P0603 Diagnostic Trouble Code Discussion for September 2004
Control Module Long Term Memory Reset
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| Help Request | Posted | |
| 2001 Ford F-250 Super Duty Lariat 7.3L Sets PO603 No MIL VIN: 1FTNW21F41 P0603: PCM Keep Alive Memory Test Error. This truck was a no start, One of the batteries was shorted (6 volts at 200 amps). Had the following codes in memory, P1249, PO232, PO603, P1211, PO604. Replaced battery and PO603 Internal KAM Error would reset with a no start. All powers and grounds are OK. P... |
September 08, 2004 |
