Posted on 11/29/2022
The mass air flow sensor (MAF) is an integral part of the fuel injection system. This decides how much air goes into the engine to ensure a balanced fuel-to-air ratio for combustion. When this sensor goes out, it is most likely going to influence your check engine light to illuminate. Moreover, a worn or failing MAF will disrupt the air-to-fuel ratio as it will provide wrong estimations for the amount of fuel and air. Key Signs That Indicate a Bad Mass Air Flow Sensor … When there is too much fuel and not enough air Lower MPG Black exhaust smoke Rough idling Another way to say that there is too much fuel being burned is your engine running too rich. This occurs when the MAF is worn or contaminated, causing an overestimation in the airflow. Cleaning the MAF can remedy the issue. … When there is too much air and not enough fuel Engine hesitation Problems starting engine Engine seizes When there is an excess a ... read more