SC- 1st Gen (1992-2000)

Heater fuse keeps blowing Climate Control NOT WORKING

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Old 09-01-08, 07:40 AM
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mischief7
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Default Heater fuse keeps blowing Climate Control NOT WORKING

my Climate Control/heater fuse keeps blowing.... the cig light fuse is fine.The heater fuse 10A keeps blowing, my Climate Control will work for a minute then it will blow the fuse, so I changed the heater fuse to a 15A same thing happened. I replace the fuse, it all works, then I try to turn the A/C off and the fuse blows, Im not sure if its the A/C or... any ideas?
Old 09-01-08, 10:28 AM
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sneakyazn
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Sometimes it is when a penny or piece of metal is caught in the cigarette lighter plug. First thing you should try is to check there.
Old 09-01-08, 11:15 AM
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mischief7
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so here's what i've figured out with a handful of fuses...it works normally until I push the A/C button. As soon as the compressor starts to kick on, the fuse blows. Could the compessor be going bad and causing the fuse blowing problem?
Old 09-01-08, 01:17 PM
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jdm_lexus
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it might be the a/c climate control unit.. if you can borrow someones else climate control unit try that first to test..
Old 09-01-08, 06:00 PM
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thaimonkee
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could be a short to ground? maybe a power wire is grounding out somewhere. check the wiring and check for any exposed wiring that could be touching a ground...
Old 09-02-08, 07:33 AM
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Danimal
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Might want to put your air conditioning system into diagnostic mode just for gits and shiggles.

FSM says to hold down the AUTO and Recirculation buttons both, then put the key in, and turn the car to the ON. DO NOT START THE CAR.

Hold the buttons for a few seconds (until the dinging stops), your A/C display should display numbers over and over and over until you hit off.

If you park in the shade you'll get an error code (21), just means that the solar sensor isn't seeing any light. Any other error code, post it up and I'll look at the FSM when I get home from class.
Old 09-02-08, 03:32 PM
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sgv2GIS
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It's a short in your ac compressor. The instant you press the ac button it sends an electrical signal to relay power to your ac compressor, the compressor draws too much current and blows your fuses.
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