DTC P2279-64: Intake Air System Leak Bank 1 - Signal plausibility failure: 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.
- Check powertrain control module for related DTCs and refer to the relevant DTC index
- Check air induction system for leakage
- Check EGR system for leakage
- Refer to the appropriate system wiring diagrams and check the heated oxygen sensor heater 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 heated oxygen sensor as required
- Using the Jaguar Land Rover approved diagnostic equipment, carry out 'Oxygen sensor' routine (0x4035)
- Using the Jaguar Land Rover approved diagnostic equipment, carry out 'Diesel fuelling adaption re-initialization1 routine (0x402C)
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest