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This guide explains how to safely swap electric scooter controllers to determine whether a motor issue is caused by a faulty controller or a damaged motor.

You will learn how to swap phase wires and Hall sensor wires, perform controller self-learning correctly, and interpret wheel behavior after learning.

This step-by-step technical guide is designed for dual motor electric scooters and helps prevent misdiagnosis and unnecessary part replacement.

This technical guide explains how to troubleshoot electric scooter RGB ambient light issues. Learn how to diagnose problems with the dual function switch, RGB remote, wiring harness, step-down converter, and LED light strips step by step.

This guide explains how to use the 25 km/h speed limiter remote included with HALO KNIGHT electric scooters. Learn how to activate or remove the speed limit, understand the difference between the limiter and ECO/TURBO mode, and ride legally under European regulations.

This troubleshooting guide explains common electric scooter display error codes used on HALO KNIGHT scooters, including QS, Panda, Smart LCD, and T104 (2025) LED displays. Learn what each error code or warning icon means and when to contact official support.

Learn how to measure electric scooter battery voltage safely and correctly with this HALO KNIGHT troubleshooting guide. This step-by-step tutorial explains how to identify charging and discharge cables, use a multimeter, and check normal voltage ranges for different HALO KNIGHT scooter models.

Learn how to change the display unlock password on HALO KNIGHT’s 2025 electric scooter models equipped with the LCD Central Display + NFC system. This step-by-step guide shows you how to access the settings menu, enter your original code, and set a new secure password to enhance your scooter’s protection.