What does code P0101 mean?
The MAF sensor is reporting values outside the expected range compared to engine RPM and load.
OBD-II Code
P0101 — Mass or Volume Air Flow Circuit Range/Performance Problem
The MAF sensor is reporting values outside the expected range compared to engine RPM and load.
Common symptoms
- Lack of power
- hesitation
- unstable idle
- poor acceleration
- increased fuel consumption
Possible causes
- Dirty MAF sensor
- clogged air filter
- intake air leaks
- dirty throttle body
- low quality or incompatible MAF sensor
Initial recommendation
Clean MAF sensor, inspect and replace air filter if necessary, check intake hoses for leaks and clean throttle body.
Safety notice
This information is for guidance only and does not replace a physical vehicle inspection or diagnosis by a qualified mechanic. If the vehicle has severe power loss, smoke, a fuel odor, overheating, brake or steering problems, or any unsafe behavior, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
Use the app to combine code P0101 with your vehicle's actual symptoms for more complete diagnostic guidance.
Go to the app View more codes