Sunday, 30 March 2025

OBDSTAR DC706 Volvo HCM R/W Data, Coding, Change Left Side

This article will demonstrate how to use OBDSTAR DC706 to read and write data, read coding, and modify left or right-side settings on the Volvo HCM module. It also supports OBDSTAR X300 Classic G3.


Required Tools:

DC706 ECU Tool

High-power DC regulated power supply

Main cable

ECU clone jumper

120Ω resistor

MP001 Programmer

Volvo HCM module

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Procedure

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


ECU Flasher >> BODY/CHASSIS/OTHER >> Latest version >> VOLVO HCM(OLD) CONTINENTAL RIGHT R7F7010244 >> Pinout >> BENCH, MP001, OK

Check if the module's appearance is consistent.


Click "Guide" and carefully read the warm reminder, function description, operation introduction, and connection method.

Connect the device according to the wiring diagram.

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After connecting, click "Start".

BENCH >> MP001 >> OK

This function is available when connecting to the service. Please ensure the Internet connection is normal.

Click "Connect >> OK".


Here, we can read and write coding, read and write INT flash(R7F7010244), and change the left side.

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OBDSTAR DC706 Volvo HCM R/W Data, Coding, Change Left Side

This article will demonstrate how to use OBDSTAR DC706 to read and write data, read coding, and modify left or right-side settings on the V...