SEAT Leon ST Radio Codes
SEAT Leon ST radio code by serial number. Works with the SEZ serial, covering the Alana, Media System, Navigation System units fitted to the SEAT Leon ST (2012 onwards).
How to find your SEAT Leon ST serial number
Follow these steps to locate your serial, then enter it above.
Remove the radio
Use radio release keys or a flat-head screwdriver to remove the trim surround, then slide the unit forward. You do not need to disconnect any wires.
Find the serial on the label
The serial is on the label on the casing. It starts with SEZ and is 14 characters long, for example SEZ1Z3F6412082 or SEZAZ2L1958512.
SAFE but no code entry?
Some SEAT models need the radio left switched on for one hour before code entry becomes available. Leave the ignition in the accessory position and wait.
What your SEAT serial looks like
14 characters starting with SEZ. Check the capital I against the number 1 carefully.
How to enter the code
Switch the radio on until SAFE then 1000 shows. Use preset buttons 1 to 4 to set each digit. When the full code shows, press and hold button 5 or press OK on touchscreen units.