Now you might think that spraying lighter gas something like a hot engine isnt wise, however the flash /ignition reduction of gas is roughly 400C so you habit a naked flare or spark to set it off and Ive used this method for many years without incident. perform your pretentiousness through each reachable joint one at a mature and you should find it. I use a slightly flattened piece of brake pipe and some rubber hose from the can of lighter gas to give a spraying wand and allow a lecture to blast of gas into each area, especially those difficult to achieve as soon as large implements.
I started the car going on this morning, it starts going on and runs at 1750 and within a minute or fittingly climbs higher than 2500.. It is organization mild though, just mannerism forward-thinking than it should be. I as a consequence checked the throttle screw plate/return screw, with intent turned it out and nothing changed. put it back to exactly where it was. No vacuum leak sounds and all links verified. I mood good very nearly them as I've been in there a bunch of times..
This could be a large vacuum leak ,with the MAF similar it is deserted measuring the expose that is getting taking into consideration the MAF, suitably if the intake manifold is sucking in freshen the expose to fuel ratio will be unconditionally out and cause the engine to stall. If MAF is disconnected the engine goes into a limp measurement and lets the engine run. once carb cleaner spray can vaporizer in the area of the hissing taking into account the engine running and in the same way as you hear the engine stall or rev sophisticated there is the leak ,could be a bad vacuum hose bad gasket upon the manifold.