P228F-85 - Fuel Pressure Regulator 1 Exceeded Learning Limits - Too High - Signal above allowable range: Action
WARNING: This page is about a different car, the 2017 Jaguar XJ, 2016 Jaguar XJ, 2015 Jaguar XJ, 2014 Jaguar XJ, and 2013 Jaguar XJ. However, it is still accessible from the selected car via links, so may be relevant.
- Check powertrain control module for related DTCs and refer to relevant DTC index
- Check for damaged or worn high pressure fuel pump
- Check timing and condition of the fuel pump drive chain
- Check and install a new high pressure fuel pump as required