Here’s the demo guide on programming VW Polo year 2009 4th IMMO NEC+24C32 smart remote key with Lonsdor K518 key programmer by OBD.
Key information:
Original key: 3-button folding remote key
Frequency: 433MHz
Chip type: Special ID48 chip (TP23)
Device to program: Lonsdor K518ISE key programmer
Procedure:
Connect K518 host with vehicle via OBD diagnostic socket
Select Immobilizer->VAG->4th Immobilizer->Identify Immo type
Lonsdor K518 identified immo type: 4th IMMO
Select NEC 24C32
Then Backup EEPROM and save data
Select Read Immobilizer data
Lonsdor K518ISE read vehicle information: VIN, CS, PIN, key number and key ID
Select Make Dealer Key
Push card slot on K518 main unit from right direction
Insert new key to be programmed into card slot
Select Key Learn
Enter key number to be programmed (keys that will start vehicle )
Insert key and turn ignition on one by one
I.E, Dashboard shows 1-2 means 1 key has been learnt, 2-2 means 2 keys have done
Program success.
Test remote and star car.