This could be an airleak after the airflow meter, any let breathe dragged in here isn t seen by the ECU and fittingly not compensated for and can thin the engine out and can furthermore allow the engine to rev taking place as soon as not desired causing uncompromising running. As its a mechanical oddity it tends not to twist on the deformity open and you can sometimes hear a hissing noise in the same way as the engine running.
Might along with be worth checking the wiring and connector to the airflow meter for any signs of corrosion or damage. you can realize a fast anomaly locate if you unplug the meter and run the engine without it. if the engine condition is the thesame after that chances are the meter or the link to it is faulty. Its as a consequence worth cleaning the MAF sensor wires, as they can get coated similar to dirt beyond period which next offsets the reading. Use some retrieve cleaner or brake cleaner to spray can onto the wires to cut off the dirt upon no account be next to the wires taking into account anything as they are definitely fragile
Hello the TPS does have an effect on switching the car into idle mode hence I'd recommend to make determined the throttle dish is 100% closed and not slightly grounded as soon as carbon. and subsequently acclimatize the TPS correspondingly that the IDL stick is continuous to the E2 fix as soon as the throttle is closed, and admission circuit later the throttle is just cracked. Don't make miserable not quite any voltages, the IDL contact is the really important one.