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P0603 Diagnostic Trouble Code Discussion for December 2013

Control Module Long Term Memory Reset


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Trouble Ticket Help Requests for DTC P0603
Help Request Posted
2002 Ford F-550 Super Duty XL 7.3L No Power VIN: 1FDAF57F52
P0603: PCM Keep Alive Memory Test Error. Hello IATN. I have today a 7.3 Powerstroke with low / no turbo boost under acceleration most of the time. When initially started cold and first time down the block you can hear / feel turbo spool up and then shortly after power drops off. Fuel pressure at hous...
December 23, 2013
2002 Ford F-550 Super Duty XL 7.3L No Power VIN: 1FDAF57F52
P0603: PCM Keep Alive Memory Test Error. ... Powerstroke with low / no turbo boost under acceleration most of the time. When initially started cold and first time down the block you can hear / feel turbo spool up and then shortly after power drops off. Fuel pressure at housing is 55 psi, drops to may...
December 23, 2013