DTC P018B-29: Fuel Pressure Sensor B Circuit Range/Performance - Signal invalid: Action
WARNING: This page is about a different car, the 2015 Jaguar XK, 2014 Jaguar XK, 2013 Jaguar XK, and 2012 Jaguar XK. However, it is still accessible from the selected car via links, so may be relevant.
- Using the manufacturer approved diagnostic system check datalogger signal, Fuel Rail Pressure - Low Range Sensor Voltage (0x0376)
- Check for related fuel pump DTCs
- Check the fuel system for restrictions or blockages
- Refer to the appropriate electrical circuit wiring diagrams and check fuel pump pressure sensor circuit for short circuit to power, open circuit, high resistance
- Check and install a new fuel pump pressure sensor as required. Refer to the warranty policy and procedures manual, or determine if any prior approval program is in operation, prior to the installation of a new module/component