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EGR Valve

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Old Jan 22, 2010 | 07:16 PM
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From: Guatemala
EGR Valve

how i can eliminate egr valve on 03 lancer ES
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Old Jan 22, 2010 | 08:58 PM
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From: Creswell, OR
Get an evo ecu hooked up, program it out, and plug up the holes. Thats about the only way to properly get around it. You could just rip it off and plug it but you'll throw cels and the car will run funny.
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Old Jan 23, 2010 | 06:53 AM
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another way maybe with ecuflash,the problem is not plug up the holes. is the cels code p0401
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Old Jan 23, 2010 | 07:38 AM
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I have the same code
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Old Jan 26, 2010 | 04:52 PM
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You cant remove the egr via ecuflash for our lancer ecus. They havent defined the code in the ecu to facilitate removing the egr from our cars. I know there are a couple people that have just plugged the holes, but this is like a band-aid approach and is not good for our cars when the ecu is wanting the egr to work and it isnt.
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Old Feb 11, 2010 | 07:15 AM
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I solved the code p0401, only cleaning the egr valve, no more need eliminate the valve

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Old Oct 2, 2010 | 11:16 AM
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Can someone tell me where the EGR valve is located with a picture? I am not sure if its the circular device mounted on the TB or somewhere else down below.
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Old Oct 2, 2010 | 02:35 PM
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From: Austin, Tx
Originally Posted by Seifer780
Can someone tell me where the EGR valve is located with a picture? I am not sure if its the circular device mounted on the TB or somewhere else down below.
by circular do you mean the thing that sits right on the throttle body is is sorta gold in color. That's for cruise control, so it's not the egr. Best pics or description i know of are in the manuals that senate has posted...I'll link them in a second.

https://www.evolutionm.net/forums/la...able-here.html
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Old Dec 5, 2010 | 03:34 PM
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So I've noticed the following things regarding my car:

It's difficult to start when warm, but not when cold.
The MIL light often comes on; I know its for the EGR Valve
The acceleration isn't as peppy as it rightfully should be.
It burns at least a quart if not more per 3,000 miles.
The idle is somewhat rough at stoplights, but not threatening.


Who thinks that this is pretty much all caused by the EGR Valve? I'm already planning on cleaning/replacing it, but I'm allowing anyone with experience to chime in and validate what I already believe to be true.
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Old Dec 6, 2010 | 09:31 AM
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Originally Posted by Seifer780
So I've noticed the following things regarding my car:

It's difficult to start when warm, but not when cold.
The MIL light often comes on; I know its for the EGR Valve
The acceleration isn't as peppy as it rightfully should be.
It burns at least a quart if not more per 3,000 miles.
The idle is somewhat rough at stoplights, but not threatening.


Who thinks that this is pretty much all caused by the EGR Valve? I'm already planning on cleaning/replacing it, but I'm allowing anyone with experience to chime in and validate what I already believe to be true.
A bad EGR valve could cause your car to experience hard starting, a rough idle, cruise control surges, popping noises from the exhaust, backfiring and sudden engine stops with cold weather or after deceleration.

it can be open when it isn't supposed to be, or it can be closed when it is supposed to be open. If it is open when it is not supposed to be open, at idle for instance, It will act like one monster vacuum leak and the engine will not idle or will idle really roughly. If it doesn't open when it is supposed to open you will probably experience a symptom of "pinging" or "knocking" since the combustion chamber temperature will be higher than normal.
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Old Dec 6, 2010 | 05:56 PM
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From: Austin, Tx
Originally Posted by Mitsu.kid.02
A bad EGR valve could cause your car to experience hard starting, a rough idle, cruise control surges, popping noises from the exhaust, backfiring and sudden engine stops with cold weather or after deceleration.

it can be open when it isn't supposed to be, or it can be closed when it is supposed to be open. If it is open when it is not supposed to be open, at idle for instance, It will act like one monster vacuum leak and the engine will not idle or will idle really roughly. If it doesn't open when it is supposed to open you will probably experience a symptom of "pinging" or "knocking" since the combustion chamber temperature will be higher than normal.
How about him talking about it burning a quart though, every oil change....that's ****in crazy. I'd do a compression test, and see if you've got it leakin' anywhere on the engine. I had a 4 wheeler with some bad compression, and it ran just like you're talking about so i dunno...burning oil is bad though.
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Old Dec 6, 2010 | 07:47 PM
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From: Boston MA
Originally Posted by HornstarBU
How about him talking about it burning a quart though, every oil change....that's ****in crazy. I'd do a compression test, and see if you've got it leakin' anywhere on the engine. I had a 4 wheeler with some bad compression, and it ran just like you're talking about so i dunno...burning oil is bad though.
Yeah a bad EGR valve should not lead the motor to consume a quart every 3k How many miles on the car?
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Old Dec 6, 2010 | 10:53 PM
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168,500 miles right now. But I'm not seeing any BSOD (Blue Smoke of Death), nor am I seeing any visible leaks underneath the car. A compression test does seem in order, though. When it idles "rough", it is idling closer to 500 than say 1000. I'm pretty sure it's not a vacuum leak.
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Old Dec 7, 2010 | 05:11 AM
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From: Boston MA
Originally Posted by Seifer780
168,500 miles right now. But I'm not seeing any BSOD (Blue Smoke of Death), nor am I seeing any visible leaks underneath the car. A compression test does seem in order, though. When it idles "rough", it is idling closer to 500 than say 1000. I'm pretty sure it's not a vacuum leak.
Lets do this, take a compression test and report back, if the compression test turns out alright then lets figure out the EGR problem. You are indeed getting a CEL for the EGR valve? insufficiant flow code maybe? My car idles right at 680RPM in gear and about 700 in park, or nutral.
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Old Dec 7, 2010 | 08:31 AM
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From: Salt Lake City, Utah
I've got an MTX so the figures you've provided to me do not apply, unfortunately. I did pull the code and it was indeed for the EGR valve and I need to get around to placing it. I get paid today, so I could probably get it done. Yay!!
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