GM HMI Module VIN Reset by OBDSTAR X300 Classic G3

This guide will walk you through resetting the VIN (Vehicle Identification Number) on a GM HMI 2.0/2.5 module using the OBDSTAR X300 Classic G3 device.

Step-by-Step VIN Reset Procedure:

1. Enter ECU Advanced Mode

On the main screen of the device, tap:

[ECU Advanced] >> [GM/OPEL] >> [GM/OPEL V30.04] >> [OPEL] >> [HMI2.0/2.5]

Then tap on [Guide] to read the connection and operation instructions carefully.

2. Read ECU Information

Select [ECU info.] to retrieve the current information stored in the HMI module, including the existing VIN.

3. Reset VIN

Choose the Reset VIN function from the menu.

The tool will process the request, and once complete, you should see a confirmation message: “Reset VIN Success.”

4. Confirm the VIN Reset

Return to [ECU info.] and re-read the data to verify that the VIN has been successfully cleared or modified.

Tips:

Always ensure your device software is updated to the latest version before starting.

It's recommended to back up any important data before making changes.

Use a proper power supply to avoid unexpected interruption during operation.

Using OBDSTAR X300 Classic G3, you can successfully reset the VIN on a GM HMI module with just a few simple steps.

Video guides:

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PIAGGIO PGQ 168 ECU IMMO Off by OBDSTAR X300 Classic G3

This post will guide you in using the OBDSTAR X300 Classic G3 Programming tool to disable the immobilizer on a Piaggio motorcycle.

Repair Background:

When encountering issues such as a damaged key chip, signal interference, or anti-theft module failure that prevent the vehicle from starting, you can disable the immobilizer function and use a temporary blade key to start the car.

You can also disable the immobilizer function during vehicle circuit repairs or ECU debugging to avoid interruptions caused by anti-theft lockouts.

The tools we need:

Key Master G3

High-power DC regulated power supply

Main cable

ECU Jumper

P004 adapter

PIAGGIO 168 ECU

Before proceeding, you need to upgrade the software to the latest version.

Select [IMMO] >> [ MOTO] >> [PIAGGIO] >> [PIAGGIO V40.31] >> [PIAGGIO]

Slect [Manual Select System] >> [PGQ16/PGV18]

Open the [Guide] section and carefully read the function instructions, menu description, operation instructions, and connection method.

Follow the wiring diagram for the connection.

After completing the connection, read the ECU information to verify its accuracy.

Proceed to read the MAP data and save it after reading.

Tap [IMMO-ON/IMMO-OFF] (Note: This function requires an internet connection to execute.)

Please back up MAPS before changing the IMMO status!

Current IMMO status: ON

CRC check result: success

Turn off the immobilizer?

Click "Yes" to continue.

Operation success.

Above is using OBDSTAR X300 Classic G3 to disable the immobilizer on a Piaggio motorcycle.

For more details, please refer to the video:

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Renault Delphi DCM3.4 ECU Mileage Calibration by OBDSTAR X300 Classic G3

This post will show you how to use OBDSTAR X300 Classic G3 to perform the mileage recalibration function on the Renault Delphi DCM3.4 engine ECU.

The tools we need:

X300 Classic G3

High-power DC regulated power supply

Main cable

ECU clone jumper

P004 adapter

Renault Delphi DCM3.4 engine ECU

Before proceeding, you need to upgrade the software to the latest version.

Open [ODO Meter], and in the top right corner, enter a keyword to select quickly.

Then we click [RENAULT/DACIA] >> [RENAULT/DACIA V41.16] >> [ECM] >> [RENAULT] >> [DELPHI] >> [DCM3.4]

Open the [Guide] section and carefully read the menu description and special note.

First, open the P004 adapter and check the [ECU Info.]

Check [Mlieage Read]

Tap [Mileage Calibration] and input the mileage as you need.

Mileage repair successful.

According to the prompt, we need to unplug one IG(ignition) wire and wait one minute before reconnecting it.

Video guides:

www.obd2shop.co.uk

OBDSTAR X300 Classic G3 Manual: Screen Recording

This article will guide you on how to use OBDSTAR X300 Classic G3 to record screens.

Procedure:

Step 1. Open the hidden menu at the bottom of the desktop and select [Screen Recording]. Or you can swipe down from the top of any interface to expand the drop-down box, then swipe down again to expand the first column and select [Screen Recording].

Step 2. After tapping [START] in the pop-up box, a countdown will be displayed in the lower right corner and a beep will sound after three seconds, indicating that recording has started.

Step 3. When you want to end recording, tap the red icon in the bottom right corner and the hidden menu at the top of the screen will open automatically, tap [Stop Screen Recording] to end recording.

For more information about OBDSTAR X300 Classic G3 please follow www.obd2shop.co.uk