72V ONYX Alarm Fob Guide
This post explains how to use the ONYX alarm key fob to power your bike on and off, arm and disarm the alarm, and replace the battery when needed.
It covers:
- Button layout and basic functions
- Powering the bike on and off
- Arming and disarming the alarm
- Important system behavior notes
- Battery replacement instructions
Start with the quick overview below, then use the later sections for step‑by‑step details.
Simple Overview
Your ONYX key fob can:
- Turn the bike on
- Turn the bike off (standby)
- Arm the alarm
- Disarm the alarm
Each bike includes two key fobs.
Note:
- The fob places the bike into standby. It does not fully disconnect the battery.
Key Fob Button Layout

Important System Notes
- The key fob does not fully cut power to the bike. The alarm and clock remain active in standby mode.
- If the main battery is removed or fully powered off, it must be restored before the key fob will work again.
Turning Off the Alarm and Powering On
Step 1 – Disarm the Alarm
- Press Unlock once
- Listen for the confirmation chirp
Step 2 – Power On the Bike
- Press the Bolt button twice
- Dash and running lights should turn on immediately
- Throttle power switch must be in the ON position
Powering Off to Standby
- Press Unlock once
- Listen for the confirmation chirp
- Dash and running lights turn off
This places the bike into standby mode.
Arming the Alarm
- Make sure the bike is powered off and in standby
- Press Lock once
The alarm is now active.
Key Fob Battery Replacement
The key fob uses a CR2032 battery.
To replace it:
- Use a small flathead screwdriver
- Gently remove the two chrome side pieces
- Start at the bottom seam and open the case
- Replace the battery
- Reassemble the housing
