View Full Version : Fuse
airjordan2k8
05-08-2019, 09:34 AM
Hey guys I have a question what can cause the 30 amp fuse to pop under the hood when I kick on the ac the steering pump stops working (steering wheel gets really stiff) and my speedometer stops working? Thank you guys in advance.
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Turbov6Bryan
05-08-2019, 10:09 AM
First i would swap the ac compressor relay and see if the issue is resolved, it may be a wet or bad relay for that circuit.
power wire short to ground is what causes fuses to blow.
I would unplug one connector at the compressor, then turn on the ac and see if it still blows the fuse or not. If it did blow the fuse, i would look at the wires and check short to ground, check wire to ground connectivity.
If the wire is connected to ground, check the book and see if it is a ground wire or a power wire. If its a power wire, and its grouned, then there is the issue.
I can only assume that the ac compressor has more than one wire connector on it, you might have to try the other connectors.
I dont think the clutch is bad in the ac causing this issue, i wonder if you can ohm out the electric clutch on the ac compressor and see if it is fubar. I really dont know, its a start. Start with the relay first.
airjordan2k8
05-08-2019, 05:03 PM
First i would swap the ac compressor relay and see if the issue is resolved, it may be a wet or bad relay for that circuit.
power wire short to ground is what causes fuses to blow.
I would unplug one connector at the compressor, then turn on the ac and see if it still blows the fuse or not. If it did blow the fuse, i would look at the wires and check short to ground, check wire to ground connectivity.
If the wire is connected to ground, check the book and see if it is a ground wire or a power wire. If its a power wire, and its grouned, then there is the issue.
I can only assume that the ac compressor has more than one wire connector on it, you might have to try the other connectors.
I dont think the clutch is bad in the ac causing this issue, i wonder if you can ohm out the electric clutch on the ac compressor and see if it is fubar. I really dont know, its a start. Start with the relay first.Will try that dont know too much about cars but you explained it pretty good sir.. [emoji482]
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airjordan2k8
07-22-2019, 03:38 PM
First i would swap the ac compressor relay and see if the issue is resolved, it may be a wet or bad relay for that circuit.
power wire short to ground is what causes fuses to blow.
I would unplug one connector at the compressor, then turn on the ac and see if it still blows the fuse or not. If it did blow the fuse, i would look at the wires and check short to ground, check wire to ground connectivity.
If the wire is connected to ground, check the book and see if it is a ground wire or a power wire. If its a power wire, and its grouned, then there is the issue.
I can only assume that the ac compressor has more than one wire connector on it, you might have to try the other connectors.
I dont think the clutch is bad in the ac causing this issue, i wonder if you can ohm out the electric clutch on the ac compressor and see if it is fubar. I really dont know, its a start. Start with the relay first.Swapped out the air bag compressor and that did it man I'm guessing the compressor was going bad and a short somewhere
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