Egr valve

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rich201283
Posts: 42
Joined: 29 Jul 2003, 01:50
Location: United Kingdom
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Egr valve

Post by rich201283 »

What does the egr valve do? can it stick open and is there any solenoids go to it?

My peugeot 406dt r reg is makeing a loud suction noise from the egr valve are and strugleing to start when the brown wire on the pump is connected.

If i pull the brown wire off the suction noise is not there and it starts a little better.
Stuart McB
Posts: 1635
Joined: 03 Oct 2003, 00:50
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Post by Stuart McB »

ERG=exhaust gar recurculation valve. It redirects gas from the engine back into the combustion chamber to be re-burnt. I'm not sure about Pugs but on older Vauxhall Astra's they can stick either open or closed. Usually fixed by removing and cleaning again only on Vauxhalls. Hope this helps.
The wifes got a C4 I've got a ZX TD SX!!!!
ralph
Posts: 265
Joined: 14 Jul 2003, 15:46
Location: Bradford, West Yorkshire
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Post by ralph »

Worth doing a search on this - the general consensus among forum members is they're better off disabled.
I've disconnected the vacuum pipe to the EGR on my Xsara, which means it can't open.
EGRs cause carbon build-up in the inlet manifold etc over time.
2000 Clio 1.2 8-valve
1993 Mercedes 190E
2007 Honda FRV diesel
1998 Xsara TD, 293K - gone but not forgotten.
205s, 405, ZXs all loved and crushed.
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