HELP sc 400 running rich no clue!!!!!!!!!!!!!!
05-18-07, 07:26 PM
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HELP sc 400 running rich no clue!!!!!!!!!!!!!!
New to the forum new to lexus but love the 400. Extremely nice 400 no problems other than running rich....no codes.? Any clues? Revs slow and runs really really rich.
05-18-07, 11:17 PM
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Sounds like a MAF problem. If there is no code, I would check the boot to the throttle body for cracks. They get dry rotted and crack.... If that happens the car will run rich.
