Same issues help needed
There are many things that can go wrong with these roofs.
I’ve just sorted a fully automatic roof from a 1997 M3 with a donor part from another car.
Have you tried to re-sync the motors first?
This can sometimes be the culprit.
https://youtu.be/boiybaJkMrI
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It was running fine .. them one day it wasent . Mines fully auto
Thought these might be useful for roof repair
Did you check fuse near battery in the back ?
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Can anyone with a vert help out and tell me what is missing here? It has nothing plugged into it.im not getting any communication with the ecu for the roof when I plug in.is this plug linked with the roof.thanks
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