Now you might think that spraying lighter gas concerning a warm engine isnt wise, however the flash /ignition dwindling of gas is just about 400C as a result you infatuation a naked flame or spark to set it off and Ive used this method for many years without incident. measure your pretentiousness through each attainable joint one at a grow old and you should find it. I use a slightly flattened fragment of brake pipe and some rubber hose from the can of lighter gas to pay for a spraying wand and permit a refer blast of gas into each area, especially those hard to accomplish behind large implements.
Might then be worth checking the wiring and connector to the airflow meter for any signs of corrosion or damage. you can reach a quick fault find if you unplug the meter and direct the engine without it. if the engine condition is the thesame then chances are the meter or the association to it is faulty. Its furthermore worth cleaning the MAF sensor wires, as they can acquire coated in imitation of dirt higher than period which then offsets the reading. Use some gain access to cleaner or brake cleaner to vaporizer onto the wires to sever the dirt upon no account be adjacent to the wires following all as they are definitely fragile
similar to I begin the car, the engine surges stirring between 1200 and 2000 rpm encourage and forth. I untouched the IAC and the TPS subsequently no change in symptoms. I have noticed that several Lexus SC's have this same issue. Prior to this I would have to accustom yourself the idle keenness screw to humiliate the rpm and it would maintain for a while. Now, the engine is each time surging to the point where I cannot drive it for warning of broken to the steer train. Any experienced solution?