I have a 2004 ES330 following a hestitation problem. It is good from a full end but taking into consideration I go just about turns on onto highway ramps, in imitation of I depress the accellarator (sp?) it hesitates for 2 seconds before reving up. I ve taken it to a mechanic and he says it is normal. I have an 2003 Avalon bearing in mind the same engine and it jumps off the start and has no hesitation. Mechanic s Assistant: Will the headlights approach on? Is the battery thoroughly charged? With or without headlights on. Relatively additional battery. Mechanic s Assistant: What is the model of your 04 Lexus? ES330 Mechanic s Assistant: Are you fixing your vehicle yourself? What have you tried fittingly far? I ve cleaned the MAF sensor. Checked for contacts in the intake. later I put my Turbo OBDII app on, everything seems good except that the TPS stays constant roughly 30%. This is a drive-by-wire model thus it has not throttle cable or normal TPS. I give a positive response the TPS is integrated past the throttle controller/motor. Mechanic s Assistant: all else you desire the mechanic to know back I be close to you? No, I guess that is it.
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Thanks for your response. I just checked what you mentioned, that I hadn't already checked, except fuel pressure.Let me say you a tiny more just about the burden history. It currently has a master tech attributed idle expose govern valve and tps installed. without touching anything, the last (used) ecu and my original, would run in the car without this symptom.
I'm reviewing your question now, and will broadcast encourage like your reply ASAP. Rgds Greg. What fault codes do you have. Does the engine manage considering the MAF disconnected. once the loud hissing unassailable this could be your problem. This could be a large vacuum leak ,with the MAF associated it is unaccompanied measuring the let breathe that is getting considering the MAF, hence if the intake manifold is sucking in expose the expose to fuel ratio will be agreed out and cause the engine to stal
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