ENGWE-BIKES EP-2 - User Manual

Questions and Answers

V
vincent50Jul 29, 2025
What to do if my ENGWE-BIKES Bicycle won't turn on?
- A
  Audrey TurnerJul 29, 2025
  If your ENGWE-BIKES Bicycle won't turn on, there are several potential causes. First, ensure the battery is turned on. If it is, check if the battery is out of power and fully charge it. The battery may also be aging or damaged, requiring a replacement. Other possible causes include poor contact of the display line, which can be resolved by reconnecting the display, failure of the computer, or failure of the controller, both of which would need replacing.
B
Benjamin JarvisAug 4, 2025
Why is my ENGWE-BIKES EP-2 Bicycle mileage inadequate after a full charge?
- R
  Roger KnoxAug 4, 2025
  If your ENGWE-BIKES Bicycle's mileage is noticeably reduced after a full charge, several factors could be responsible. Ensure that the tire pressure is adequate by inflating the tires. The charger may be faulty and require repair. The battery might not be fully charging, which would require examining and repairing the controller. The controller itself could be failing and need replacement, or the battery could be aging or damaged, necessitating a replacement. Also, check if the e-Bike has been well assembled and re-adjust it if needed. Other factors include too much upgrade road, strong wind, bad road, overweight, too many braking times, temperature is too low.
J
Jon RollinsAug 10, 2025
Why can't I adjust the speed on my ENGWE-BIKES Bicycle?
- T
  Tonya WagnerAug 10, 2025
  If you cannot adjust the speed on your ENGWE-BIKES Bicycle, it could be due to several reasons. The battery's voltage might be too low, so fully charge the battery. Another cause could be a damaged throttle governing bar, which would need to be replaced. Also, it could be poor contact of the controlling line or spring failure or being locked that requires to replace the spring.
B
Bruce BishopAug 16, 2025
What to do if the wheel hub stops running on my ENGWE-BIKES EP-2 after switching on the power?
- M
  Michael RodriguezAug 16, 2025
  If the wheel hub stops running after switching on the power, the connection of the battery might be loose, so try reconnecting it. Alternatively, there could be poor contact of the controlling line, requiring replacement of the connection line. The connection of the wheel hub may be loose or damaged. Also, the protective board of the battery might be broken and need replacement.
I
Ian SmithAug 22, 2025
What to do if the display doesn’t light up on my ENGWE-BIKES Bicycle?
- A
  annepowellAug 22, 2025
  If the display on your ENGWE-BIKES Bicycle doesn’t light up, it is likely due to poor contact of the display line. Reconnecting the display line should resolve this issue.

Summary

IMPORTANCE

General Safety Precautions

Essential safety measures for operating the e-bike, covering electrical safety, supervision, and proper usage.

Safety and Legal Compliance

Laws for Battery-Operated Bicycles

Guidance on adhering to local regulations for battery-operated bicycles on public roads and parks.

Bicycle Laws Applicability

Information on how general bicycle laws, like helmet use, apply to e-bikes.

Lithium-ion Battery Technology

Overview of the e-bike's advanced, lightweight lithium-ion battery technology.

First Ride Guidance

Crucial advice for new riders on handling the e-bike's faster acceleration and power assist.

Assembling Your New E-Bike

Component Identification

Visual guide to identify all parts of the e-bike for assembly.

Package Contents Check

Verifying that all components are present and undamaged upon receiving the e-bike.

Handlebar Assembly

Step-by-step instructions for attaching the handlebar subassembly to the main frame.

Front Wheel and Fender Installation

Guide for mounting the front wheel fender and front light.

Front Wheel & Brake Adjustment

Instructions for installing the front wheel and adjusting the front brake for safe operation.

Seat and Pedals Installation

Steps for attaching the seat and pedals, and inflating tires.

Battery Charging Procedure

How to properly charge the e-bike battery for initial use.

Operating Your New E-Bike

Initial Riding Experience

Recaps crucial safety advice for the first ride, emphasizing careful acceleration.

Pedal-Assisted Mode

Explains how the pedal-assist system works and how to use it effectively.

Advanced Features (I-ERS, Cruise Control)

Details on Intelligent Energy Recovery System, Cruise Control, and auto-headlight for ENGINE Pro models.

Hand Throttle Control

How to use the hand throttle for power assist and speed control.

Charging Your E-Bike Battery

Comprehensive guide on charging the lithium-ion battery safely and efficiently.

Removing the Battery

Instructions on how to safely remove the battery for charging or security.

Maximizing Riding Range

Tips and factors affecting battery range and how to extend it.

Care and Maintenance

General E-Bike Care

Basic cleaning, lubrication, and storage advice for maintaining the e-bike.

Battery and Charger Care

Specific instructions for the proper care and handling of the battery and its charger.

E-Bike Specifications

Safety Precautions

Battery Safety Guidelines

Critical safety rules for handling, charging, and storing the e-bike battery.

Battery Charger Safety

Important safety measures for using the battery charger to prevent hazards.

General Electrical Safety

Warnings and precautions related to cables, plugs, and electrical connections.

Troubleshooting Common Issues

E-Bike Not Turning On

Diagnosing and resolving issues when the e-bike fails to power up.

Pedal Assist System Faults

Troubleshooting problems with the pedal assist not engaging or functioning correctly.

Gear and Brake Malfunctions

Solutions for issues related to gears not shifting properly or brakes not working well.

Display and Speed Issues

Addressing problems with the display not lighting up or the e-bike speed being too low.

Inadequate E-Bike Mileage

Identifying causes and solutions for reduced riding range after a full charge.

Wheel Hub Stopping Problem

Resolving issues where the wheel hub stops running after switching on the power.

ENGWE-BIKES EP-2 Specifications

General

Max Speed	45 km/h (28 mph)
Frame Material	Aluminum alloy
Wheel Size	20 inches
Tires	20 x 4.0 inch fat tires
Load Capacity	150 kg (330 lbs)
Suspension	Front suspension fork
Display	LCD display
Motor	750W
Battery	48V 12.8Ah
Gears	7-speed

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