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.
NOTE:
RH knock sensor
- The engine control module measured a signal voltage above a specified range but not necessarily a short circuit to power, gain too high
- Severe engine wear causing excessive mechanical noise
- Knock sensor failure