I have a 2004 ES330 when a hestitation problem. It is fine from a full end but in imitation of I go roughly speaking turns on onto highway ramps, subsequent to I upset the accellarator (sp?) it hesitates for 2 seconds in the past reving up. I ve taken it to a mechanic and he says it is normal. I have an 2003 Avalon as soon as the similar engine and it jumps off the begin and has no hesitation. Mechanic s Assistant: Will the headlights outlook 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 for that reason far? I ve cleaned the MAF sensor. Checked for friends in the intake. once I put my Turbo OBDII app on, all seems good except that the TPS stays constant vis--vis 30%. This is a drive-by-wire model fittingly it has not throttle cable or usual TPS. I admit the TPS is integrated afterward the throttle controller/motor. Mechanic s Assistant: whatever else you want the mechanic to know previously I link up you? No, I guess that is it.
I bought it in July, drove it home from LA (to Utah), and the problems started suddenly after I got it home.Any supplementary assist you can meet the expense of is appreciated. I don't know what else to do but acknowledge it encourage to the dealer. I know I've got the shop foreman in force on it at the dealer, but I nevertheless setting its pushed to the support as its old-fashioned and everyone loses in this situation.
I'm reviewing your question now, and will state back in imitation of your answer ASAP. Rgds Greg. What defect codes realize you have. Does the engine manage in imitation of the MAF disconnected. with the noisy hissing solid this could be your problem. This could be a large vacuum leak ,with the MAF partnered it is by yourself measuring the expose that is getting next the MAF, as a result if the intake manifold is sucking in air the freshen to fuel ratio will be no question out and cause the engine to stal