DTC P0088-72: Fuel Rail/System Pressure - Too High Bank 1 - Actuator stuck open: Action

WARNING: This page is about a different car, the 2018 Land Rover Range Rover, 2017 Land Rover Range Rover, and 2016 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Operational requirements needed to allow the monitor to be fully tested. Drive the vehicle over 3 drive cycles (engine on/off) across varied driving conditions including high torque to confirm the repair

Check powertrain control module for fuel pressure related DTCs and refer to relevant DTC index
Diagnosis of this DTC may require using the Jaguar Land Rover approved diagnostic equipment to check datalogger signals:
- 0x0324 Fuel Rail Pressure Sensor
Refer to the appropriate system wiring diagram and check the fuel rail pressure sensor 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 fuel pump - high pressure for mechanical integrity
- Fuel volume control valve
Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest