[Confirmed] Sym Citycom S 300i CBS immobilizer flashing - code problem?

4477 views - Last reply: December 25, 2024
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Where's the key code hidden on a Sym Citycom S 300i CBS for key programming?

Hello! We've developed a VIN-based tool to help you get your key code for the Sym Citycom S 300i CBS. Check it out here: VIN Key Code Generator.

Replies (5)

My Sym Citycom S 300i CBS just blinks. I think this might fix it.

Worked for someone with a Sym Citycom S 300i CBS? Need to hear it!

I’ll try this and update how it goes with my Sym Citycom S 300i CBS.

My Sym Citycom S 300i CBS needs a new key but I need the code first. Help!

Has anyone gotten this method to work on a Sym Citycom S 300i CBS before?

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Key Fob Issues
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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.
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