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:
Monitor description.
The high pressure fuel pump signal is above a threshold during catalyst heating
- The engine control module measures a signal that remains high when transitions are expected
- External fuel leak from high pressure fuel system
- Internal fuel leak into low pressure fuel system