MAF Sensor Circuit Range/Performance
Powertrain Code · Medium
What does P0101 mean?
The MAF sensor readings are outside the expected range for the current operating conditions.
System: Air Metering
P0101 is a powertrain diagnostic trouble code indicating maf sensor circuit range/performance. This code is classified as medium severity, which means: schedule service — affects performance or emissions. We have vehicle-specific diagnostic data for 43 models below. Select your vehicle for tailored causes, symptoms, and repair cost estimates.
Diagnostic data on this page is compiled from publicly available repair resources and technical service bulletins. Always have a qualified mechanic confirm the diagnosis before authorizing repairs on your vehicle.
See causes, symptoms, and repair costs for P0101 on specific vehicles: