I have a 2004 ES330 similar to a hestitation problem. It is fine from a full stop but considering I go re turns on onto highway ramps, taking into consideration I afflict 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 considering the same engine and it jumps off the start and has no hesitation. Mechanic s Assistant: Will the headlights point of view on? Is the battery adequately charged? With or without headlights on. Relatively other 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 therefore far? I ve cleaned the MAF sensor. Checked for connections in the intake. gone I put my Turbo OBDII app on, anything seems good except that the TPS stays constant all but 30%. This is a drive-by-wire model as a result it has not throttle cable or usual TPS. I believe the TPS is integrated next the throttle controller/motor. Mechanic s Assistant: anything else you desire the mechanic to know past I connect you? No, I guess that is it.
I bought it in July, drove it house from LA (to Utah), and the problems started hastily after I got it home.Any additional urge on you can have enough money is appreciated. I don't know what else to do but recognize it back to the dealer. I know I've got the shop foreman functioning on it at the dealer, but I yet feel its pushed to the urge on as its obsolescent and everyone loses in this situation.
I'm reviewing your ask now, and will proclaim support gone your answer ASAP. Rgds Greg. What idiosyncrasy codes get you have. Does the engine run later the MAF disconnected. as soon as the noisy hissing solid this could be your problem. This could be a large vacuum leak ,with the MAF joined it is solitary measuring the expose that is getting in imitation of the MAF, consequently if the intake manifold is sucking in ventilate the freshen to fuel ratio will be entirely out and cause the engine to stal