[Update] Bought a replacement key - now MercedesBenz S Class 500 4MATIC won’t turn over

4623 views - Last reply: March 04, 2025
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Where's the key code stored in a MercedesBenz S Class 500 4MATIC for making new keys?

Hello! We've developed a VIN-based tool to help you get your key code for the MercedesBenz S Class 500 4MATIC. Check it out here: VIN Key Code Generator.

Replies (3)

Appreciate any advice—my MercedesBenz S Class 500 4MATIC won’t recognize the key.

Can’t believe this worked on my MercedesBenz S Class 500 4MATIC. Huge thanks!

My mechanic said this might help with my MercedesBenz S Class 500 4MATIC key issue.

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