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P0603 Diagnostic Trouble Code Discussion for February 2008

Control Module Long Term Memory Reset

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Trouble Ticket Help Requests for DTC P0603
Help Request Posted
2000 Ford F-350 Super Duty XL 7.3L Poor Idle Quality, Surge, Cuts out, MIL Lamp on VIN: 1FTSW31FOY
P0603: PCM Keep Alive Memory Test Error. the truck will start fine inside the shop. then run ok for about 5 min. then it cuts out. i can start it back up without a problem. it will die 4 or 5 more times and set the p1316 code. when it is out in the cold it wont start at all unless it is plugged in. a...
February 14, 2008