Automatic raising/lowering of power windows depending on Vario roof control, function - GF72.29-P-4007SK
MODEL 171.4
Function requirements
- Vario roof operation activated
- No undervoltage or overvoltage
Function
When opening or closing the Vario roof the windows have a desmodromic valve control to prevent damage from the Vario roof drive
The Vario roof is actuated with the Vario roof actuation switch (S84s1). The power soft top control unit (N52) has the master function and therefore the highest priority correspondingly.
The left front power window motor (M10/3) is actuated by the left door control unit (N69/1) and the right front power window motor (M10/4) is actuated by the right door control unit (N69/2).
The left rear power window motor (M10/5) and right rear power window motor (M10/6) are directly actuated by the power soft top control unit (N52). Desmodromic valve control of the side windows corresponds to manual actuation.
Abort conditions
- Obstruction detected
- Actuation request is rescinded
- Failure of message on Controller Area Network bus, class B (interior compartment) (CAN B) for longer than 50 ms
- Function requirements are not satisfied
| Vario roof switch, location/task | GF77.39-P-3021SK |
| Vario roof control unit, location/task | GF77.39-P-3310SK |
| Front power window motor, location/function | GF72.29-P-4108 |
| Rear power window motor, location/function | GF72.29-P-4109SK |
| Left door control unit, location/task | GF72.29-P-4122SK |
| Right door control unit, location/task | GF72.29-P-4123SK |