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HomeEmission Control Systems

Emission Control Systems

Modern vehicle emission control systems are designed to reduce pollution while maintaining efficiency. This category explains how the computer manages harmful gases. And how you can troubleshoot “Emissions Fail” results to keep your car legal and efficient.

Catalytic Converter - Failure Signs And Testing - Learn The Basics
Exhaust Emission Control

Catalytic Converter – Failure Signs And Testing – Learn The Basics

10/03/2025
So, a catalytic converter, is a device used to reduce the emissions, from an internal combustion engine. Consequently, the catalytic converter works, by breaking down unburned gases, left over by the combustion process. And, requires […]
Air Injection System (AIS) - Air Pump - Function, Types, Failure
Exhaust Emission Control

Air Injection System (AIS) – Air Pump – Function, Types, Failure

09/08/2025
The air injection system (AIS), is actually part of the car’s exhaust system. Since no internal combustion engine is 100% efficient, there will always be some unburned fuel in the exhaust. As a result, the […]
Emission Control Systems - What Are They - How Do They Work
Emission Control Systems

Emission Control Systems – What Are They – How Do They Work

06/04/2025
Emission control systems help control fuel fumes, while cleaning engine producing exhaust gases. So, emission control systems, have been efficient in reducing air pollution, caused by automotive engines. And, emission control systems, depend on a […]
PCV Valve in The Valve Cover
Crankcase Emission Control

PCV Valve System: This Is Where Crankcase Gases Get Recycled

08/27/2024
So, the PCV valve system, is one of the oldest and most used emission control devices, in today’s engines. And, although its name might sound very complicated, it is a very simple device. The PCV Valve […]
PCV Valve With No Hose On It
Crankcase Emission Control

PCV Valve: How Does It Work, Failure Signs, How To Test It

08/26/2024
Knowing how the PCV valve actually works, is the first step in diagnosing a bad or failing one. When your engine is running, thousands of powerful explosions take place, to release the fuel energy. But, […]
Positive Crankcase Ventilation (PCV) System: What Does It Do
Crankcase Emission Control

Positive Crankcase Ventilation (PCV) System: What Does It Do

08/25/2024
First of all, the (PCV) System is the short form or common name, for the Positive Crankcase Ventilation (PCV) System. So, the Positive Crankcase Ventilation (PCV) system, is basically a one way passage. And, is […]
(PCV) Valve on engine
Crankcase Emission Control

(PCV) Valve: Major Problems From Lack Of Regular Maintenance

08/23/2024
Replacing a (PCV) valve, isn’t difficult. But, sometimes accessing it can be a struggle, depending on your vehicle. So, most people don’t realize how important regular maintenance is, on your (PCV) system. And, then only […]
No Picture
Crankcase Emission Control

(PCV) System: One Of The Biggest Causes, Of Engine Oil Sludge

08/22/2024
Did you know the most common problem, in the (PCV) system, is a plugged up (PCV) valve. Another problem, is a lack of air flow, to carry vapors, away from the crankcase. Because, without air […]
Exhaust Gas Recirculation on engine
Exhaust Emission Control

Exhaust Gas Recirculation: Types, Failure, Cleaning, Replacement

08/21/2024
The exhaust gas recirculation (EGR) valve, does exactly what the name implies. It circulates, exhaust gas, for a second time. So, exhaust gas recirculation (EGR) valves, do not normally require maintenance. But, they can become […]
(EGR) Valve Location on Engine
Exhaust Emission Control

(EGR) Valve: Common Problems And Troubleshooting Procedures

08/20/2024
The (EGR) valve system, is designed to help minimize, harmful oxides of nitrogen in the air we breath. To help do this, the (EGR) valve allows, a calibrated amount of exhaust gas, to reenter the […]

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