P0103-85: Mass or Volume Air Flow Sensor "A" Circuit High - Signal above allowable range: Action
- Using the manufacturer approved diagnostic system check datalogger signal - Mass Air Flow Sensor Frequency - (0x033D)
- Using the manufacturer approved diagnostic system 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 DIAGRAM(S) and check power feed to mass air flow sensor for open circuit
- Refer to applicable SYSTEM WIRING DIAGRAM(S) 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 manufacturer approved diagnostic system clear all stored DTCs using the `Diagnosis Menu' tab and retest