Hooray for chrysler products!


heptofite

15+ Year Member

Joined
Oct 25, 2009
Messages
1,697
Points
3,101
Vehicle Year
2019
Engine
2.3 EcoBoost
Transmission
Automatic
So, as some of you may know (actually probably just adsm) i recently fell ass backwards into a 99 dodge stratus.

Originally it kept overcharging but only above 4k rpm.

Then 3k rpm.

then 2k rpm.


and then at idle.

turns out there was some kind of bleed through that was throwing full system voltage into the field coil.

so i replaced the alt with a reman.

blew the field coil within 30 miles, ecu regulator was glitching out at high rpm it seems.


Well, ****.

Because chrysler decided to, in infinite wisdom, attach the voltage regulator to the ECU, and because i didn't want to BUY a new ecu, i googled up some part numbers from old dodge trucks and ended up assembling this little rat's nest of wiring and plugs and one mint condition solid state alternator regulator.

Hooray for chrysler products!


Tonight we're gonna party like it's 1979!
 
Hope it works for you. Who knows, you might have just stumbled onto a business oppurtunity.

I know a guy that has had to replace his computer several times because the reman unit he got kept blowing the regulator. He probably would of went for something like this.
 
Looks terrible but if it works-- IT WORKS! Congrats! Lol
 
Looks terrible but if it works-- IT WORKS! Congrats! Lol

Heh, not like it's a show car or anything.

I saw a shaved and dropped Stratus once. Most ridiculous thing ever.
 
step 2: somebody figure out how to graft a ranger alternator onto this car.
 
I like the way you think, sir.
 
Well from there its just belts and wires.

Wouldn't want to be the one to replace that thing though.
 
well, if i'm gonna be welding on it anyway, may as well figure out a way of strapping this M62 to it.
 
I'll now tell you a shameful secret... a long long time ago I worked as a Dodge Dealer Mechanic

I was the "Go To guy" on electrical bugs... and I'll tell you one important thing... that voltage regulator will blow
in a heartbeat if the ground gets intermittent while the engine is running

That regulator is for a "floating field" alternator, there are two voltage feeds to the alternator and if one gets disconnected the
alternator goes into what I refer to as a progressive" mode and it'll boil the battery like a lobster.
 
I'll now tell you a shameful secret... a long long time ago I worked as a Dodge Dealer Mechanic

I was the "Go To guy" on electrical bugs... and I'll tell you one important thing... that voltage regulator will blow
in a heartbeat if the ground gets intermittent while the engine is running

That regulator is for a "floating field" alternator, there are two voltage feeds to the alternator and if one gets disconnected the
alternator goes into what I refer to as a progressive" mode and it'll boil the battery like a lobster.

sounds like the mode the previous alt was stuck in.

no worries though, one field wire is connected to +12v hot and the other is to the ground-switched pole on the regulator, and the regulator is bolted to the sheet metal there, ground is secure as it could ever be.

it's a risk, sure, but it's cheaper than a new ECU.
 

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