HI, The front bumper cover has to arrive off as a couple of lower headlamp assembly bolts are located at the back it. Here are directions engross recall to rate help using the rating page for that reason that I may get credit. Thanks
Might then be worth checking the wiring and connector to the airflow meter for any signs of corrosion or damage. you can pull off a fast deformity find 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 after that worth cleaning the MAF sensor wires, as they can get coated in the same way as dirt over times which later offsets the reading. Use some way in cleaner or brake cleaner to spray can onto the wires to sever the dirt upon no account be next to the wires considering everything as they are utterly fragile
This could be a large vacuum leak ,with the MAF combined it is unaccompanied measuring the freshen that is getting in the manner of the MAF, so if the intake manifold is sucking in freshen the expose to fuel ratio will be unquestionably out and cause the engine to stall. If MAF is disconnected the engine goes into a limp measurement and lets the engine run. behind carb cleaner spray can spray can in the area of the hissing subsequently the engine direction and later than you hear the engine stall or rev superior there is the leak ,could be a bad vacuum hose bad gasket upon the manifold.