Sounds like a lot of work, to make it work like it should. I think either
way you still need your stock sidemarkers though. Anyways, you need to find
a custom shop, not benz shop. There must be someway to get a wire from the
That shouldn't be too difficult. Remove the door interior trim panel and
pass a wire through the rubber conduit from door to main body. That'll get
the wire inside the cabin, behind the footwell trim panel. A little
lubrication may be needed to feed it through. Use a fairly stiff wire, it's
The other end just goes up the inside of the door and into the mirror,
following the existing wiring. You might need to remove the trim panel from
the corner of the door, or even remove the mirror to get the wire in there.
It's a custom job though, so DIY or see a custom shop, I wouldn't imagine
your MB guys would be much help on this. Also, modification of the electrics
voids the warranty in most cases.
IIRC this guy wasn't bothered about changing the wings, so we left the
repeaters in and just spliced into their wiring for the feed to the
mirror side repeaters, so when he indicated all the indicators lit,
including the ones in the wings.
Just run the wiring from the wing into the door and connect it up, no
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