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  1. Repair key FOB or get new one from dealer? | Mercedes-Benz Forum

    Nov 21, 2024 · I had to call around because not many places do Mercedes keys near me. The guy that did mine was mobile and drove from 30 miles away. He took the pieces from my old …

  2. Ignition key won't turn (electronic key) | Mercedes-Benz Forum

    Jan 8, 2012 · The key will often refuse to turn. I've searched the forums and didn't find a solution. Thanks for your help. It is a C230 1998. Please watch the self explanatory video on Youtube: …

  3. Replaced Key battery, warning still appears | Mercedes-Benz Forum

    Apr 17, 2018 · The message to change the battery in the key fob appeared about 6 months ago. So I did, I bought a brand new battery but the message came up the next time I used the key …

  4. Key Fob Diagnosis and Repair | Mercedes-Benz Forum

    Apr 4, 2018 · Press a finger on the "lock" button of your key fob while the key is in the Mercedes' ignition. Pull the key out of the ignition while continuing to hold the "lock" button down.

  5. Key fob battery replaced and now nothing works | Mercedes-Benz …

    Oct 27, 2020 · Unfortunately I changed batteries in all my Mercedes key fobs at same time, lesson learned….thanks to all responses so quick! battery is charging now. I guess these cars …

  6. Programming A New Spare Key Fob/remote | Mercedes-Benz Forum

    Nov 1, 2006 · I obtained a new key and remote fob for my w124 220E cabriolet from my local mercedes dealership. They couldnt get it to work with the car so booked it in to find out what …

  7. HELP! Place Key in the Marked Spot | Mercedes-Benz Forum

    Dec 3, 2022 · Hi All ~ I have a 2019 A-Class A220 4Matic. I recently had to replace the battery in my fob and now I can't get my car to start. It gave me a message to "Place key in the marked …

  8. Smart Key Fob stops working intermittently | Mercedes-Benz Forum

    Dec 6, 2009 · Hi, I replaced the batteries in my smart key fobs, and now I cannot get into the car intermittently. The remote won't work all the time, the light on the fob lights brightly every time …

  9. '05 CLK 500 (W209) Key Fob Issue | Mercedes-Benz Forum

    Feb 20, 2016 · Hi Guys, I have an '05 CLK 500 Coupe, and I noticed my key stopped working. I was not able to lock or unlock the doors or trunk release, and upon inserting the key into …

  10. Door locks intermittently fail to lock/unlock | Mercedes-Benz Forum

    Jun 19, 2017 · Is your battery in your key still good? Have you seen the same results with the other key? With Keyless-Go, these cars rely on signals from your key to do various things. …