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P0603 Diagnostic Trouble Code Discussion for September 2010

Control Module Long Term Memory Reset


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Trouble Ticket Help Requests for DTC P0603
Help Request Posted
2003 Ford F-550 Super Duty XL 6.0L No Start, cold driveability VIN: 1FDAF57P03
P0603: PCM Keep Alive Memory Test Error. thanks for any help on this one.customer initially had smoke/no power when cold,ran ok hot.now it is a "no start".checked oil level,fuel quality, etc.performed injector buzz test,and got codes for injector circuit low on all 8 cylinders.when checking f...
September 14, 2010
2001 Ford F-250 Super Duty XLT 7.3L No Start, hard start VIN: 3FTNX21F01
P0603: PCM Keep Alive Memory Test Error. I havent worked on many diesels, go easy on me hard start,no start, my question is how to check injectors and injector o-rings. also where to check compression, air filter housing was broken and unfiltered air had been getting into motor. kam error code p...
September 21, 2010
2001 Ford F-250 Super Duty XLT 7.3L No Start, hard start VIN: 3FTNX21F01
P0603: PCM Keep Alive Memory Test Error. I havent worked on many diesels, go easy on me hard start,no start, my question is how to check injectors and injector o-rings. also where to check compression, air filter housing was broken and unfiltered air had been getting into motor. kam error code p...
September 22, 2010