It would trigger a CEL using the GM alternator. Sounds like it could be either the power module or logic module, although I agree it sounds more like a logic module problem. Only way to easily check would be to swap in another module, and try it.
On 12 Apr 2008 at 14:52, Dennis & Sherry wrote: Would it be possible to use a "one wire" alternator to get around this issue? The Ford or GM alternators are fairly low cost and 100 amp units would be an upgrade for a lot of our MOPARs. Would this cause a check engine light or trigger a limp mode? Dennis in Delhi, CA. >> -----Original Message----- >> >> Subject: SD> Charging Problem >> >> More Info on the problem. I sent this to Stefan but did not >> repost to the list. >> Voltage Readings: >> >> Car Off: 12.5 - 12.7 VDC >> Cold Start: 13.7 - 14.2 VDC >> After one or two minutes when fast idle drops it hangs around >> 13.3 for 10 seconds or so then starts dropping. >> Turn on headlights and voltage drops way down to 11.5 .... >> >> If I remember correctly the Power Module (PM) is handling the >> request for charge. However, I think it is actually coming >> from the Logic Module (LM) and the PM is serving as the >> relaying handler. >> Can anyone confirm? Once upon a time someone had the LM pin >> outs posted. I used to have a disassembly and port map but >> was all lost when my PC crashed a few years back. >> Thanks, >> Mike ___________REMOVE-FOOTER-WHEN-REPLYING_________ ShelbyDodge mailing list [email protected] http://www.imagilist.com/mailman/listinfo/shelbydodge Neil V. Emiro ___________REMOVE-FOOTER-WHEN-REPLYING_________ ShelbyDodge mailing list [email protected] http://www.imagilist.com/mailman/listinfo/shelbydodge
