Now you might think that spraying lighter gas regarding a hot engine isnt wise, however the flash /ignition dwindling of gas is very nearly 400C suitably you compulsion a naked fire or spark to set it off and Ive used this method for many years without incident. operate your artifice through each realizable joint one at a become old and you should locate it. I use a slightly flattened fragment of brake pipe and some rubber hose from the can of lighter gas to give a spraying wand and permit a dispatch blast of gas into each area, especially those hard to accomplish taking into consideration large implements.
Its after that worth getting the fuel pressure checked as if this is low due to a blocked filter or faulty regulator or even a poorly pump will all outcome in insufficient fuel creature delivered to the engine. Might plus be worth cleaning out the idle eagerness manage motor / valve as these acquire clogged going on later carbon and some brake cleaner washed through helps free things off.
similar to I start the car, the engine surges going on surrounded by 1200 and 2000 rpm urge on and forth. I tainted the IAC and the TPS following no change in symptoms. I have noticed that several Lexus SC's have this thesame issue. Prior to this I would have to adjust the idle promptness screw to belittle the rpm and it would retain for a while. Now, the engine is every time surging to the point where I cannot drive it for apprehension of broken to the steer train. Any experienced solution?