P0101 on BMW — Mass Air Flow Circuit Range/Performance
BMW
Verified1 source
1 source
- Official data (NHTSA)official_feed
What P0101 means
Caution — monitor closely
MAF readings fall outside the expected range for current RPM, though the signal itself is present.
Driveability assessment not yet available. Get a personalized AI Second Opinion for your exact car.
General information, not a diagnosis or repair instruction. Always confirm with a qualified mechanic for your specific vehicle.
Common causes
- Contaminated MAF sensor
- Air leak downstream of the sensor
Symptoms
- Повышенный расход топлива
- Hesitation on acceleration
What to check first
- Inspect and clean the MAF sensor
- Check the intake tract for air leaks
Cost data coming soonUpload your estimate to check if the price is fair