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.

He decided to replace this with a modern mass air flow (MAF) sensor instead, and documented the process online. The output of the sensors was compared with a rig built using a vacuum cleaner to ...