Get to Know the Different Types of Car Ignition Systems

Ignition systems play a crucial role in the functioning of a car’s engine. They are responsible for igniting the fuel and air mixture in the engine’s cylinders, which powers the vehicle. When it comes to cars, there are several different types of ignition systems available. In this article, we will discuss the different types of car ignition systems to get a better understanding of how they work.

H1: Contact Breaker/Points System

The contact breaker system, also known as the points system, was one of the earliest types of ignition systems used in cars. This system consists of a distributor, coil, and a set of points that open and close to generate the spark needed to ignite the fuel. When the engine turns over, the camshaft rotates and opens and closes the points, which sends a high voltage current to the spark plugs, igniting the fuel.

H1: Electronic Ignition System

The electronic ignition system replaced the contact breaker system in the 1970s. This system uses an electronic control unit (ECU) that controls the timing of the spark and eliminates the need for points. The ECU uses a sensor to determine when the piston is at the top of its compression stroke, which is when the spark needs to be delivered to ignite the fuel.

H1: Distributorless Ignition System (DIS)

The distributorless ignition system, as the name suggests, eliminates the distributor found in traditional ignition systems. Instead, this system has a separate ignition coil for each spark plug that is controlled by the engine control module (ECM). The ECM determines when to send a spark to each cylinder, based on input from various sensors on the engine.

H1: Coil-On-Plug Ignition System (COP)

The coil-on-plug ignition system is similar to the distributorless ignition system, but instead of having a separate coil pack for each spark plug, the ignition coil is mounted directly on top of the spark plug. This eliminates the need for spark plug wires and can improve the ignition system’s performance.

H1: Direct Ignition System (DIS)

The direct ignition system is similar to the coil-on-plug system, but instead of having a separate ignition coil for each spark plug, this system has a single ignition coil that is mounted directly on the engine’s cylinder head. The spark plugs are connected directly to the ignition coil, which eliminates the need for high-tension spark plug wires.

H1: Conclusion

In conclusion, there are several different types of ignition systems used in cars today. Each of these systems has its advantages and disadvantages, and the choice of which system to use depends on the particular application. Knowing the different types of ignition systems and how they work can help you make an informed decision about which system is best for your vehicle.

H2: FAQ

1. What is the purpose of a car’s ignition system?
   The ignition system is responsible for igniting the fuel and air mixture in the engine’s cylinders, which powers the vehicle.

2. Why were contact breaker systems replaced with electronic ignition systems?
   Electronic ignition systems are more reliable and accurate than contact breaker systems, making them a better choice for modern vehicles.

3. What is the advantage of the distributorless ignition system over traditional ignition systems?
   The distributorless ignition system eliminates the need for a distributor and can improve performance.

4. How does the coil-on-plug ignition system differ from the direct ignition system?
   The coil-on-plug system has a separate ignition coil for each spark plug, while the direct ignition system has a single coil that is mounted on the engine’s cylinder head.

5. Which type of ignition system is best for my car?
   The best type of ignition system for your car depends on the make and model of your vehicle, as well as your driving habits and needs.

6. What are some common signs of ignition system failure?
   Common signs of ignition system failure include difficulty starting the engine, misfires, stalling, and poor fuel economy.

7. Can I replace my car’s ignition system myself?
   Replacing the ignition system requires specialized tools and knowledge, and it is usually best left to a professional mechanic.

H2: References

• “How Car Ignition Systems Work,” HowStuffWorks, accessed February 16, 2021, https://auto.howstuffworks.com/ignition-system1.htm
• “Types of Ignition Systems,” AutoZone, accessed February 16, 2021, https://www.autozone.com/landing/page.jsp?name=types-of-ignition-systems
• “The Pros & Cons of Different Types of Ignition Systems,” Mark Simpson, February 17, 2021, https://www.carcoversdirect.com/resources/the-pros-cons-of-different-types-of-ignition-systems/

Thanks for reading!