Convertible Top: Description and Operation

Function of Tilting/Sliding Roof, Wiring Diagrams

A. 1st version (up to approx. 03/89)

M12 Tilting/sliding roof
M12k1 Tilting/sliding roof relay
M12m1 Tilting/sliding roof motor
M12s1 End cutout "down" microswitch
M12s2 End cutout "closed" microswitch
M12s3 2nd speed microswitch
S13/2 Electric tilting/sliding roof switch
W6 Ground, trunk, left wheelhouse
a To plug connection, optional equipment block X30 contact 5 (terminal 15R)
b To plug connection, optional equipment block X30 contact 4 (terminal 58d)

Modifications of 2nd version compared to 1st version

Motor
1st version 3 cables
2nd version 2 cables

Relay
1st version 8-pin
2nd version 6-pin

Microswitch
1st version 3 switches (colorless)
2nd version 2 switches (read & yellow)

Speed stages
1st version 2
2nd version 1

Interference suppression resistors in relay
1st version -
2nd version 2

The motors and relays of the 1st and 2nd versions can be interchanged. One speed stage remains. The part numbers remain unchanged.

General function
End cutout
"Raise" by means of slip clutch
"Lower" with microswitch
"Open" by means of slip clutch
"Close" with microswitch

Notes: If the slip clutch is too tightly set, the tilting/sliding roof is switched off by means of a thermal-time switch. The tilting/sliding roof is again operational after approx. 2 seconds.
The slip clutch must respond at a current consumption of maximum 18 A (specification 6-7 Nm).