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Troubleshooting

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How to Help Us Help YouOur support team is committed to resolving your concern as quickly as possible. Providing the ...
TruMoto App & Controller Troubleshooting Guide
TruMoto App & Controller Troubleshooting GuideI'm Having Trouble With My TruMoto App or ControllerIf you're experienc...
ETM RTR / ETM RTR Lite / RTR XL / RTR Alpha / Rizzler Troubleshooting Guide
 ETM RTR / ETM RTR Lite / RTR XL / RTR Alpha / Rizzler Troubleshooting Guide v1.5 SymptomsPossible CausesRecommended ...
My Brakes are locking up
OverviewIf your brakes are dragging or locking up, your brake lever freeplay may be out of spec.Proper freeplay ensur...
How do I replace the brake lever on my ETM RTR?
Remove 2mm set screw from the pivot point on the brake leverUsing a punch, tap the silver pin downwards, it will exit...
How to center your brake caliper on your brake rotor
To center your brake caliper: 1. Loosen the 2 bolts shown below so that they're hand tight2. Firmly press the brake l...
Troubleshooting your 12v DCDC / Headlight Kit
OverviewIf your headlight kit is not working as expected, this guide will walk you through the most common causes and...
Controller, Throttle, and Harness Safety Triage
Use this guide for no throttle response, intermittent power, error codes, sparks, or damaged wiring.This guide does n...
Customer Battery Troubleshooting and Safety Guide
Use this guide for a battery that will not charge, will not power the vehicle, cuts out under load, or appears to pro...
My bike chain keeps breaking at the master link
When installing the master link on a chain the position of the master link clip in regards to the rotation of the cha...
How do I remove the motor from my ETM RTR?
To remove the motor:1. Remove your battery2. Key on the bike to discharge any stored voltage in the controller3. Remo...
How do I remove the controller from the ETM RTR?
Your controller looks like this:  Note: Depending on your model, it may be slightly different, but all OEM controller...
Brakes squeaking? Make sure you bed your brakes in!
🏁 Dirt Bike Brake Pad Bedding Procedure✅ Step 1: Find a Safe AreaFlat road, empty parking lot, or long dirt roadNo tr...
I'm not able to connect my bike to the TruMoto App.
I'm Not Able to Connect My Controller to the TruMoto AppOverviewThe most common reason a controller will not connect ...
Why is my battery charge dropping rapidly on my bike?
The ETM RTR Display reads its SOC (State of Charge) based on current battery voltage. Under load there is a phenomeno...
Why does the charger "Pap" when I connect it to the battery?
That little “pop / snap / pap” when you plug a 72V charger into a 72V battery is almost always inrush current. Totall...
My powertrain kit is not powering on
🔌 1. Check All Connections Ensure all connectors (battery to controller, controller to motor, throttle, display, etc...
The bike is stuttering or cutting out when on a stand when pinning the throttle
With sinusoidal motor control and field weakening it is not abnormal to experience oscillations without any load appl...
SB-1626
Service Bulletin: Rizzler Controller Harness Replacement Subject: Controller Failure Risk: Main Harness Replacement f...