I have a 2004 ES330 later than a hestitation problem. It is fine from a full stop but bearing in mind I go concerning turns on onto highway ramps, similar to I depress 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 later the thesame engine and it jumps off the begin and has no hesitation. Mechanic s Assistant: Will the headlights viewpoint on? Is the battery fully 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 consequently far? I ve cleaned the MAF sensor. Checked for friends in the intake. in imitation of I put my Turbo OBDII app on, anything seems fine except that the TPS stays constant around 30%. This is a drive-by-wire model in view of that it has not throttle cable or normal TPS. I bow to the TPS is integrated gone the throttle controller/motor. Mechanic s Assistant: whatever else you want the mechanic to know in the past 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 immediately after I got it home.Any supplementary encourage you can have the funds for is appreciated. I don't know what else to realize but bow to it back to the dealer. I know I've got the shop foreman functional upon it at the dealer, but I nevertheless character its pushed to the encourage as its antiquated and everyone loses in this situation.
have you looked into throttle body coking and/or combustion chamber/valve carbon buildup? are you occurring to date upon all maintenance; spark plugs fuel filter pcv vlave etc? have you performed a visual inspection and listened to engine as it warms up and is warmed up? oftentimes in engine play a role many factors may cause the same symptom(s)