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OBD Diagnostic Tools

V312 Upgrade and Print Tool

Upgrade function Preparation conditions: A TYPE-C data cable a Windows computer and a device link Download the upgrade software UPDATA.exe the software can be downloaded from www.elm327. Press and hold the down button of the host and insert the type-c cable into the USB port on the computer. The device enters the upgrade mode IAP MODE as shown below. After the TYPE-C cable is plugged into the computer the driver software will be installed automatically. For example the serial port shown belo...

V311 Upgrade Tool

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