfunction	Check the rear and primary cables for correct installation and damage Inspect the rear brake linings for wear Re-calibrate the parking brake, refer to the calibration procedure Check the rear service brake for correct installation and operation
No communication with the parking brake module	Fuse Module off Bus CAN network error Parking brake module fault	Check fuses Ensure battery is fully charged and in serviceable condition. Check battery voltage at parking brake module Check CAN network using manufacturer approved diagnostic system
'Park brake Fault' displayed on message center with associated warning lamps	Parking brake system fault	Check the parking brake module for DTCs and refer to DTC Index
Brakes drag	Parking brake not re-calibrated after battery has been disconnected or has been in a state of discharge, or repairs have been carried out to the rear service or parking brake system Service brake system fault	Re-calibrate parking brake, refer to the calibration procedure Check the service brake for correct operation