The mass air flow sensor is reading outside its normal operating range.
Informational only. Consult a qualified mechanic.
Clean or replace the MAF sensor and check for air leaks.
The P0101 OBD-II diagnostic trouble code (DTC) indicates: maf sensor range/performance. This is a medium-severity powertrain code that your vehicle's onboard diagnostics system triggers when the mass air flow sensor is reading outside its normal operating range. If your check engine light is on with this code, the vehicle is generally safe to drive, but you should have it inspected soon.
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