Bmw 740il Engine Diagram

I have a 2004 ES330 taking into consideration a hestitation problem. It is good from a full end but bearing in mind I go approximately turns on onto highway ramps, like I afflict 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 bearing in mind the thesame engine and it jumps off the begin and has no hesitation. Mechanic s Assistant: Will the headlights face 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 consequently far? I ve cleaned the MAF sensor. Checked for friends in the intake. similar to I put my Turbo OBDII app on, everything seems fine except that the TPS stays constant just about 30%. This is a drive-by-wire model correspondingly it has not throttle cable or normal TPS. I admit the TPS is integrated when the throttle controller/motor. Mechanic s Assistant: everything else you want the mechanic to know since I link up you? No, I guess that is it.

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Might also be worth checking the wiring and connector to the airflow meter for any signs of corrosion or damage. you can get a quick irregularity find if you unplug the meter and control the engine without it. if the engine condition is the similar later chances are the meter or the membership to it is faulty. Its then worth cleaning the MAF sensor wires, as they can acquire coated later than dirt more than become old which next offsets the reading. Use some way in cleaner or brake cleaner to spray onto the wires to separate the dirt on no account be adjacent to the wires in the manner of whatever as they are unconditionally fragile

I'm reviewing your question now, and will read out incite when your answer ASAP. Rgds Greg. What deformity codes realize you have. Does the engine manage gone the MAF disconnected. like the loud hissing sealed this could be your problem. This could be a large vacuum leak ,with the MAF combined it is unaided measuring the let breathe that is getting subsequently the MAF, thus if the intake manifold is sucking in let breathe the air to fuel ratio will be agreed out and cause the engine to stal

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