Hyundai Sonata Wiring Diagram

I have a 2004 ES330 similar to a hestitation problem. It is good from a full end but next I go going on for turns on onto highway ramps, later than I depress 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 bearing in mind the similar engine and it jumps off the start and has no hesitation. Mechanic s Assistant: Will the headlights approach on? Is the battery thoroughly 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 appropriately far? I ve cleaned the MAF sensor. Checked for contacts in the intake. considering I put my Turbo OBDII app on, all seems good except that the TPS stays constant around 30%. This is a drive-by-wire model hence it has not throttle cable or normal TPS. I acknowledge the TPS is integrated considering the throttle controller/motor. Mechanic s Assistant: whatever else you want the mechanic to know in the past I attach you? No, I guess that is it.

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Might furthermore be worth checking the wiring and connector to the airflow meter for any signs of corrosion or damage. you can reach a fast fault find if you unplug the meter and control the engine without it. if the engine condition is the similar after that chances are the meter or the link to it is faulty. Its also worth cleaning the MAF sensor wires, as they can acquire coated in imitation of dirt higher than times which subsequently offsets the reading. Use some door cleaner or brake cleaner to spray can onto the wires to remove the dirt upon no account be adjacent to the wires in the same way as all as they are extremely fragile

This could be a large vacuum leak ,with the MAF linked it is only measuring the expose that is getting in the manner of the MAF, suitably if the intake manifold is sucking in expose the let breathe to fuel ratio will be totally out and cause the engine to stall. If MAF is disconnected the engine goes into a limp measurement and lets the engine run. subsequent to carb cleaner vaporizer spray can in the place of the hissing in the same way as the engine doling out and past you listen the engine stall or rev unconventional there is the leak ,could be a bad vacuum hose bad gasket upon the manifold.

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