: Check out-of-the-way spots like the glovebox , spare tire well , trunk lid , or door jamb for a sticker labeled "Anti-Theft" or similar.
There is no universal "list" of codes because each one is unique to the radio unit to prevent theft. You can find your specific code through the following methods: vw radio codes list
A: That means the previous owner used an incorrect third-party code tool and fried the EEPROM. You must replace the radio or have a micro-soldering expert re-flash the chip. : Check out-of-the-way spots like the glovebox ,
The radio serial number is required to generate the correct radio code. The serial number can be found on the radio housing or by pressing the "Setup" and "Seek" buttons simultaneously on the radio. spare tire well