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The most common symptoms of a bad exhaust gas recirculation valve are rough or misfiring idle, detonation, stalling and hard starting. The EGR valve is a component of an automobile...

EGR Valve Symptoms
The Exhaust Gas Recirculation (EGR) valve systems, first added to cars in 1973, reduce the formation of NOx gas by vehicles. The process involves allowing a small amount of exhaust into the intake manifold to cool the combustion temperature. This reduces... More »
Difficulty: Easy
Source: www.ehow.com

Faulty EGR Valve Symptoms and EGR Valve Cleaning - EnkiVillage

www.enkivillage.com/egr-valve.html

EGR Valve is important for a vehicle. Get to know what it is and know whether it is in good condition. If not, learn how to clean EGR valve in 7 steps.

Bad EGR Valve Symptoms and What to Do About Them - Dan Ferrell

danferrell.hubpages.com/hub/Bad-EGR-Valve-Symptoms-and-What-to-Do-About-Them

Jan 21, 2015 ... Bad EGR valve symptoms are not always characteristic of this component or its system. But recognizing more than one of its symptoms can ...

autorepair.about.com/cs/generalinfo/l/bldef_165.htm
The valve is located on the intake manifold, and opens a small passageway between the exhaust and intake manifold to allow a metered amount of exhaust to flow back into the engine. If the valve sticks shut (or is disconnected), NOX emissions will soar and detonation wi... More »

DIAGNOSTICS: Troubleshooting EGR Problems - Fuel Pump U

www.fuelpumpu.com/news-diagnostics-troubleshooting-egr-problems

Since some of these symptoms could mimic problems with the fuel delivery system, ... Misfiring or rough idle – This happens when your EGR valve fails to close, ...

What Are the Symptoms of a Bad EGR Valve? | eHow

www.ehow.com/about_6157262_symptoms-bad-egr-valve_.html

Exhaust gas recirculation systems aren't exactly the most glamorous systems in the average car, but they do perform several very important jobs. An EGR might ...

exhaust gas recirculation (EGR) valve - Auto Diagnosis Repair Help

www.aa1car.com/library/egr.htm

Most older EGR systems use a vacuum regulated EGR valve while newer ... The symptom here would be excessive NOx emissions and possible pinging or ...

Bad EGR Valve Symptoms - Buzzle

www.buzzle.com/articles/bad-egr-valve-symptoms.html

Mar 19, 2015 ... If you suspect an exhaust gas recirculation (EGR) valve failure, one way of confirming it is to look for some indirect symptoms. In this Buzzle ...

How Do You Identify Problems Associated With The EGR Valve ...

pacbrake.com/how-do-you-identify-problems-associated-with-the-egr-valve/

Jul 12, 2014 ... The EGR, or Exhaust Gas Recirculation system, is one of the most important components in any automobile engine. Understanding how it ...

Popular Q&A
Q: EGR Valve Symptoms in an Altima.
A: Rough Idle/ Stalling. If the EGR valve in the Altima is stuck in its open position it may cause the vehicle's engine to run rough when idling. The vehicle may a... Read More »
Source: www.ehow.com
Q: EGR Valve Symptoms.
A: When the car is running but not moving, the engine idle will be rough. This is a sign that the valve is stuck open. During idle, there is no EGR flow into the m... Read More »
Source: www.ehow.com
Q: Sticking EGR Valve Symptoms.
A: The exhaust gas recirculation (EGR) valve is an integral part of a vehicles emissions control systems. It operates under the premise of lowering combustion cham... Read More »
Source: www.ehow.co.uk
Q: EGR Valve Symptoms.
A: The Exhaust Gas Recirculation (EGR) valve systems, first added to cars in 1973, reduce the formation of NOx gas by vehicles. The process involves allowing a sma... Read More »
Source: www.ehow.co.uk
Q: What are the symptoms of a stuck EGR valve?
A: Answer could have: Check engine light, rough run, stall, poor fuel miliage. Answer Also loss of power and pinging sound under loads such as hills or acceleratio... Read More »
Source: wiki.answers.com