Audi OBD Trouble Code 31

Audi Problems For OBD Code 31

Camshaft position sensor fault

Bad evaporator purge solenoid circuit or driver

Low airflow meter voltage (for ES300 and GS300 models)

Purge solenoid circuit, open or short detected.

park/neutral position (pnp) switch circuit

Check 31 OBD1 Code For All Audi Models

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