DTC P0721-27: Output Shaft Speed Sensor Circuit Range/Performance - Signal rate of change above threshold: Action

NOTE: This DTC may be induced by an Anti-lock braking system fault that allows the brakes to lock during braking.

Using the Jaguar Land Rover approved diagnostic equipment, check the Anti-lock 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