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

K518 from www.obd2tool.com detect vehicle part number and immo type

Select NEC 24C32

Then Backup EEPROM and save data

Select Read Immobilizer data

Lonsdor K518ISE at OBD2 key programmer 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.