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electrical problem

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Old Apr 11, 2013 | 11:12 PM
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Hey guys, another electrical problem. I have a 93 cherokee with the 4.0 and automatic. I was driving down the highway and when I stopped at the rest area, the bottom of the dash started to smoke. I now have two burnt wires on the tiny relay box and now my column has power only when on acc. and engine isn't running. Any ideas?
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Old Apr 12, 2013 | 12:12 AM
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Trace those 2 wires and try an find a short, when an electrical wire burns it's usually because a positive wire is touching a ground source or a ground source is touching a positive wire somewhere.
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Old Apr 12, 2013 | 12:38 AM
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Originally Posted by Metal Head
Trace those 2 wires and try an find a short, when an electrical wire burns it's usually because a positive wire is touching a ground source or a ground source is touching a positive wire somewhere.
x2
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Old Apr 12, 2013 | 12:44 AM
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I've ran the wires and it seems the short originated from one of those wires. It was only the 40 A fuse under the good that was blown and it is replaced to no effect. It would help if anyone knew exactly what those small relays were for and I could try to pull something out of the air.
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Old Apr 12, 2013 | 12:48 AM
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Originally Posted by MoparXJ
I've ran the wires and it seems the short originated from one of those wires. It was only the 40 A fuse under the good that was blown and it is replaced to no effect. It would help if anyone knew exactly what those small relays were for and I could try to pull something out of the air.
Well I would assume that one of the little wires go to your ignition. as you only have power in ACC. Really hard to help with vague description. Pictures could help.
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Old Apr 12, 2013 | 01:14 AM
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electrical problem-forumrunner_20130412_001156.jpg



electrical problem-forumrunner_20130412_001242.jpg



electrical problem-forumrunner_20130412_001301.jpg



electrical problem-forumrunner_20130412_001323.jpg



electrical problem-forumrunner_20130412_001341.jpg
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Old Apr 12, 2013 | 01:15 AM
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Its a fuster cluck in there, sorry about the clarity
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Old Apr 12, 2013 | 01:23 AM
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93- second pic and more info found here http://jeep-manual.ru/index.php?page=281
Attached Thumbnails electrical problem-93-relays.jpg  
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Last edited by Radi; Apr 12, 2013 at 01:37 AM. Reason: add additional drawing
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Old Apr 12, 2013 | 09:44 AM
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Thanks alot radi, do you guys know if this system is really removed. I don't have the keyless entry switch and this thing seems to spit out one problem after another.
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