System Diagram

Power Windows - Cabriolet from 1990

Diagrams By Track Number

Tracks 1-10:

Tracks 11-15:

Fuse & Relay Panel:

Description Current track
Door contact switch, left front, F2 12
Power window control unit, J139 1-15
Power window fuse, S37 11
Power window switch light, L53 4, 5
Window motor, left front door, V14 13
Window motor, right front door, V15 14
Window switch, left front, E40 1-4
Window switch, right front, E41 5-8

Wire Connectors
T2a - double, behind driver's door panel
T2b - double, behind passenger's door panel
T8a - eight-point, on power window control unit
T8b - eight-point, on power window control unit
T8c - eight-point, on power window control unit

Ground connections
40 - below rear seat, right
89 - in power window wiring harness

Welded wiring harness points
Q9 - plus connection, in power window wiring harness
Q13 - plus connection, in power window wiring harness
Q15 - plus connection, in power window wiring harness (left up)
Q16 - plus connection, in power window wiring harness (left down)