[Fixed] Verify 2012 Chrysler 200 LX key code before paying dealer

4527 views - Last reply: April 04, 2025
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Need my 2012 Chrysler 200 LX's key code to program a new transponder key

Hello! We've developed a VIN-based tool to help you get your key code for the 2012 Chrysler 200 LX. Check it out here: VIN Key Code Generator.

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If this works for my 2012 Chrysler 200 LX, I owe you big time.

This thread might save my 2012 Chrysler 200 LX. Thanks everyone!

Following this for my 2012 Chrysler 200 LX. Please update if it works!

Following along—same issue with my 2012 Chrysler 200 LX.

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Lost Keys
Locksmiths or dealers can: 1) Decode your door or ignition lock to determine key cuts 2) Access your car's key code through manufacturer databases (with proof of ownership) 3) Program new transponder keys using diagnostic equipment.
Key Tip: Consider key insurance for expensive smart keys
Key Fob Issues
1) Find the seam and pry open the fob (some have tiny screws) 2) Note battery orientation 3) Remove old battery (CR2032 is most common) 4) Insert new battery 5) Reassemble. Test all buttons - if issues remain, the fob may need reprogramming.
Key Tip: Always have at least two working keys to avoid expensive replacements
Lost Keys
Dealerships can often cut keys using your VIN, but will require proof of ownership. This only works for original factory keys - aftermarket or previously replaced locks won't match. The key will still need programming to start the car if it has a transponder.
Key Tip: Always have at least two working keys to avoid expensive replacements
Key Programming
Programming syncs the key's transponder chip with your car's immobilizer system. The process varies by manufacturer but generally involves: 1) authenticating with the car's computer 2) erasing old keys if needed 3) programming new key codes 4) testing functionality.
Security Systems
A flashing security light often indicates an immobilizer issue. Solid light suggests the system is armed but not recognizing your key. Causes: faulty key chip, damaged antenna ring, low battery, or system needs reprogramming.
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