P0603 Diagnostic Trouble Code Discussion for March 2004
Control Module Long Term Memory Reset
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| Help Request | Posted | |
| 1996 Ford F-250 XL 7.3L No Start VIN: 1FTHX26F8T P0603: PCM Keep Alive Memory Test Error. This truck arrived as a no start after sitting a couple days - pushed into shop, it sat a while before testing, charged batteries and it started. All 8 glow plugs were "open", so they were installed along with new gaskets. Had good voltage from relay t... |
March 22, 2004 |
