Technical Guides — Video Library
CEMOTO publishes step-by-step assembly and troubleshooting videos. This page is the catalog; each video has its own page in the Video Tutorials section, where the video is embedded inline with a short set of written notes.
Watch for the pattern. Several CEMOTO technical guides follow the same principle: check these before replacing parts. Most reported faults trace back to a connector, an adjustment or a charge state — not a failed component. Working through the checks saves both time and money.
Where to find the tutorials
All videos have dedicated pages with the player embedded inline and brief written notes:
| Section | Tutorials |
|---|---|
| Assembly | D02 dirt bike · B57A folding eBike · Pedals · Battery side guards |
| Setup | P-Setting guide · Speed unit · Limit speed · Controller reset |
| Error codes | E02 · E06 · E07 · E08 · E09 · E13 |
| Faults without a code | Horn not working · Battery not charging · Won't turn on |
| Maintenance | Motor installation · Motor removal · Front disc brake · D02 lock set |
| Electrical | Connecting the wires |
→ Go to the Video Tutorials index
The complete video catalog
Assembly guides
| Video | Applies to | Tutorial page |
|---|---|---|
| Folding eBike B57A — Unboxing & Assembly | B57A folding eBike | Assembly guide |
| Off-Road Electric Dirt Bike D02 — Unboxing & Assembly | D02 Classic, D02 Track | Assembly guide |
| How to Install a CEMOTO Motor — Step-by-Step Tutorial | D-series | Installation guide |
| How to Remove a CEMOTO Motor — Step-by-Step Tutorial | D-series | Removal guide |
| How to Install the Front Disc Brake on a CEMOTO Electric Dirt Bike — Step-by-Step Guide | D-series | Brake guide |
| How to Install CEMOTO Pedals | eBikes | Pedal guide |
| How to install the left and right battery side guards for the CEMOTO D series | D-series | Side guard guide |
| How to change the lock set on the D02 | D02 | Lock set guide |
Setup and configuration
| Video | What it covers | Tutorial page |
|---|---|---|
| D-Series P-Setting Guide in 20 Seconds | Controller parameter menu | P-Setting guide |
| Change Speed Unit from KM/H to MPH | Parameter P02 | Speed unit guide |
| How to Limit Speed on Your CEMOTO Electric Dirt Bike — Easy Setup Tutorial | Restricting top speed | Limit speed guide |
| How to Reset CEMOTO Controller to Factory Settings — FarDriver Tutorial | FarDriver default restore | Controller reset guide |
Technical support — error codes
| Video | Error code | Tutorial page |
|---|---|---|
| CEMOTO Battery Not Charging? What Would You Check First? | Charging fault | Charging diagnostics |
| CEMOTO E02 ERROR? Check THESE Before Replacing Parts! | E02 — Brake Error | E02 guide |
| CEMOTO E06 Error? What Would You Check First? | E06 — Low Voltage Protection | E06 guide |
| Cemoto E07 Error — Motor & Wiring Troubleshooting Guide | E07 — Motor Error | E07 guide |
| E08 Error — Check the Throttle Before Replacing Parts | E08 — Throttle Error | E08 guide |
| E09 Error — Check These Before Replacing the Controller | E09 — Controller Error | E09 guide |
| E13 Error? Don't Swap the Headlight Yet — Check This First | E13 — Front Light Error | E13 guide |
| CEMOTO Won't Turn On? What Would You Check First? | Power / start-up | Won't turn on |
| Horn Not Working — Check These Before Replacing Parts | Horn circuit | Horn guide |
| Would You Know How to Connect These Wires? | Wiring and connectors | Wiring guide |
Written reference: Display & Error Codes · Display & Settings
Written guides and articles
Beyond the video library, CEMOTO publishes written service guides covering a wide range of ownership, maintenance and repair topics. Where a topic matches a page in this documentation center, the corresponding page is linked.
Battery and electrical
Battery safety, charging, transport and disposal · battery storage temperature and charging practice · battery health testing · battery voltage and amp-hours explained · battery life planning before replacement · battery replacement cost · battery replacement connectors and compatibility · charger troubleshooting · charger compatibility checks · charging safety checklist · charging at the trailhead · removable vs integrated batteries · cold weather performance
→ Battery Care & Charging · Charging Faults · Battery Not Charging · Low Voltage E06
Motor, controller and display
Motor cut-outs under load · controller compatibility and upgrade · controller, display replacement and DIY repair · modular vs proprietary systems · wiring diagram and fault tracing · harness and connector compatibility
→ Motor & Controller Faults · Motor Error E07 · Controller Error E09 · Connecting the Wires · Display & Settings
Brakes, tires and suspension
Brake checks — inspect, test or stop riding · brake pad replacement and wear · brake fade · brake noise · hydraulic vs mechanical brakes · tire pressure and tire width trade-offs · tire types and tread selection · suspension setup
→ Brakes · Brake Error E02 · Front Disc Brake Installation · Tires, Wheels & Suspension
Maintenance and service
Maintenance schedule · maintenance log and repairs · brake, chain and drivetrain service · cleaning an electric dirt bike · pre-ride checklists · emergency kit and recovery kit · spare parts kits
→ Maintenance Schedule · Maintenance Log · Drive & Transmission · Cleaning & Storage · Pre-Ride Inspection · Spare Parts
Ownership, transport and storage
Transport and carriers · garage and apartment storage · charging and storage rules for apartments · theft prevention · insurance and registration checklists · paperwork, title and registration verification
→ Cleaning & Storage · Riding Laws & Compliance
Riding and performance
Range calculation and real-world range · speed factors · rider weight and range · heavier bike stability · suspension and torque on steep trails · riding drills · safety gear · first-ride preparation · riding in rain and snow · water resistance ratings · street tire vs knobby vs mixed surface
→ Range Calculator · Range & Performance · Rider Fit & Sizing · Riding Laws & Compliance