P0101 Code – MAF Sensor Range / Performance
What Does P0101 Code Mean The P0101 diagnostic trouble code indicates that the engine control unit (ECU) has detected an abnormal signal from the Mass Air Flow (MAF) sensor. The MAF sensor measures the amount of air entering the engine. This information allows the ECU to calculate the correct fuel injection quantity. When the measured air flow does not match the expected values based on: engine…










