Basically, my 83' 300D has a broken piece in the drivers door so I
can't use
the key from outside to lock or unlock. HOWEVER... I have found that
I
Probably not too hard to fix, especially if the key turns in the lock
but nothing happens. Recommended, even if you do add keyless entry.
While you're inside the door is the perfect time to fix the problem.
have an electric solenoid that operates the lock... So, if only I had
some
remote I would have keyless entry. It would need to be a momentary
switch
though as there's no built-in shutoff. And it would need to be able to
reverse the leads so that I could use it for both lock and unlock...
All remote keyless entry systems will do just what you want. I have
toyed with the idea of putting it into our 123's (and my wife's old
107), but have never yet done so. I _have_ added it to two of our
'86 drivers, tapping into the electric pump. I have two U-Pull
door lock motors waiting for me to play with, and three extra
keyless entry systems. (And two more earmarked for our other
two '86 cars.)
-- Jim