carbon build up


Old 07-19-02, 07:32 AM
frank ramon
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carbon build up

please advise me on the most economical way to remove carbon build up on the pistons. my son purchase a 1991, toyota camry station wagon, 6 cylinder. it had been parked for several weeks.
he tried to get it inspected but it would not pass due to this problem.any input will be greatly appreciated.

frank ramon
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Old 07-19-02, 08:35 AM
Join Date: Jun 2002
Location: Long Island, NY
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What are the gas readings?

Old 07-19-02, 09:32 AM
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Larry's got you covered. If carbon is building up like that (how you would know without taking the engine apart is a bit of a mystery to me ), it could be the EGR system, it could be in need of a tune up, etc.

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