Tag Archives: Mercedes Rough Running or Idling

How to Handle Mass Airflow Sensor Failure in Your Mercedes

The Mass Airflow SensorMAF, is a key component in the process of the movement of fuel into and through your engine. It measures the amount of air entering the engine (airflow). It works by a small, electrically-heated wire positioned next to a temperature sensor. This sensor measures the temperature of the air that flows over the wire and sends this information to the engine’s computer. This then determines the amount of fuel to be injected into the engine. A few symptoms of your vehicle’s mass airflow sensor going bad  are rough running or idling, difficulty starting the engine, hesitation or difficulty acceleratingengine hesitation under a load, an odor of gasoline from the ... read more

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Mercedes Repair