In internal combustion engines, exhaust gas recirculation (EGR) is a nitrogen
oxide (NOx) ... By 1973, an EGR valve controlled by manifold vacuum opened or
closed to admit exhaust to the intake trac...
Jul 12, 2014 ... The EGR, or Exhaust Gas Recirculation system, is one of the most ... Making sure
that the valve is in optimal condition is essential to the truck's function. As a truck
owner, it's important that you keep the EGR valve in good ...
www.ask.com/youtube?q=Function of the EGR Valve&v=ud60NZuma-A
Dec 31, 2013 ... More technical help available: https://mercedessource.com/problems/e... Kent
explains the function of an EGR valve and how to test one using ...
If not, learn how to clean EGR valve in 7 steps. ... While there is no conclusive
way of testing EGR function at home, you can always remove and shake it.
Exhaust Gas Recirculation/EGR Valve Replacement costs between ... If the
vacuum hoses are cracked (leaking), the EGR valve will not function properly.
The exhaust gas recirculation valve (EGR) is perhaps one of the most
misunderstood parts found under the hood of a modern automobile. Designed to
Most early EGR valves were vacuum-operated. A vacuum diaphragm opened
and closed a valve, allowing and cutting off exhaust flow. An early refinement
When the engine is idling, the EGR valve is closed and there is no EGR flow into
... that the control function occurs when backpressure goes down instead of up.
The EGR valve is a crucial part of your car's emission control system. Find out
what it does and when to replace or repair it.
Function. Exhaust gas recirculation (EGR) is a tried and tested method of ... with
an electric changeover valve, the EGR valve simply has an open/close function.