125cc Lifan 125 Wiring Diagram

If you own a 125cc Lifan 125 motorcycle, it’s important to have a good understanding of the wiring diagram. This diagram shows the electrical connections between different components of your motorcycle’s electrical system. In this article, we will provide a comprehensive guide on how to understand and use the wiring diagram for your 125cc Lifan 125 motorcycle.

What is a Wiring Diagram?

A wiring diagram is a graphical representation of an electrical circuit. It shows the physical layout of the circuit and the connections between different components. In the case of a motorcycle, the wiring diagram shows the electrical connections between the battery, ignition system, lights, and other components.

Understanding the wiring diagram for your 125cc Lifan 125 motorcycle is important if you plan to make any modifications or repairs to your bike’s electrical system. It can also be helpful if you’re experiencing electrical issues with your motorcycle.

Components of the Wiring Diagram

The wiring diagram for a 125cc Lifan 125 motorcycle includes several important components. These include:

Component Description
Battery The battery provides the electrical energy needed to start the motorcycle and power the electrical system.
Ignition System The ignition system is responsible for generating the spark needed to ignite the fuel in the engine.
Lights The lights on a motorcycle include the headlights, tail lights, and turn signals.
Charging System The charging system is responsible for recharging the battery while the motorcycle is running.

These components are connected in a specific way according to the wiring diagram.

Reading the Wiring Diagram

Reading the wiring diagram for your 125cc Lifan 125 motorcycle can seem daunting at first, but with a little practice, it becomes much easier. Here are some tips to help you get started:

Tip #1: Study the Key

The key is a legend that explains the symbols used in the wiring diagram. Spend some time studying the key before attempting to read the diagram.

Tip #2: Follow the Circuits

Start by following a single circuit from the battery to its endpoint. Once you understand how one circuit works, move on to another circuit. Following the circuits in this way will help you understand how the different components are connected.

Tip #3: Take Notes

Take notes as you read the wiring diagram. Write down which components are connected to each other, and how they are connected. This will make it easier to understand the diagram as a whole.

Tip #4: Use Color Coding

Color coding can be a helpful tool when reading the wiring diagram. If possible, use colored pencils or markers to trace the circuits on the diagram.

Frequently Asked Questions

How do I troubleshoot electrical issues with my 125cc Lifan 125 motorcycle?

Start by examining the wiring diagram for your motorcycle. Look for any obvious issues, such as broken wires or loose connections. Check the battery for voltage, and test the ignition system. If you’re still having issues, it may be best to take your motorcycle to a professional mechanic.

Can I use the wiring diagram to make modifications to my 125cc Lifan 125 motorcycle?

Yes, the wiring diagram can be helpful if you’re planning to make modifications to your motorcycle’s electrical system. However, it’s important to be careful when making modifications, and to follow the wiring diagram closely.

Where can I find a wiring diagram for my 125cc Lifan 125 motorcycle?

You can find a wiring diagram for your motorcycle in your owner’s manual. If you don’t have an owner’s manual, you may be able to find a diagram online. Make sure you’re using a diagram that is specifically designed for your make and model of motorcycle.


The wiring diagram is an essential tool for anyone who owns a 125cc Lifan 125 motorcycle. By understanding how the different components are connected, you can troubleshoot electrical issues and make modifications to your bike’s electrical system. With a little practice, reading and using the wiring diagram will become second nature.