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Carbon Build Up Problem On Is250

By 13IS250C
March 20, 2014 in 07 - 13 Lexus IS250 / IS350 / IS-F

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Grand Master

13IS250C

Posted July 25, 2014

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Posted July 25, 2014

Ok. The SA told me that if I had the carbon buildup problem it would be showing an error code. Is that correct? My average gas mileage has gone from 25 mpg to 20 mpg.

LexLufa

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LexLufa

Posted July 27, 2014

Posted July 27, 2014

Thanks for all the input and help everyone I have learned alot!

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