I have a 2004 ES330 in imitation of a hestitation problem. It is good from a full end but considering I go around turns upon onto highway ramps, taking into consideration I sadden 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 similar to the same engine and it jumps off the begin and has no hesitation. Mechanic s Assistant: Will the headlights face on? Is the battery abundantly 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 in view of that far? I ve cleaned the MAF sensor. Checked for connections in the intake. afterward I put my Turbo OBDII app on, anything seems good except that the TPS stays constant regarding 30%. This is a drive-by-wire model in view of that it has not throttle cable or normal TPS. I put up with the TPS is integrated in the manner of the throttle controller/motor. Mechanic s Assistant: everything else you want the mechanic to know past I link up you? No, I guess that is it.
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 very nearly the misfortune history. It currently has a master tech endorsed idle air control valve and tps installed. without heartwarming anything, the last (used) ecu and my original, would direct in the car without this symptom.
I'm reviewing your ask now, and will make known put up to in imitation of your answer ASAP. Rgds Greg. What aberration codes realize you have. Does the engine govern later than the MAF disconnected. subsequently the noisy hissing sound this could be your problem. This could be a large vacuum leak ,with the MAF united it is isolated measuring the ventilate that is getting past the MAF, thus if the intake manifold is sucking in air the ventilate to fuel ratio will be agreed out and cause the engine to stal