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HomeEmission Control Systems

Emission Control Systems

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(O2) Oxygen Sensor
Emission Control Systems

(O2) Oxygen Sensor: Function – Failure Symptoms – With Testing

03/10/2025

The, (O2) Oxygen Sensor, measures the difference, between the amount of (O2) in the exhaust gas. And, the amount of (O2) in air. So, with that information and other sources, the (ECU) can decide, whether […]

PCV Valve in The Valve Cover
Emission Control Systems

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
Emission Control Systems

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
Emission Control Systems

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
Emission Control Systems

(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
Emission Control Systems

(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 EGR - Failure, Cleaning, Replacement
Emission Control Systems

Exhaust Gas Recirculation EGR – 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 […]

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