At around 18 minutes when screwing in the hydraulic line bolts back into the motor tighten these two bolts up to manufacturers spec.
Removing z4 roof motor.
Replacing the motor involves removing the entire roof assembly which is a fiddly and laborious job and is an expensive option if you are going to get this done at an indy garage.
If i use the manual crank and wind the front top motor back 4 turns a i would to close it manually and then press close roof button.
Here are some nice instructions with pictures.
Z4 soft top motor replacement shipkiller and others thanks again for the great write ups.
Hi the softtop roof on my 2006 z4 unlatches from the screen and the main motor runs for 2 seconds and the roof stops open 2 5cm or an inch.
It definitely helped with dis assembly and installation.