Lonsdor K518ISE & VW 4th immo 35xx all keys lost

Tutorial: How to use K518ISE Key Programmer Engineering Mode for VW 4th immo 35xx all keys lost

Lonsdor K518ISE Engineering Mode:

Read data, make a dealer keym, learn key, unlock key

Way 1:

Step 1: Select 4th immo


Step 2: Select Engineering Mode


Step 3: Go to Car Key Programmer Lonsdor K518ISE Engineering Mode to read data


Step 4: Read data via OBD:

1 all data (incl. all keys lost) will be saved under CUSTOMEFILE of K518 main unit

2 the data will be sent to professionals to calculate immo data

3 the immo data can be used for dealer-key making


Step 5: Enter a file name and save data


Step 6: Send the data for calculation


Step 7: Data location
Step 8: Make a dealer key

Step 9: this function allows loading data to make a dealer key or OEM key (copy original ID), then lean key

1 put immo data (BIN file) under CUSTOMEFILE

2 make a key with the immo data

3 learn key and re-match all keys


Step 10: Select calculated data


Step 11: Immo data type, cs code, pin code


Step 12: Make an OEM key


Step 13: Select VW


Step 14: Select key 1


Step 15: Put the blank key into K518 slot


Step 16: Made a dealer key successfully


The generated chip doesn’t need learn key on the car; it’s ok to use it directly.

Electronic ID48 chip cannot be generated into an OEM key

Change it into ID48 chip

Remote generation completes

Way 2: (NOT recommend)

You aren’t advised to go for Way 2, because it may kill your car when you go to 4S chop to change immobilizer component(s) or delete some settings online.

But it’s good those have lost a key and wanna delete key info

Learn key then match the key, then change all key locks or teeth to satisfy customers

Step 1 – Step 11: the same

Step 12: select: Make a dealer key

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Program 4th immo keys successfully.

Tested and it’s working.

Job’s done.

Happy with Auto Diagnostic tool Lonsdor K518ISE