Xtool X100 PAD2/ H6 Pro updated VW/Audi 4th 5th online programming in Feb. 2020. Online mode is not a necessity, but offers another solution.
4th and 5th Immo online key programming for Audi
Step by step procedure:
1. Turn on xtool x100 pad2. Select Diagnosis in the side menu and then select Audi under Immobilization menu Audi key programming interface will be shown below, select 4th/5th Immobilizer system
9. Press Yes. it will check the version information, and then wait a moment to load the firmware information.
10. After the firmware information is successfully loaded, the following interface is displayed.
12. Place the prepared key in the coil of the KC100 shown picture below
All keys lost: Insert one dealer key into ignition switch ot make it close to the induction coil
Lost all: Insert a dealer key into the ignition or place it close to the induction coil
Follow the prompts and insert a dealer key into the ignition.
18. Click OK, the following message will be displayed: Aim the keys at the back of the key identification mark area, close to open the ignition switch to identify the key 2-1.
Switch to identify the key. Currently 2-1.
After success, the following message is displayed: Exit the key learning.
19. Key learning completed.