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Electrical nightmare, simple fix?


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dedfrog
09-22-2004, 11:06 PM
Okay, I have a 93 Grand Cherokee Laredo with Quadra Trac. I installed an aftermarket radio and then removed it. Upon removal I found that there was no juice toi the radio anymore, nor was there juice to the dome light, vanity mirrors, power mirrors, or the little display in the console. All the fuses are good. What's up?

jeeper61
09-22-2004, 11:39 PM
There are fuses under the dash or maybe the right kick panel and under the hood.

you have a owners manual??? should show all the fuse locations in there

if not some one on here might be able to look in theirs.

dedfrog
09-23-2004, 09:20 PM
There are fuses under the dash or maybe the right kick panel and under the hood.

you have a owners manual??? should show all the fuse locations in there

if not some one on here might be able to look in theirs.



I found in my Chilton book that one fuse controls the radio, power mirrors, "HEVAC and VIC" (whatever those are), overhead console (the mileage readout works up there but not the lights), keyless entry (works fine via the aftermarket alarm), and power locks (the LHS switch is broken, the RHS switch does not work but they work with the remote).

The power wire to the radio feeds no voltage and my ohmeter reads zero impedance to ground. I removed the fuse and got zero impedance to ground on both sides of the fuse. There is zero impedance between the radio power wire and ground regardless of whether or not the fuse in installed so it sounds like several shorts. The fuse is located in slot 8 by the passenger door.

There is one relay box inside the glove box, I don't know what they control.

There is a relay/fuse box under the hood, all the fuses are good and none of the relays seem to have anything to do with the items that are not working.

Is there a diagram anywhere that shows where each individual wire goes? I have a Haynes and a Chilton manual, all of the diagrams bite.

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