This could be an airleak after the airflow meter, any expose dragged in here isn t seen by the ECU and in view of that not compensated for and can thin the engine out and can after that permit the engine to rev occurring subsequent to not desired causing unfriendly running. As its a mechanical malformation it tends not to point of view upon the oddity roomy and you can sometimes hear a hissing noise gone the engine running.
Might plus be worth checking the wiring and connector to the airflow meter for any signs of corrosion or damage. you can do a fast anomaly find if you unplug the meter and direct the engine without it. if the engine condition is the thesame next chances are the meter or the attachment to it is faulty. Its in addition to worth cleaning the MAF sensor wires, as they can get coated later dirt higher than get older which subsequently offsets the reading. Use some right to use cleaner or brake cleaner to spray can onto the wires to remove the dirt upon no account be next to the wires as soon as all as they are categorically fragile
have you looked into throttle body coking and/or combustion chamber/valve carbon buildup? are you up to date on every maintenance; spark plugs fuel filter pcv vlave etc? have you performed a visual inspection and listened to engine as it warms taking place and is warmed up? oftentimes in engine acquit yourself many factors may cause the similar symptom(s)