DTC P240F-84: Exhaust Gas Recirculation Slow Response - Signal below allowable range: 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.
- Refer to the appropriate system wiring diagram and check the mass air flow sensor circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Refer to the appropriate system wiring diagram and check the exhaust gas recirculation valve - High pressure 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 mass air flow sensor as required
- Using the Jaguar Land Rover approved diagnostic equipment carry out 'Powertrain control module mass air flow adaption clear' routine (0x0406_0E)
- Using the Jaguar Land Rover approved diagnostic equipment carry out 'Diesel fuelling adaption re-initialization' routine (0x402C)
- Check and install a new exhaust gas recirculation valve - High pressure as required
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest