Immobilizer III Key Matching (Kessy)
This procedure details how to match new keys to VW/Audi/Seat/Skoda vehicles with with Immobilizer III, where the immobilizer control module is integrated in a separate immo box. See the separate instructions for models where the immobilizer control module is integrated in instrument cluster or where the immobilizer control module is part of a separate Control Module).
Determining IMMO-ID & VIN
[Select]
[05 - Acc/Start Auth.]
[Meas. Blocks - 08]
Select Block 081.
[Go!]
The first 17-digit string is the VIN. The second 14-digit string in the Immo-ID..
[Done, Go Back]
[Close Controller, Go Back - 06]
Key Matching
Prerequisites:
- All keys are either new or were adapted to this car (IMMO-ID) before.
- You can match up to 8 keys.
- While adapting each key, make sure to place the other keys away from the ignition lock (reader coil). The passenger seat is an adequate place.
- Battery voltage at least 12.0 V. We strongly recommend the use of a battery charger.
[Select]
[05 - Acc/Start Auth.]
[Meas. Blocks - 08]
Select Block 022.
[Go!]
The value in field 3 must be 1. If value is not 1, the key is not capable of being adapted to Immobilizer.
You can check each key in this manner.
Select Block 023.
[Go!]
Make sure the shown lock times in field 1, 2, 3 and 4 are 0 (each field represents a time in minutes).
- If the lock times are NOT 0:
- Do NOT switch off the ignition!
- Allow the car to sit for AT LEAST the number of minutes that were indicated by the fields 1-4.
[Done, Go Back]
[Sec. Access - 16]
There are 2 possibilities how to enter a PIN, choose the one that applies for you.
- 4-digit PIN
- Enter zero followed by the 4-digit PIN. For example, if your PIN is 1234, enter 01234.
- 7-digit PIN
- [Use 7-digit PIN/SKC]
- Enter the 7-digit PIN, Date on which the PIN was generated by the dealer, along with the Workshop Code (WSC) and the Importer number of the dealer that generated the code.
- [OK]
- VAG-COM will validate the data you have entered and return you to the Login screen, where the Login Code will show as "XXXXX".
[Do it!]
[Adaptation - 10]
Enter 21 in "Channel Number".
[Read]
The "Stored Value" is the number of keys currently matched.
Enter a "new value" corresponding to the total number of keys to be matched, including any existing keys.
The old keys are automatically being cleared.
[Save]
[Done, Go Back]
[Close Controller, Go Back - 06]
- Switch Ignition OFF and remove Key, Steering Lock should engage.
- Insert first Key again and switch Ignition ON.
- The Warning Light for the Immobilizer will light up for ~2 seconds, then go out switch Ignition OFF and remove Key.
- Repeat the following steps until all keys have been matched:
- Switch Ignition OFF and remove Key, Steering Lock should engage.
- Insert next Key to Ignition and switch Ignition ON again.
- The Warning Light for the Immobilizer will light up for ~2 seconds, then go out switch Ignition OFF and remove Key.
Note: The above steps after saving the adaptation, should not exceed 60 seconds withing matching 2 of the keys and having one key in the ignition should not exceed 30 seconds.!