DTC P1888-15: Differential Oil Temperature Sensor Circuit Failure - Circuit short to battery or open: Action

WARNING: This page is about a different car, the 2015 Jaguar XF, 2014 Jaguar XF, and 2013 Jaguar XF. However, it is still accessible from the selected car via links, so may be relevant.

Refer to the electrical circuit diagrams and check the rear differential oil temperature sensor circuit for short circuit to power, short circuit to one another, open circuit, high resistance. Repair circuit as required. Clear DTC and retest