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CHECK ENG LIGHT CAME ON,WENT TO AUTO ZONE AND CODES PO402 AND P0340 ARE ACTIVE.

(2000 Ford Ranger)
in Las Vegas, NV on June 27, 2013
THE TRUCK IS RUNNING OK NOT MISSING AND NO LOSS OF POWER.
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Popular Answer
on June 28, 2013
Go to: engine codes.com
on June 27, 2013
first off what are these codes. and sometimes momentary malfunctions will register a code. so find out what these are and please post them
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