Video Tutorials
Step-by-step video guides from the CEMOTO team.
Video Tutorials
Step-by-step video guides from the CEMOTO technical support library. Every video is embedded and ...
Technical Guides — Video Library
CEMOTO publishes step-by-step assembly and troubleshooting videos. This page is the catalog; each...
Unboxing & Assembly
Unboxing & Assembling the B57A Folding eBike
Unfolding the frame, verifying the latch, fitting the stem and pedals, and folding it back down c...
Installing the D-Series Battery Side Guards
A handed pair of panels that protect the pack — and a fitting order that stops you cracking them....
Unboxing & Assembling the D02 Electric Dirt Bike
Crate to first ride: front wheel, handlebars, brake lever, footpegs, the pre-ride check, and the ...
Installing CEMOTO Pedals
Two minutes of work — provided you get the left-hand thread the right way round. Applies to: eBik...
Setup & Settings
Changing the Speed Unit from KM/H to MPH
One parameter — P02 — and the two settings people change by mistake instead. Applies to: D-series...
Resetting the CEMOTO Controller to Factory Settings
The FarDriver dongle procedure — and the cases where a reset is the wrong answer. Applies to: D-s...
How to Limit Speed on a CEMOTO Electric Dirt Bike
Three ways to cap the top speed — and what each one actually does. Applies to: D-series How to Li...
D-Series P-Setting Guide (P01–P17)
Every controller parameter, what it does, and the handful that cause real faults when set wrong. ...
Maintenance & Repair
Changing the Lock Set on a D02
Ignition lock replacement, the wiring checks to do while you are in there, and the 0-gear confusi...
Installing the Front Disc Brake — Step-by-Step
Caliper centering is the step that stops the brake dragging — and the one most often rushed. Appl...
Installing a CEMOTO Motor — Step-by-Step
Wiring orientation, phase order, mounting and the first-run checks that confirm you got it right....
Removing a CEMOTO Motor — Step-by-Step
Safe removal, and the inspection you should do while the motor is out. Applies to: D-series How t...
Wiring & Electrical
Error Code Fixes
Battery Not Charging — What to Check First
Work from the wall socket forward: outlet, charger, charge port, pack. Stop when you find the bre...
Brake Error E02 — Check These Before Replacing Parts
E02 is a signal fault, not a brake fault. The lever not returning fully is the usual cause — and ...
Low Voltage Error E06 — What to Check First
E06 usually means the pack is flat, the connections are poor, or it is simply cold — not that the...
Motor Error E07 — Motor & Wiring Troubleshooting
E07 rarely means the motor is dead. Phase connectors and the hall sensor plug are the usual culpr...
Throttle Error E08 — Check the Throttle Before Replacing Parts
A twist grip that does not return is far more common than a failed throttle unit. Applies to: D-s...
Controller Error E09 — Check These Before Replacing the Controller
Heat, voltage sag and a shorted phase all present as E09. The controller is the last suspect, not...
Front Light Error E13 — Don’t Swap the Headlight Yet
Connectors and water ingress cause E13 far more often than a failed headlight. Applies to: D-seri...
Horn Not Working — Check These Before Replacing Parts
A silent horn is usually the button or a loose connector, not the horn itself. Applies to: D-seri...
CEMOTO Won’t Turn On — What to Check First
Start with the 0-gear sequence. It is not a fault, and it catches out new owners constantly. Appl...