P0103-85 - Mass or Volume Air Flow Sensor A Circuit High - Signal above allowable range: 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.
- Using the Jaguar Land Rover approved diagnostic equipment check datalogger signal - Mass Air Flow Sensor Frequency (0x033D)
- Using the Jaguar Land Rover approved diagnostic equipment check datalogger signal - Air Flow Rate from Mass Air Flow Sensor (0xF410)
- Check mass air flow sensor connector is correctly latched
- Refer to applicable SYSTEM WIRING DIAGRAMS and check power feed to mass air flow sensor for open circuit
- Refer to applicable SYSTEM WIRING DIAGRAMS and check the mass air flow sensor circuit for short circuit to power
- 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, clear the DTCs and retest