The QCAN User Manual from Shanghai Qinzhuang Automobile explains VCI functions, offline refresh, Bluetooth tools, CAN channels, upgrades and troubleshooting.
This manual describes how to connect the QCAN device via USB or Bluetooth, configure VCI functions, and use the offline automatic refresh feature. It includes detailed parameter tables for functions such as beep, LED, and script handling.
The guide also lists the supported CAN channels, provides step‑by‑step instructions for firmware upgrades, and offers solutions to common problems like USB or Bluetooth connection failures and hardware water damage. This manual is written in Chinese.
| Supported CAN channel 1 | 6/14 |
|---|---|
| Supported CAN channel 2 | 3/11 |
Connect the USB and wait for a beep indicating startup before using the device.
Try selecting a different COM port for the Bluetooth connection.
The product is not waterproof; dry it for several days before trying again, or return for repair.