Z4 roof only closing half way - (NOT THE PUMP!)

  • Thread starter Thread starter Anonymous
  • Start date Start date
Morning. Late on parade, sorry.
I'm in Attleborough and happy to help but I'll be honest I've not done the loom work so Stuart would be guiding me in the same manner as he would your local mechanic.
 
What I can offer is to relocate the roof motor to the boot if you ever want to take up that option.
 
enuff_zed said:
Morning. Late on parade, sorry.
I'm in Attleborough and happy to help but I'll be honest I've not done the loom work so Stuart would be guiding me in the same manner as he would your local mechanic.

enuff_zed said:
What I can offer is to relocate the roof motor to the boot if you ever want to take up that option.

[ref]enuff_zed[/ref],

Cheers for your comment, I bought the car a couple of years back and the garage had already relocated the motor into the boot, so it looks like I'll be going with the suggestions from [ref]bigwinn[/ref],

Cheers both for your help so far :thumbsup:
 
[ref]bigwinn[/ref], so I've fallen over at the first hurdle ( possibly).... I've taken the cowling off after removing the 7 torx screws and see 2 cables going to the top motor.

I can see where the braided cable goes but there's the other cable that disappears and I can't work out where it comes out at (see the photo).

Is it that cable I should be looking at for a break in the wires or the braided one? If it's not the non braided cable then that's ok.

Is it then a case of having to strip away the braiding to be able to access the wires and locate the break(s)?

Sorry for the dumb questions but I'm trying to do this right the first time so I don't have to take the bus to work Monday morning :lol:
 

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Now I may be wrong, and Stuart will soon correct me, but I was lead to believe that it IS that braid covered set of wires, but not there.
I think you should be looking towards the rear where they fold as the roof goes down.
I believe you have to open up the braid cover and find the break in the wire inside?
 
Sorry lads been off line

Dr T pm me I’ll send you my mobile

It’s the braided cover- strip it away
 
:tumbleweed: [ref]bigwinn[/ref], [ref]enuff_zed[/ref], thanks guys! We're back with a working power hood!

I've respliced them all as you suggested [ref]enuff_zed[/ref], and asides from one of the side torx screws, everything's back in place where it should be 👍🏼

Thanks again for your help gents - much appreciated ☺️
 
Hello all,

Brand new to the forum and Z4 ownership. Sorry to revive an old thread but I had this problem with my new Z4 and this is the thread that came up in my Google search and helped me fix the problem. Hence, I thought I'd add some additional info to hopefully help out anyone in the future.

To remove the headliner and access the wiring loom firstly move the roof to the following position:
20221127_101209.jpg

Remove torx screw on each side of the roof as shown (1 each side)
20221127_101221.jpg

Remove four torx screws along front of roof headliner (2 each side of the latches)
20221127_100849.jpg
20221127_100846.jpg

Remove access panel at the front of the roof (just pull on it) and remove one torx screw
20221127_100837.jpg

With a small amount of force the plastic trim will now come off the roof and bring the fabric of the roof liner with it.

You will now be able to see the wiring loom along the passenger side and front of the roof leading to the motor at the front of the roof.

Feel along the wiring loom until you find a "fat" bit where the wires are bent. This was in the front left corner of the roof for me. Alternatively carefully cut open the length of the outer sheath until you find the problem.
20221126_113053.jpg

Cut and solder in replacement wiring to fix the breaks/bends. Cover in shrink wrap/electrical tape as appropriate. Wrap everthing in sheath or electrical tape to keep it all together. Put everything back together in reverse order to the above!
 
THANK YOU to everyone who’s contributed to this thread over the last ten years! Problem solved on 2003 3.0 Z4 with roof stopping part way up. I found the broken wire about 18 inches from the latching motor once I cut open the wire shielding. Everything works now as expected.IMG_8016.jpeg
IMG_8017.jpeg
 
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