The controller must be powered by your battery to communicate. Ensure the Electric Lock wire (usually purple with a gray stripe) is connected to the battery positive (B+) to wake up the ECU.
: Specifically for newer -2 series models like the EM150-2SP, EM200-2, and EM260-2. Standard Votol Software
To avoid malware or incompatible software versions, obtain the files from these trusted channels:
Plug the USB end into the PC first, connect the data pins to your controller's diagnostic harness next, and turn on your vehicle's ignition switch last.
If successful, the software will populate with your controller's current data. 4. Troubleshooting Common Issues "Communication Abnormal": Download Votol Software
If you bought your motor/controller kit from a vendor like QS Motors or specialized e-bike shops, they often provide the software via email or a Google Drive link.
Because Votol (produced by Suzhou Votol Electronic Technology) primarily supplies manufacturers, there is no single, centralized global download portal. The software version you need depends strictly on your controller model and hardware generation. 1. Get the Software from Verified Sources
To connect a computer to the electric vehicle, specific hardware links are required:
This guide is for informational purposes only. Modifying controller parameters can affect vehicle safety and legality. Always refer to your local regulations and the manufacturer’s manual before making any changes. The author and the sources cited are not responsible for any damage or injury resulting from the use of this information. The controller must be powered by your battery
To get the correct version, look for files named or Votol Debugging Tool . Ensure you download from reputable EV engineering forums or directly from your controller vendor to avoid malware. Step 2: Download the USB Driver
: If you encounter any challenges, refer to the software’s documentation or support resources. These can provide valuable insights and solutions to common problems.
: Used for older, non-2 series controllers such as the original EM150. Installation & Connectivity Requirements USB Drivers : You must install a USB-to-serial driver (typically ) before the software can recognize the controller. Hardware Connection
After successful installation, users can start exploring the software's capabilities. Here are some tips for maximizing efficiency: Standard Votol Software To avoid malware or incompatible
Click or Take Data . If successful, the greyed-out boxes will populate with numbers, indicating the software has successfully pulled your current parameters from the controller. Critical Votol Parameter Settings Explained
Plug the USB programming cable into your computer's USB port.
For older firmware, specialized .ini files, or custom English translations, enthusiasts frequently share resources via the Endless Sphere Votol Firmware Archive . Step-by-Step Installation Guide
Best for non "-2" series models like the original EM150.
The software was originally available in two separate versions: one for the “‑2 series” controllers (like the EM150‑2SP and EM200‑2) and another for non‑‑2 series models (such as the EM150). However, Votol has now upgraded to a unified version, , which is compatible with all Votol controller series. This means you only need one program to tune any compatible Votol controller.