How to Clone VAG MQB Transponder by Autel IM508 IM608 or OTOFIX?

On February 6, 2025, Autel released a significant update for the KeytoolDiag software, compatible with the MaxiIM KM100, IM508, IM608 series, and OTOFIX IM1/IM2. This update introduces the AT100 Super Transponder Chip (Autel’s proprietary universal chip) with support for 15 IMMO protocols (including ID46, ID48, ID4A, ID4D, IDBA, MOB, and 5C) and dedicated transponder generation menus for over 500 vehicle models. Below is a detailed breakdown of the update and a guide on cloning VAG MQB transponders using the AT100 Chip.

PART I: Update Highlights

KeytoolDiag V2.30 (2025-02-06)

AT100 Super Transponder Chip Support

Adds generation function for 15 IMMO protocols, including ID46, ID48, ID4A, ID4D, IDBA, MOB, and 5C.
Introduces dedicated transponder generation menus for 500+ vehicle models.

Smart Universal Key Generation

Adds support for key generation for the following models:

Hyundai Tucson (2023-2024)
Toyota GR86 (2021-2024)
Toyota Corolla (2014-2018)
Toyota RAV4 (2020-2023)
Nissan Qashqai (2023)
Acura TSX (2011-2014)
Chevrolet Trailblazer (2012-2020)
Chevrolet Camaro (2021-2024)
BAIC Rubik’s Cube (2022-2024)

Transponder Cloning Function

Adds cloning support for:

ID46
ID4C
Toyota G (4D)
Toyota H (8A)
Volkswagen MOB
GM 4A

Bug Fixes

Resolves other known issues for improved performance and reliability.

PART II: Autel AT100 Super Transponder Chip Introduction

The AT100 Super Transponder Chip is a versatile and powerful tool designed for seamless integration with Autel key programming devices, including:

Autel KM100, IM508, IM608, and OTOFIX series

Key Features:

Compatible with XP200, XP400, and XP400PROprogramming tools.
(Note: XP200 does not support the “Read” function for original keys using ID4C, ID4D, ID8A, and ID4E protocols.)
Supports a wide range of chip types, including:
ID11, ID12, ID13, ID46, ID47, ID48, ID49, ID4A, ID4C, ID5C, ID4D, ID64, ID8A, ID8C, and MQB.

The AT100 chip’s advanced functionality and user-friendly design make it an essential tool for automotive locksmiths, repair shops, and technicians seeking reliable and efficient key programming solutions.

PART III: How to Clone VAG MQB Transponder?

Step 1: Read Original Key Information

Requirements:

Original key
Original key CS code
AT100 transponder chip

The MQB2 transponder can be cloned by retrieving the 16-byte CS code from the immobilizer data. This process eliminates the need for additional programming, as all immobilizer synchronization data is copied directly.

Step 2: Write Data to the Chip

Remove the original key.
Place the AT100 transponderin the key slot.
Press OKto begin writing the data.

Using Autel KM100: