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-   -   ECM fuse (https://blazerforum.com/forum/lighting-electrical-52/ecm-fuse-81834/)

brain7734 09-29-2013 03:07 PM

ECM fuse
 
Well, I have a problem with the ECM1 fuse that keeps blowing. If Penelope is just running, everything is good. But I cant drive 3 feet without the fuse blowing. Obviously, there is a short, but I would like to know if its a wire or the ECM. Thanks, fellow wrench turners.

brain7734 09-29-2013 06:44 PM

So, I've discovered the fuse doesn't blow if I drive on smooth road, but even the smallest bump or shake...like the bump in front of the driveway or closing the door...the fuse blows. I'm perplexed.

coolasice 09-29-2013 06:48 PM

sounds like a shorting wire somewhere

toyhauler1283 09-29-2013 07:57 PM

Sounds like a bad ground to me somewhere the ground is getting disconnected and blowing the fuse

coolasice 09-30-2013 05:38 AM

do a search, you will find it has happened to others. might get some idewas of where to look.


check crank sensor wiring, common for the pink(power) wire to melt and hit ground.

Thogert 09-30-2013 09:12 PM

Yeah, mine melted on one of the manifolds. Different engine, but still.

newguy 10-01-2013 02:48 AM

Check what thogert said, just happened to me also. Wire melted and touching the passenger side manifold

brain7734 10-01-2013 07:38 AM

I found it, it was a melted wire. Thanks for your help guys!!

coolasice 10-01-2013 11:14 AM

which wire?


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