troble codes please help
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Joined: Jun 2006
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From: Alberta
troble codes please help
hey my buddy has an 05 cummins just installed a boost gauage & now has a few codes comming up on his triple dog power pup & theres no throtel responce its P2127 pedal validation switch 2 low & P2121 Pedal position sensor 1 performance/rationality does n e one know what has to be done to fix this problem... thanks
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