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How to Use Xhorse VVDI MLB Tool and MQB48 Adapter?

Posted on February 13, 2025 by

Diagzone Xdiag Subscription Renew, LAUNCH LTR-01 RF Sensor, Thinkdiag Renew , Scania SDP3 Installation

Xhorse VVDI MLB Tool V2.0.0.0 added MQB48 NEC35XX IMMO data collection function. MQB48 adapter is required to work together. Follow the steps below to update your MLB Tool firmware and enable the MQB48 adapter functionality.

VVDI MLB Tool V2.0.0.0 Update (2025.01.07)

New Features:

Added MQB48 NEC35XX immo data collection function

Functionality:

Similar to MLB, it allows key opening, data reading, and additional key programming.
Supports MQB48 Megamos AES
Reads immo data (CS code) from a working MQB key on the MQB48 platform, enabling key addition without needing to remove the cluster for bench reading

How to Use Xhorse VVDI MLB Tool and MQB48 Adapter? How to Use Xhorse VVDI MLB Tool and MQB48 Adapter?

Wiring & Connection Guide

VVDI MLB Tool MQB48 Wiring Diagram

Remove one capacitor (near the IC position) on the original key, as shown in the diagram.

Solder the socket cables to the original key according to the specified colors in the wiring diagram.

How to Use Xhorse VVDI MLB Tool and MQB48 Adapter? How to Use Xhorse VVDI MLB Tool and MQB48 Adapter? How to Use Xhorse VVDI MLB Tool and MQB48 Adapter? How to Use Xhorse VVDI MLB Tool and MQB48 Adapter? How to Use Xhorse VVDI MLB Tool and MQB48 Adapter? How to Use Xhorse VVDI MLB Tool and MQB48 Adapter?

Connecting the MQB48 Adapter to the VVDI MLB Tool

Requires additional Xhorse MQB48 adapters (coming soon)

Connection is shown in the diagram.

How to Use Xhorse VVDI MLB Tool and MQB48 Adapter? How to Use Xhorse VVDI MLB Tool and MQB48 Adapter? How to Use Xhorse VVDI MLB Tool and MQB48 Adapter? How to Use Xhorse VVDI MLB Tool and MQB48 Adapter?

Upgrading VVDI MLB Tool for MQB48 Adapter Compatibility

The MQB48 adapter includes soldered wires and an enhanced replacement chip.

How to Use Xhorse VVDI MLB Tool and MQB48 Adapter?

Disassembly & Chip Replacement:

Remove 4 screws on the back of the VVDI MLB Tool to open the shell.

How to Use Xhorse VVDI MLB Tool and MQB48 Adapter? How to Use Xhorse VVDI MLB Tool and MQB48 Adapter? How to Use Xhorse VVDI MLB Tool and MQB48 Adapter?

Remove 2 screws on the mainboard and check the opposite side.

How to Use Xhorse VVDI MLB Tool and MQB48 Adapter?

Identify the front side of the main board.

How to Use Xhorse VVDI MLB Tool and MQB48 Adapter?

Replace the chip using the enhanced replacement chip included in the package.

How to Use Xhorse VVDI MLB Tool and MQB48 Adapter? How to Use Xhorse VVDI MLB Tool and MQB48 Adapter? How to Use Xhorse VVDI MLB Tool and MQB48 Adapter? How to Use Xhorse VVDI MLB Tool and MQB48 Adapter? How to Use Xhorse VVDI MLB Tool and MQB48 Adapter?

Reinstall the VVDI MLB Tool after replacing the chip.

How to Use Xhorse VVDI MLB Tool and MQB48 Adapter?

Using the MQB48 Adapter for Immo Data Collection

Ensure both the Xhorse MLB Tool and the MQB48 adapter are connected to a power supply before use.

Once connected properly, you can begin collecting immobilizer data.

How to Use Xhorse VVDI MLB Tool and MQB48 Adapter?

Note: The Xhorse MQB48 adapter will be available soon. Stay tuned for updates!

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