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Power window wiring diagram?

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28K views 15 replies 8 participants last post by  oomanoptt  
#1 ·
Anyone have one? Searched and came up with nothing. Driver's side rear went partially down today and never came back up (or finished going down). Its been slow for awhile. I took the door panel off and tried to pin out the connector to see if power was getting to it. I got 12V when the master switch on the driver's door was switched down. But got nothing in any of them while trying to go up (but not sure which wire to test). Trying to locate a wiring diagram to help troubleshoot the issue. Thanks!
 
#10 ·
Old post, solved my problem today



I really appreciate that old posts stay on the forum. The windows on my 2003 Grand only worked when the door was closed. I took the door panels off hoping to see a loose connector. Finding nothing, I replaced the door panel. Now nothing worked. And the window was half down. Now I had to find the problem.

This post pointed me to the wire bundle inside the boot- and I found two broken wires. Repairing them took a few hours, but now everything works as expected.

Now, I have a new problem. How do I replace the boot over the plastic sleeve?
 
#4 ·
FYI, theses do not "drive" the windows from the drivers switch. The Drivers switch talks to the door modules over the data bus. The drivers panel is the master.
If a Drivers door wire is damaged, it can cause this.
Also, rapidly move the rear window switch at the drivers position. Up/Down/Up/Down, see if the window responds.
 
#8 ·
Was able to fix it last night. It was the red and blue wires in the door jam. Pulled the boot back and bingo, blue was disconnected and the red one pulled apart with one tug. Turns out it had been repaired once before. They did a very nice job with it, using the correct heat shrink size (dealer maybe?). My guess is that it was just too much tension and it pulled apart. I put a small jumper in and its back up and running. Thanks for all the help!
 
#13 ·
haynes books give me 100% of needed wire info. i buy a new car,buy the haynes on the way home...

windows/locks are 99 % wire trouble.
the computer bus HAS NOTHING TO DO WITH IT...


and, if a motor goes up,OR down, its ok...