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    power windows

    well all the sudden both my driver and passenger side windows wont go up or down, with no sound or movement at all. I checked the fuses but i have a question... is there a window ground?? Or any other suggestions would be awesome!

    thanks,
    luke

    #2
    There is a fuse switch either in the console or by the hazzards that will cut all power to windows if tripped or showing red!
    The difference between porcupines and BMWs is that porcupines have the pricks on the outside!

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      #3
      Bad switches would be my guess, not sure on the window ground question though.

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        #4
        the motors only have two wires. I think there's a ground at the switch and up/down motion just changes the direction of motor spin (only guessing though)
        Greg

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          #5
          i know its no its not that button that locks the windows, i thought of that right away.

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            #6
            i dont know for sure but mine started comeing on and off a couple of weeks ago. u could see the lights in the switches turning on and off.
            It was wierd i havent found the problem yet maybe its the same thing so if u find out what it was please let us know.

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              #7
              i will be sure to do that. id like to get my hand on one of those wire testing things to see if they are getting power or not. its raining now, so ill probably go into it tomarrow.

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                #8
                this is kind of in the wrong section, but buy a multi-meter or volt-meter (whatever you want to call it) and start doing tests strand of wire at a time seeing where you do and don't get power and you can slowly start to narrow it down. It helps to have another person press the switch while you do the multi-meter. Most of the time it's the switch or the motors but since you said they both stopped working at once i thought that was a bit strange. if they both havent been working for a long time that could be the motors.... i couldn't tell you without seeing the problem myself though

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                  #9
                  There's no way that BOTH motors died at the exact same time, same with the switches, the possibility that they stopped working at the same time is far too small. I would say you most likely have a short in the system, the problem is it won't necessarily be easy to locate. Your fuses could be bad, although you already checked those. The window lock button could be bad, it sounds to me like the motors aren't getting any power, which means it's not likely not the switches either.

                  Best I can say is to tediously test every wire to the switches and motors. The bentley should have the wiring diagram and you're going to need to trace the system and find your problem, I'm gonna say it's most likely a relay somewhere.
                  stephenbrody.com

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                    #10
                    Did you spill a drink in your car recently? Coke or coffee in the switches is a bad thing!
                    The difference between porcupines and BMWs is that porcupines have the pricks on the outside!

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                      #11
                      If you already checked the fuses, check them again.

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                        #12
                        mine sounded like a rely somewhere under the dash but i havent had time to check it out.

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                          #13
                          well i figured it out, i took out the window breaker switch and they worked!!going down works great, but going up they need some help. They are 23 year old motors....

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                            #14
                            power window motors for sale anyone??? for a 1986 325es

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                              #15
                              i've got an early passanger side motor...pm me
                              1993 325ic Schwarz/Natur
                              1991 318is Black/Black - Slicktop - Project s52
                              1989 Alpine White/Black M3 S52
                              1988 Henna/Pearl M3 <3

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