SC- 1st Gen (1992-2000)

Master Window Control Switch

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Old 07-10-12, 08:26 PM
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AC1984
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Default Master Window Control Switch

Hey guys its been awhile since I posted anything but I need help before I go nuts. My driver's side window switch won't roll down either of my windows, but the mirrors and door locks work. The passenger window switch works just fine but only on that side. We have been having100+ temperatures here in Baltimore and I need to roll my windows down. Can someone please help.
Old 07-11-12, 08:00 AM
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SC400slide
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sometimes fuses make incomplete circuits throughout the system.
just check all the fuses that look like they have something to do with window actuators.
One time my A/C LCD was not working at all. replaced the "cigarette lighter" fuse and it worked.
You just have to look around.
Old 08-17-12, 08:35 PM
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greens14
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Originally Posted by SC400slide
sometimes fuses make incomplete circuits throughout the system.
just check all the fuses that look like they have something to do with window actuators.
One time my A/C LCD was not working at all. replaced the "cigarette lighter" fuse and it worked.
You just have to look around.
Just finished this, does anyone have any other input? I'm in the same situation as the OP (my driver switch doesnt operate passenger or driver windows, while the passenger switch can operate it up and down fine. the mirror and door lock functions work fine).

I've tried testing a known working master switch; this was not the issue. wiring looks fine at surface level, i also believe that it has to have a closed circuit for the passenger window to operate so im doubtful that this is the issue.

im going to prod around more in the daylight but i figured id ask here.
Old 08-17-12, 09:10 PM
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xxtoobsxx
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There is a diy thread on this...you have to take apart switch and clean the carbon off the switches.
Old 08-17-12, 09:53 PM
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greens14
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Originally Posted by xxtoobsxx
There is a diy thread on this...you have to take apart switch and clean the carbon off the switches.
wow. just found the thread
https://www.clublexus.com/forums/sc-...-write-up.html

but yea, my issue is still present with an entirely different (known) working switch.

I guess im stuck digging around more!
Old 08-19-12, 01:01 AM
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greens14
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Door harness is looking good also. Any other suggestions before I get the multimeter out and start tracing this down? It happened out of no where also
Old 08-31-12, 06:40 PM
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greens14
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the issue was a wire between the door jams for reference / anyone who has the issue also.
Old 08-31-12, 08:05 PM
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xxtoobsxx
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I was gonna say that but forgot about the thread...sorry
Old 09-01-12, 11:41 AM
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greens14
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Originally Posted by xxtoobsxx
I was gonna say that but forgot about the thread...sorry
I totally appreciate the carbon build up post^^ that was actually pretty nifty!

anyways one positive out of this whole ordeal is i ended up getting black window switches as a pair for 55 bucks total
Old 09-01-12, 03:52 PM
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xxtoobsxx
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Nice...I had the same issue on my first sc back on 06 before I joined cl. I had a broken wire in the door jamb.
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