DTC P0721-27: Output Shaft Speed Sensor Circuit Range/Performance - Signal rate of change above threshold: 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 may be induced by an antilock braking system fault that allows the brakes to lock during braking.

Using the Jaguar Land Rover approved diagnostic equipment, check the antilock brake system control module for related DTCs and refer to the relevant DTC index. Clear the DTCs and retest. If the fault persists, install a new automatic transmission