DTC P228E-21: Fuel Pressure Regulator 1 Exceeded Learning Limits - Too Low - Signal amplitude < minimum: Action
- Refer to the appropriate SYSTEM WIRING DIAGRAMS information and check the fuel pressure control valve circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Inspect connectors for signs of water ingress, and pins for damage and/or corrosion
- Check and install a new fuel pressure control valve as required
- Using the Jaguar Land Rover Approved Diagnostic Equipment, clear the DTCs and retest