This could be an airleak after the airflow meter, any let breathe dragged in here isn t seen by the ECU and correspondingly not compensated for and can lean the engine out and can next permit the engine to rev occurring as soon as not desired causing gruff running. As its a mechanical deformity it tends not to turn upon the defect lively and you can sometimes hear a hissing noise next the engine running.
Might in addition to be worth checking the wiring and connector to the airflow meter for any signs of corrosion or damage. you can complete a fast malformation locate if you unplug the meter and run the engine without it. if the engine condition is the same subsequently chances are the meter or the link to it is faulty. Its next worth cleaning the MAF sensor wires, as they can acquire coated behind dirt greater than get older which after that offsets the reading. Use some door cleaner or brake cleaner to spray onto the wires to remove the dirt upon no account touch the wires in the manner of anything as they are unconditionally fragile
Hello the TPS does have an effect on switching the car into idle mode in view of that I'd recommend to make distinct the throttle dish is 100% closed and not slightly high and dry in the same way as carbon. and after that get used to the TPS for that reason that the IDL stick is continuous to the E2 fix following the throttle is closed, and gain access to circuit with the throttle is just cracked. Don't trouble nearly any voltages, the IDL contact is the truly important one.