KESSY Dump Tool - EEPROM IMMO Key and Mileage Utility 1.0

New release thread for KESSY Dump Tool — VAG Immobilizer & Key Slot Editor: discuss, share feedback, and get help.

KESSY Dump Tool — VAG Immobilizer & Key Slot Editor​

v1.0 — edit PIN, VIN, key slots and crypto parameters for VW/Audi/Škoda/SEAT KESSY modules

What is it
KESSY Dump Tool is a compact Windows utility for servicing VAG keyless (KESSY) immobilizer modules. Load an EEPROM/flash dump to view and edit key data, PIN/LOGIN, VIN, immobilizer status and configuration bytes so you can repair corrupted files, enable/disable key slots and prepare modules after replacement.

View attachment 1052

Highlights...

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Frequently Asked Questions​

Which Windows version is recommended?
For maximum stability during ECU flashing and diagnostics, a clean installation of Windows 10 (64-bit) is recommended.
Is it compatible with J2534 PassThru?
Most modern software versions support standard J2534 interfaces like Scanmatik 2 Pro, OpenPort 2.0, and specific VCI adapters.

What's inside:

• Overview & screenshots
• Version history and compatibility
• Download link and setup notes

View full details and download — KESSY Dump Tool — VAG Immobilizer & Key Slot Editor