Service Engine Light On Everytime the Car Hit 117MPH~!!!
The service engine light on everytime the car hit 117mph, the code (304) saying cylinder 4 misfiring. I reset the service engine light and tried hundred time again & again. The car misfiring everytime I hit 117mph excactly.
Anyone know whats wrong with it?
Anyone know whats wrong with it?
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2009MiniCooperS
07-up MINI Cooper/Cooper S (R56)
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May 6, 2015 09:06 AM
slowhand63
General Tech
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Apr 11, 2015 09:55 AM




