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Wire colors
- Bl — Blue
- Br — Brown
- Ge — Yellow
- Gr — Gray
- Gn — Green
- Vi — Violet
- Ws — White
- Or — Orange
- Rt — Red
- Sw — Black
Designations on the diagram
- 1 Battery
- 77 Main control unit
- 137 Driver's door switch
- 138 Driver's door window lift motor
- 139 Driver's door window motor switch
- 140 Passenger door switch
- 141 Passenger door window lift motor
- 145 Passenger door window motor switch
- 143 Left rear door switch
- 144 Electric motor for window lift, left rear door
- 145 Left rear door window lift motor switch
- 146 Right rear door switch
- 147 Electric motor for window lift, right rear door
- 148 Right rear door window lift motor switch
[This article is based on data from the website «bmwman»]