4 posts · Joined 2014. #2 · Jul 6, 2016. solix66 said: Z4 2005. Hi, I don't want to replace the motor or fix anything I just want to be able to open and close the roof manually. The motor slowed down and finally broke. The Microswitch if fine latches unlock and everything is working other than the motor but it seems like that red handel is BMW Automatic Z4 to BMW Manual Z4 Conversion Criteria - Not interested in swapping a V10 or V8 whatever engines that require serious modification such as modifying engine mounting etc. - Interested in swapping manual Z4M (3.2L engine), Z4 2.5i (2.5L engine), Z4 2.5si (2.5L engine) or Z4 3.0 (3L engine). by Grizzly9 » Mon May 18, 2015 3:46 pm. Ok, to drain from the top, you fold down roof, get a metal coat hanger and a torchlight ( optional), feel for where the hole is and wallah, you unblock the holes and the water will drain out. Simples! as I did this last year when I heard water sloshing about.If you have a roof motor, that may be in the Related Manuals for BMW Z4 2005. Automobile BMW 05 X3 User Manual. How to operate your mobile phone using the multifunction steering wheel, onboard monitor and the mid multi-information display (20 pages) Automobile BMW Z4 3.0i Owner's Manual. Roadster (132 pages) Automobile BMW 2004 Z4 2.5i Owner's Manual. (120 pages) Automobile BMW Z4 2014 Convertible top will not close even manually. I have an 01 325CI and the top stuck going down near the end of the process. I have used the manual process behind the rear seat to try to put the top back up but the roof stops 6-8 inches from the windshield but will not go any farther, even using the hex key in the front. I cannot even force it down. Roof Won't Lock. by TonTon333 » Wed Feb 06, 2019 10:09 pm. I recently purchased a Z4 that has a myriad of problems but the biggest being I can't put my convertible top up so I'm driving around with jacket and gloves looking like a goober. Turning the allen key on the top motor only makes the screw come out instead of spinning the lock cables. Automobile BMW Z4 Roadster 2.0i Specifications. Bmw driving machine brochure (15 pages) Automobile BMW 2006 5 Series Owner's Manual. (259 pages) Automobile BMW 2006 6 Series Owner's Manual. (236 pages) Automobile BMW 2006 M3 Owner's Manual. (170 pages) Automobile BMW 2006 7 Series Owner's Manual. Mar 12, 2016. #3. Forsh said: Since getting my Z3 back on the road, I made the most of the clear days over the past couple of weeks with no problems. However, I came to lower my manual roof yesterday, and it won't go down. The latches 'unlatch', the very front section pivots up, the rear baton is free to pivot from where it joins the car, but All fault codes cleared and the roof was checked for operation and was faultless and has been since. E85 / E86 Z4 Discussion (2003 - 2009) by ZedFourM » Wed May 23, 2012 10:10 am. You need to press and hold the "open" button on the remote until the roof has finished opening (red light on dash goes out). You can move around, as long as you stay within the range that the car can see the remote - you're only talking about 10 seconds, so it's not a long time. zO7H.