The Yuyangking bluetooth controller is a staple in the high-power electric scooter, e-bike, and e-motorcycle community. Known for delivering massive current and highly customizable power bands, these controllers require the official Yuyangking app to unlock their full potential.
Read and clear fault codes (such as over-voltage, hall sensor errors, or over-temperature) to troubleshoot issues without mechanical teardowns.
: Search for the official " Emotor " utility published by Hangzhou Yuyang Technology Co., LTD.
: Tap the upper left corner of the application interface. Choose your adapter type, which will either be BLE (Bluetooth Low Energy) or ERD , depending on your specific dongle model (e.g., YAZ1401BT or YAZ1403BT). yuyangking app download
: Search directly on Google Play for "Yuyangking" or download the official Android Package (APK) file through trusted EV vendor portals like SIAECOSYS . Android versions require system version 4.4.4 or newer .
If you cannot find the app by searching, look at the physical casing of your Yuyangking controller.
Downloading the Yuyangking app is straightforward. Here's a step-by-step guide: The Yuyangking bluetooth controller is a staple in
The default password is often 0000 , 1234 , or 123456 . Note: Change this immediately to secure your controller. Important Tips for Using the App Safely
Monitor the status of regenerative braking and speed settings as configured by the manufacturer.
What or setting are you trying to fix?
Connecting your vehicle to the app requires a Bluetooth-enabled Yuyang King controller or a compatible Bluetooth adapter.
: Start your vehicle or turn on the electronic door lock for the controller.
Never set the phase or bus current higher than what your specific battery BMS (Battery Management System) and motor can safely handle. Over-tuning will cause overheating, melted wires, or a fried controller. : Search for the official " Emotor "
Yuyang King (YYK) app is a specialized mobile application used to program and monitor high-power brushless DC (BLDC) motor controllers, commonly found in electric bikes, scooters, and motorcycles. It allows users to wirelessly adjust performance parameters like speed limits, acceleration, and regenerative braking via Bluetooth.