HI, The front bumper lid has to arrive off as a couple of belittle headlamp assembly bolts are located astern it. Here are directions entertain recall to rate utility using the rating page fittingly that I may get credit. Thanks
Might plus be worth checking the wiring and connector to the airflow meter for any signs of corrosion or damage. you can reach a fast irregularity locate if you unplug the meter and govern the engine without it. if the engine condition is the similar next chances are the meter or the link to it is faulty. Its furthermore worth cleaning the MAF sensor wires, as they can acquire coated like dirt exceeding era which then offsets the reading. Use some right of entry cleaner or brake cleaner to spray onto the wires to separate the dirt upon no account lie alongside the wires taking into account everything as they are certainly fragile
once I begin the car, the engine surges going on amongst 1200 and 2000 rpm back up and forth. I untouched the IAC and the TPS considering no amend in symptoms. I have noticed that several Lexus SC's have this thesame issue. Prior to this I would have to accustom yourself the idle rapidity screw to lower the rpm and it would preserve for a while. Now, the engine is each time surging to the point where I cannot steer it for buzzer of broken to the drive train. Any experienced solution?