[Recommended Fix] Replaced steering column, now BMW Serie 5 E39 won’t start - code?

3667 views - Last reply: August 24, 2024
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How do I find the key code to program a key for my BMW Serie 5 E39?

Hello! We've developed a VIN-based tool to help you get your key code for the BMW Serie 5 E39. Check it out here: VIN Key Code Generator.

Replies (4)

I’ve been locked out of my BMW Serie 5 E39 all week. Hope this helps.

Finally, something that might help with my BMW Serie 5 E39's key code issue!

Following closely—this could be the fix I need for my BMW Serie 5 E39.

Hope I’m not too late to try this on my BMW Serie 5 E39.

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Security Systems
An anti-theft system that prevents the engine from starting unless it detects the correct transponder chip in the key. The chip sends a unique code to the car's computer when you turn the ignition. No match = no start, even with a physically matching key.
Security Systems
An anti-theft system that prevents the engine from starting unless it detects the correct transponder chip in the key. The chip sends a unique code to the car's computer when you turn the ignition. No match = no start, even with a physically matching key.
Key Programming
Most transponder keys and smart keys can be reprogrammed if they haven't been damaged. Basic mechanical-only keys (no chip) can't be reprogrammed - they must be physically cut to match your locks.
Security Systems
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Key Programming
Common reasons: wrong key type for your vehicle, anti-theft system needs reset, low car battery voltage during programming, or the key isn't properly synced. Some cars also have programming limits (only 2-4 keys can be registered).
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