Deactivate the remote trunk opening
I never use the key fob to open my trunk. I do however like to use the button inside the car from time to time. I'm afraid if I pull the fuse that I'd lose the inside button control and would likely lose other features as well.
I wish I could somehow alter the key fob so that the button wouldn't work.

I cannot see any fuse to disable the trunk part from the key while maintaining other remote key options. You must have KG in an S600, that probably works from a different fuse though, you might be able to open doors with KG even if the basic remote key antenna was disabled completely. I should have a look at the diagrams.
One option would be to wrap the key with aluminium folio to disable the RF functionality, but you would have to that back and forth when leaving/entering the car, makes KG useless.
Perhaps you could try "diagnosing" it further, does it really happen from distance. Perhaps changing habits and carry only the car key in one pocket and put all the rest somewhere else.

One more option, if you open the key fob, it would be possible to remove the button that controls the trunk. Not nice in my opinion but that would be 100% the functionality you were after. I'd still try other options like suggested above.
(follow up) hmmm, maybe not. i seem to recall seeing a sheathed/metal cable
going to the locking mechanism in my head. it's been a few months.

But I thought the idea was not to weld the lid to the body to make it stay closed, the lid should preferably still open from the trunk lid handle or the front door button?
Diesel's idea:
"Perhaps changing habits and carry only the car key in one pocket and put all the rest somewhere else. "
That is what I'm doing today.
WSH's idea:
.....or get a small leather case in which to place key fob if prefer to keep it in pocket...
Maybe I can find something like this for the long haul solution.
This is why I wish MB had not done away with the wallet "credit card" size transponder they had in the early 2000 models.
Last edited by trumpet1; Aug 7, 2008 at 03:36 PM.
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This is why I wish MB had not done away with the wallet "credit card" size transponder they had in the early 2000 models.
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I prob have ?4-5 of those credit card-sized leather billfolds MB mails me every time I get a new car (MB incls the CL ownership/TeleAid card in the billfold).....can fit the key fob inside that billfold...would guess your MB dealer should have these billfolds....
I also have a bunch of Porsche key chains (trinkets from my days of getting new P's) which were sent in cardboard boxes that may be perfect size in which to put MB key fob....perhaps the cardboard box for any keychain could serve this purpose?
Have never had the accidental activation of key fob issue....my only issue w/key fob and KG is that the key fob falls out of my pocket during spirited twisties driving (so I always remove the KG button when I take deliv of any new MB)....

Anyway, I would think this feature would also be available in MB.
Last edited by dimapb; Aug 7, 2008 at 05:23 PM.
It's funny because the problem seems to have begun only 2 to 3 months ago IIRC. I never recall it happening the first 15 months of ownership. What worries me is if it begins to rain and my trunk is wide open!
If I ever get a chance to get over to SF again, I'll look you up for sure. I want to experience your driving in person



Anyway, I would think this feature would also be available in MB.
I'm off from work tomorrow, I may scoot down to my Benz shop and ask if this could be done. Thanks for the post.
If I ever get a chance to get over to SF again, I'll look you up for sure. I want to experience your driving in person



I would guess it is electrical w/the car rather than pressing the button too long, as another has mentioned.
I have similar situation where the KG button on outside of trunk will only pop up the trunk 1-2 inches, then I would have to manually pull the trunk up.
But, using either the button on the key fob, or the button inside the car, it opens right up (automatic) the way it should.
Somehow it seems another signal is coming into contact and opening the trunk.
I have the older credit card transponder, FWIW.
This reminds me of another intermittent problem I have where when parking outside on a city street next to the new electronic meters, the keyless go will not work (button on outside of door handle to lock car). I have to use the key fob. Once in a while parking next to exotic cars this occurs as well (Lotus at least). Must be another signal which jams the operation.







