Dunno if this is helpful, but I've got a rough guide to DIY convertible top replacement that I put together when I did mine a couple of summers back. The sun's starting to shine, so maybe this can inspire someone to take the plunge. Feel free to add a link in the forum DIY guide if you think it's worth it.by murrayjambo - Technical Forum
This all rings alarm bells. Power windows and sunroof are powered through the K7 unloaded relay (as Bob in Everett suggests). The trick with K7 is that it's only on when the the starter is off - it does this by having its coil grounded through the starter motor winding (Aaaaarghh!) So if starter, electric windows and sunroof suddenly die together, I would immediately suspect the sby murrayjambo - Technical Forum
How about using your short section of OBC wiring harness? This would give access to lots of useful signals from the IC with no hacking required. The OBC gets speed, fuel level and fuel rate signals via this interface. You might need to do some hacking in the engine bay (or ECU loom) for coolant temp, air temp, oxygen sensor, throttle position, but the engine revs should be straight forward - aby murrayjambo - Technical Forum
Lol! Hey guys, good to see the forum ressurected. I've missed it. I was almost a whore (99 posts!) on the last forum when it died. RIP. Now I'll have to dig out some avatars again....by murrayjambo - Community Forum