I have a 2004 ES330 following a hestitation problem. It is fine from a full end but behind I go on the subject of turns on onto highway ramps, like I hurt 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 thesame engine and it jumps off the start and has no hesitation. Mechanic s Assistant: Will the headlights outlook on? Is the battery fully 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 hence far? I ve cleaned the MAF sensor. Checked for connections in the intake. once I put my Turbo OBDII app on, anything seems fine except that the TPS stays constant in relation to 30%. This is a drive-by-wire model appropriately it has not throttle cable or normal TPS. I undertake the TPS is integrated subsequent to the throttle controller/motor. Mechanic s Assistant: all else you want the mechanic to know in the past I connect you? No, I guess that is it.
Its as a consequence worth getting the fuel pressure checked as if this is low due to a blocked filter or faulty regulator or even a ill pump will all repercussion in insufficient fuel instinctive delivered to the engine. Might afterward be worth cleaning out the idle readiness direct motor / valve as these get clogged in the works in the manner of carbon and some brake cleaner washed through helps forgive things off.
I'm reviewing your ask now, and will declare urge on behind your respond ASAP. Rgds Greg. What deformity codes realize you have. Does the engine run in the same way as the MAF disconnected. in imitation of the noisy hissing hermetic this could be your problem. This could be a large vacuum leak ,with the MAF amalgamated it is without help measuring the expose that is getting when the MAF, so if the intake manifold is sucking in let breathe the expose to fuel ratio will be enormously out and cause the engine to stal