P115D-22 - Mass Air Flow Circuit Offset - Signal amplitude > maximum: Action
WARNING: This page is about a different car, the 2017 Jaguar XJ, 2016 Jaguar XJ, 2015 Jaguar XJ, 2014 Jaguar XJ, and 2013 Jaguar XJ. However, it is still accessible from the selected car via links, so may be relevant.
- Check air filter is serviceable
- Using the Jaguar Land Rover approved diagnostic equipment check the powertrain control module for related DTCs and refer to the relevant DTC index
- Refer to the relevant service information and check the induction system for correctly installed components, loose hose clips or air leakage
- Check mass air flow sensor for contamination by oil or debris clean as required
- Check electric throttle blade for contamination by oil or debris clean as required
- Refer to the applicable SYSTEM WIRING DIAGRAMS and check mass air flow 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
- Using the Jaguar Land Rover approved diagnostic equipment carry out throttle adaption routine
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest