This could be an airleak after the airflow meter, any freshen dragged in here isn t seen by the ECU and for that reason not compensated for and can lean the engine out and can plus permit the engine to rev in the works like not desired causing unfriendly running. As its a mechanical aberration it tends not to position upon the malfunction spacious and you can sometimes hear a hissing noise similar to the engine running.
Might moreover be worth checking the wiring and connector to the airflow meter for any signs of corrosion or damage. you can accomplish a quick deviation locate if you unplug the meter and run the engine without it. if the engine condition is the thesame later chances are the meter or the relationship to it is faulty. Its with worth cleaning the MAF sensor wires, as they can get coated in the manner of dirt greater than get older which then offsets the reading. Use some log on cleaner or brake cleaner to vaporizer onto the wires to sever the dirt upon no account lie alongside the wires behind anything as they are definitely fragile
I don't have any check engine lights unless I unplug the MAF sensor. in the same way as the MAF is plugged in later the car will stall unless I put my foot upon the accelerator. There is moreover an intermittent popping sealed coming at idle.