Your car’s Mass Air Flow (MAF) sensor monitors how much air is entering the engine, helping regulate your car's air-to-fuel ratio, and the engine’s heat. Before you start, ensure you have a ...

Pro tip: Check and clean the air filter box of dust and debris and replace the air cleaner whenever cleaning the MAF sensor.

A device in the throttle body, the mass ... sensor accounts for differences in air density, which varies with temperature and altitude. A failed MAF sensor is one of many events that will trigger ...