2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

my broken horn

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Old Mar 20, 2005 | 05:58 PM
  #1  
BklynRX7's Avatar
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From: brooklyn, New York
Arrow my broken horn

hey, my horn never worked, i checked the fuse still dont work. I know theres some type of relay or something that commonly goes bad. what is it?
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Old Mar 20, 2005 | 06:08 PM
  #2  
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From: bay area, ca
#1: read FAQ.
#2: you probably need to re-solder the CPU (instructions in the FAQ)
#3: since the same thing happend to me, and re-soldering the CPU didn't work, simply look at the horn itself and make sure its plugged in, strange i know, but thats what happend to me...
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Old Mar 20, 2005 | 06:33 PM
  #3  
BlaCkPlaGUE's Avatar
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From: calgary alberta
Originally Posted by jediknight7
#1: read FAQ.
#2: you probably need to re-solder the CPU (instructions in the FAQ)
#3: since the same thing happend to me, and re-soldering the CPU didn't work, simply look at the horn itself and make sure its plugged in, strange i know, but thats what happend to me...
That is messed. I thought I was the only one. #3, mine wasn't plugged in either?? lol
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Old May 29, 2005 | 02:25 PM
  #4  
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From: Upper Marlboro
--------------------------------------------------------------------------------
I've removed the horn buttons from my steering wheel and disconnected
the wire that connects the buttons. I've also slipped some paper
between the spring loaded contact on the back on the steering wheel
that carries the current down to the CPU.

I just replaced the CPU with one from another 86 N/A. (Mine is also an 86 N/A). Whenever I connect the CPU the the horn goes off and wont stop. I removed the horn relay circuit board from the CPU casing as can see the contects on the relay mate when I connect the CPU connector. I've been trying to follow the circuitry of the board to figure out which pins on the connector are receiving current when they shouldn't but I'm having difficulty with this. Over a bit more time I may be able to figure it out on my own but I'm wondering if there is something more simple that I may be missing. My car also always shows a low voltage on the stock volt meter when running only barely going above 12 volts so that shows that there must be either a load or grounding issue some where else in the car. I've redone most of the major grounding and still have the low voltage/horn problem.
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