Help me, fellas! Electrical issue.
#1
Help me, fellas! Electrical issue.
Actually, it's not a huge probem, but:
So, ever since I bought my car, the horn has been ultra sensitive; it would practically beep just from the warmth radiating from my hand. About two weeks ago, I was having problems turning the steering wheel without the horn beeping. Then the horn stopped working. Last night, I pulled the fuse, and sure enough it was blown. So I pulled the center piece off of the steering wheel, and proceeded to disassemble the pressure pad assembly of the horn. I figured out how it works, and why it was so sensitive. For anyone who wants to know, the foam separating the twoplates that form the pressure pad had broken down and compacted, allowing the plates to make contact and complete the circuit.
At any rate, I am in the process of cutting new foam to repair the pad assembly. However, I went downstairs just to confirm that the horn will work once I have fixed the pressure pad, and found a problem: When I put a fuse in, and touch the two wires together, the horn does not blow, but the fuse does. Once, I thought I heard a tiny sound from the horn, just before the fuse went off with a pop. Any idea what may have shorted out, and is now preventing the horn from working properly? Am I failing to grasp some aspect of the horn circuit? Thanks.
So, ever since I bought my car, the horn has been ultra sensitive; it would practically beep just from the warmth radiating from my hand. About two weeks ago, I was having problems turning the steering wheel without the horn beeping. Then the horn stopped working. Last night, I pulled the fuse, and sure enough it was blown. So I pulled the center piece off of the steering wheel, and proceeded to disassemble the pressure pad assembly of the horn. I figured out how it works, and why it was so sensitive. For anyone who wants to know, the foam separating the twoplates that form the pressure pad had broken down and compacted, allowing the plates to make contact and complete the circuit.
At any rate, I am in the process of cutting new foam to repair the pad assembly. However, I went downstairs just to confirm that the horn will work once I have fixed the pressure pad, and found a problem: When I put a fuse in, and touch the two wires together, the horn does not blow, but the fuse does. Once, I thought I heard a tiny sound from the horn, just before the fuse went off with a pop. Any idea what may have shorted out, and is now preventing the horn from working properly? Am I failing to grasp some aspect of the horn circuit? Thanks.
#4
RE: Help me, fellas!
If you have a digital multimeter, I would check the available voltage at the wheel, and then check and see if you get any voltage at the ground of the circuit. if you do, then that is the problem. then you would need to find out where the cross-short is occuring and fix it.That sounds like it could be one of the possible problems. That is where I would start looking.
#5
RE: Help me, fellas!
Thanks, Gjmack3. So let me clarify, as I am electrically retarded. I should first check the hot wire at my steering wheel for current, and then put the positive probe from my multimeter onto the negative lead at the steering wheel, and the negative probe from my meter onto the car somewhere, and check for current at the negative lead? What exactly is a cross-short? If you would, please break it down to me as though I were10 years old, as I don't know much about circuits.
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