I have a 2004 ES330 past a hestitation problem. It is fine from a full end but with I go roughly speaking turns on onto highway ramps, in the manner of I pain the accellarator (sp?) it hesitates for 2 seconds previously reving up. I ve taken it to a mechanic and he says it is normal. I have an 2003 Avalon subsequently the same engine and it jumps off the start and has no hesitation. Mechanic s Assistant: Will the headlights slant on? Is the battery abundantly charged? With or without headlights on. Relatively further 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 so far? I ve cleaned the MAF sensor. Checked for links in the intake. next I put my Turbo OBDII app on, whatever seems good except that the TPS stays constant just about 30%. This is a drive-by-wire model hence it has not throttle cable or usual TPS. I give a positive response the TPS is integrated once the throttle controller/motor. Mechanic s Assistant: anything else you want the mechanic to know past I connect you? No, I guess that is it.
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I did re-check them tho. The master tech did extensive tests upon the let breathe flow meter and said it was good. past I unplug it and govern the motor, the car runs unfriendly and at 850ish. I can by yourself guess that my additional rebuilt ecu has an issue, or the tps needs to be re-adjusted, or someway my maf has died in the midst of every this. I don't think the tps has that much run in the every other of rpm though? I think it lonely adjusts it on the order of 1k..
I'm reviewing your ask now, and will pronounce support in imitation of your answer ASAP. Rgds Greg. What deviation codes pull off you have. Does the engine run behind the MAF disconnected. like the noisy hissing hermetically sealed this could be your problem. This could be a large vacuum leak ,with the MAF united it is solitary measuring the let breathe that is getting as soon as the MAF, so if the intake manifold is sucking in expose the ventilate to fuel ratio will be totally out and cause the engine to stal
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