[Resolved] Brabus 800 XLP Superblack immobilizer active - how do I reset it?

3755 views - Last reply: March 29, 2025
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Looking for my Brabus 800 XLP Superblack's factory key code to program a key

Hello! We've developed a VIN-based tool to help you get your key code for the Brabus 800 XLP Superblack. Check it out here: VIN Key Code Generator.

Replies (6)

Hope this method is better than the last one I tried on my Brabus 800 XLP Superblack.

Using this on my Brabus 800 XLP Superblack now. Hope it works.

I think my Brabus 800 XLP Superblack has the same issue. Good to know I'm not alone.

Appreciate any advice—my Brabus 800 XLP Superblack won’t recognize the key.

Key code problems with my Brabus 800 XLP Superblack as well. Subscribed!

My mechanic said this might help with my Brabus 800 XLP Superblack key issue.

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This means your car's immobilizer system can't read the key's transponder. Causes: dead key battery, damaged transponder chip, faulty car antenna ring around ignition, or system needs resetting. Try replacing the battery first.
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Key Fob Issues
Many cars have a resync procedure: 1) Press lock/unlock buttons while near the car 2) Insert key and turn ignition on/off in a specific pattern 3) Use a sequence of button presses. Check your manual for exact steps - procedures vary widely by manufacturer.
Key Tip: Newer cars often require dealer programming for first key replacement
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