Now you might think that spraying lighter gas approaching a warm engine isnt wise, however the flash /ignition dwindling of gas is very nearly 400C correspondingly you habit a naked fire or spark to set it off and Ive used this method for many years without incident. play in your way through each viable joint one at a times and you should locate it. I use a slightly flattened piece 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 reach once large implements.
Thanks for your response. I just checked what you mentioned, that I hadn't already checked, except fuel pressure.Let me tell you a little more very nearly the hardship history. It currently has a master tech recognized idle air run valve and tps installed. without disturbing anything, the last (used) ecu and my original, would direct in the car without this symptom.
I'm reviewing your question now, and will pronounce support afterward your reply ASAP. Rgds Greg. What defect codes pull off you have. Does the engine rule when the MAF disconnected. taking into account the loud hissing unassailable this could be your problem. This could be a large vacuum leak ,with the MAF connected it is unaided measuring the let breathe that is getting later the MAF, hence if the intake manifold is sucking in air the let breathe to fuel ratio will be completely out and cause the engine to stal