I have a 2004 ES330 in the same way as a hestitation problem. It is good from a full stop but in imitation of I go going on for turns on onto highway ramps, taking into account I distress 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 taking into consideration the thesame engine and it jumps off the start and has no hesitation. Mechanic s Assistant: Will the headlights twist on? Is the battery fully charged? With or without headlights on. Relatively extra 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 links in the intake. in the same way as I put my Turbo OBDII app on, anything seems fine except that the TPS stays constant with reference to 30%. This is a drive-by-wire model consequently it has not throttle cable or normal TPS. I receive the TPS is integrated afterward the throttle controller/motor. Mechanic s Assistant: all else you want the mechanic to know before I connect you? No, I guess that is it.
I bought it in July, drove it home from LA (to Utah), and the problems started gruffly after I got it home.Any further back you can manage to pay for is appreciated. I don't know what else to realize but undertake it help to the dealer. I know I've got the shop foreman dynamic on it at the dealer, but I nevertheless feel its pushed to the back up as its pass and everyone loses in this situation.
I'm reviewing your ask now, and will say help past your reply ASAP. Rgds Greg. What malformation codes realize you have. Does the engine run with the MAF disconnected. taking into account the loud hissing sealed this could be your problem. This could be a large vacuum leak ,with the MAF similar it is only measuring the expose that is getting taking into account the MAF, appropriately if the intake manifold is sucking in let breathe the air to fuel ratio will be completely out and cause the engine to stal