Mitsubishi Eclipse is a sports compact car manufactured by Mitsubishi from 1989 to 2011. Many Eclipse owners want to upgrade or repair the wiring system for better performance and safety. In this article, we will provide a comprehensive guide on Mitsubishi Eclipse wiring diagram, including tables and frequently asked questions (FAQs).
1. Introduction
Mitsubishi Eclipse wiring diagram is a schematic representation of the electrical connections and components of the car. It shows how the wires are connected to each other and to the various components such as the battery, alternator, ignition switch, lights, stereo, and other accessories. The wiring diagram is essential for troubleshooting electrical problems, installing or upgrading electrical components, and understanding the overall electrical system of the car.
In this guide, we will cover the following aspects of Mitsubishi Eclipse wiring diagram:
1. Introduction
2. Electrical System Overview
3. Wiring Diagram Symbols
4. Eclipse Wiring Diagrams
5. Frequently Asked Questions (FAQs)
2. Electrical System Overview
The Mitsubishi Eclipse electrical system consists of a 12-volt battery, alternator, starter motor, ignition switch, fuses, relays, wiring harnesses, and various electrical components such as lights, stereo, and sensors. The battery provides the initial power to start the engine and also powers the electrical accessories when the engine is off. The alternator generates electricity when the engine is running and charges the battery. The starter motor cranks the engine to start it, and the ignition switch controls the power to the ignition system.
The electrical system is divided into various circuits such as the charging system, starting system, lighting system, cooling system, and so on. Each circuit has its own set of wires and components, and the wiring diagram shows how they are connected to each other.
3. Wiring Diagram Symbols
The Mitsubishi Eclipse wiring diagram uses various symbols to represent the electrical components and connections. Some of the common symbols used in the wiring diagram are:
| Symbol | Description |
|---|---|
| Battery | A 12-volt battery |
| Alternator | A generator that produces electricity |
| Starter motor | A motor that cranks the engine to start it |
| Ignition switch | A switch that controls the power to the ignition system |
| Fuse | A safety device that protects the electrical components from damage due to overcurrent |
| Relay | An electrical switch that is controlled by another electrical signal |
| Wire | Electrical conductor that connects the components |
| Ground | A connection to the metal body of the car that provides a return path for the current |
4. Eclipse Wiring Diagrams
The Mitsubishi Eclipse wiring diagram is available in various sources such as repair manuals, online forums, and official websites. The wiring diagram may differ depending on the model year, trim level, and options. It is important to obtain the correct wiring diagram for your particular Eclipse to avoid confusion and mistakes.
The wiring diagram is usually divided into several pages or sections, each showing a specific circuit or component. The pages are usually labeled with the circuit or component name, such as “Charging System”, “Starting System”, “Lighting System”, and so on. Each page may have a legend or key that explains the symbols used in the diagram.
4.1 Charging System
The charging system circuit of the Mitsubishi Eclipse wiring diagram shows how the alternator, battery, and regulator are connected. The alternator generates electricity when the engine is running and charges the battery. The regulator controls the voltage and current output of the alternator. The wiring diagram also shows the connection of the alternator to the engine and the battery to the chassis ground.
4.2 Starting System
The starting system circuit of the Mitsubishi Eclipse wiring diagram shows how the starter motor, battery, and ignition switch are connected. The starter motor cranks the engine to start it. The ignition switch controls the power to the starter motor. The wiring diagram also shows the connection of the starter motor to the engine and the battery to the chassis ground.
4.3 Lighting System
The lighting system circuit of the Mitsubishi Eclipse wiring diagram shows how the lights, switch, and relay are connected. The lights include headlights, taillights, turn signals, and brake lights. The switch controls the power to the lights. The relay is an electrical switch that is controlled by another electrical signal. The wiring diagram also shows the connection of the lights to the battery and the chassis ground.
4.4 Stereo System
The stereo system circuit of the Mitsubishi Eclipse wiring diagram shows how the stereo, amplifier, and speakers are connected. The stereo includes a radio and CD player. The amplifier boosts the power of the audio signal. The speakers reproduce the sound. The wiring diagram also shows the connection of the stereo to the battery and the chassis ground.
5. Frequently Asked Questions (FAQs)
5.1. How to read the Mitsubishi Eclipse wiring diagram?
The Mitsubishi Eclipse wiring diagram may look complicated at first glance. However, with some practice and understanding of the symbols and circuitry, it becomes easier to read and interpret. The key to reading the wiring diagram is to follow the current flow and trace the wires from one component to another. It is also important to know the function of each component and how it interacts with the other components.
5.2. What are the common electrical problems in Mitsubishi Eclipse?
The Mitsubishi Eclipse may experience various electrical problems such as dead battery, faulty alternator, starter motor, ignition switch, blown fuses, bad relays, and wiring issues. These problems may result in the car not starting, lights not working, stereo malfunctioning, and other electrical failures. It is important to diagnose and fix these problems as soon as possible to avoid further damage and safety hazards.
5.3. Can I upgrade the electrical system of my Mitsubishi Eclipse?
Yes, you can upgrade the electrical system of your Mitsubishi Eclipse to improve its performance and safety. Some of the popular upgrades include installing a high-output alternator, upgrading the battery, adding an aftermarket stereo, and upgrading the lighting system. It is important to follow the correct wiring diagram and use quality components to ensure proper installation and functionality.
5.4. How much does it cost to repair or upgrade the electrical system of Mitsubishi Eclipse?
The cost of repairing or upgrading the electrical system of Mitsubishi Eclipse may vary depending on the extent of the problem and the type of upgrade. The cost of labor and parts may also vary depending on the location and availability. It is recommended to obtain a quote from a reputable mechanic or shop before proceeding with the repair or upgrade.
In conclusion, the Mitsubishi Eclipse wiring diagram is an essential tool for understanding and troubleshooting the electrical system of the car. It is important to obtain the correct wiring diagram for your particular Eclipse and use it as a guide for repairs and upgrades. If you have any further questions or concerns, please consult a qualified mechanic or specialist.
