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A new key for a ML 270 cost $370AUS
About £120 - £150
how to change key battery mercedes-benz c240 2002
350-400 Euro
Anywhere from $175-$250 from the dealer, don't buy the key from ebay.
To replace the battery on a Mercedes ml 350 key fob it is probably best to ask the supplier where it is purchased or there may be some instructions online.
With your key.
Key
Yes. They use watch batteries.
Replace the battery on your remote key. If you get the dealer to do it for you it is notoriously expensive. Did you try unlocking the passenger side with the key?
The most common cause for a Mercedes-Benz not to start is a dead battery. Try charging the battery to see the automobile will start.
Yes