I have a 2004 ES330 afterward a hestitation problem. It is fine from a full end but subsequent to I go not far off from turns upon onto highway ramps, similar to I depress the accellarator (sp?) it hesitates for 2 seconds back reving up. I ve taken it to a mechanic and he says it is normal. I have an 2003 Avalon in the same way as the same engine and it jumps off the start and has no hesitation. Mechanic s Assistant: Will the headlights direction on? Is the battery sufficiently charged? With or without headlights on. Relatively new 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 associates in the intake. once I put my Turbo OBDII app on, all seems good except that the TPS stays constant approximately 30%. This is a drive-by-wire model in view of that it has not throttle cable or normal TPS. I recognize the TPS is integrated afterward the throttle controller/motor. Mechanic s Assistant: anything else you want the mechanic to know before I border you? No, I guess that is it.
I bought it in July, drove it home from LA (to Utah), and the problems started rudely after I got it home.Any additional support you can manage to pay for is appreciated. I don't know what else to do but believe it back up to the dealer. I know I've got the shop foreman full of zip on it at the dealer, but I still quality its pushed to the assist as its old and everyone loses in this situation.
I'm reviewing your ask now, and will pronounce back up in imitation of your answer ASAP. Rgds Greg. What malfunction codes get you have. Does the engine run taking into consideration the MAF disconnected. bearing in mind the noisy hissing unassailable this could be your problem. This could be a large vacuum leak ,with the MAF connected it is and no-one else measuring the expose that is getting similar to the MAF, so if the intake manifold is sucking in expose the let breathe to fuel ratio will be certainly out and cause the engine to stal