Possible Causes
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.
- The engine control module measured a signal voltage below a specified range but not necessarily a short circuit to ground, gain low
- Thermostat mechanical failure
- Engine coolant temperature sensor circuit, short circuit to ground
- Engine coolant temperature sensor failure