Honda Accord (1990 - 2002) Includes 1997 - 1999 Acura CL

EGR Port cleaning

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Old Nov 3, 2011 | 03:21 PM
  #1  
Mishako129's Avatar
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Default EGR Port cleaning

Hi all. I have a 91 wagon Accord with 333k miles on it and I am seriously planing on cleaning the EGR ports out as I had cleaned out the EGR valve recently too.
My only real concern is how I go about taking off the fuel rail and stuff to get to all the EGR Ports. Now I have a Chilton manual for my car. Where would I find the instructions in the Chilton on how to take off the fuel rail? Where are the bolts I need to take off? Just as importantly, do I need to replace the o-rings for the injectors?
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Old Nov 3, 2011 | 05:18 PM
  #2  
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Default Re: EGR Port cleaning

No, injector o-rings are re-usable and I've re-used all of mines. Never had them leak on me before.
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Old Nov 3, 2011 | 05:25 PM
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Default Re: EGR Port cleaning

Why does no one like looking at the FAQ anymore?

EGR Port Cleaning for 90-97 Accords
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Old Nov 3, 2011 | 07:02 PM
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Default Re: EGR Port cleaning

I really just wanted to know how to take the fuel rail off. I know how to take everything else off (the ftiv and the iacv), i've prepared as much as possible for this operation. I've ordered the 6 studs, a shop vac, and the necessary tools. The slide hammer is not even needed because of what this guy showed me:

[/youtube]I6LHpNXMWX8[youtube]
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Old Nov 4, 2011 | 07:22 AM
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Default Re: EGR Port cleaning

The fuel rail is fairly simple. Don't let the cheap plastic intimidate you. Since you are not working on the injectors, don't mess with them, other than to pop them out of the ports.

You need to remove the bolt (banjo bolt) on the fuel line at the passenger side of the rail. If you have fuel pressure is will **** gas everywhere. The correct way to relieve pressure is to run the car and pull the secondary fuse for the fuel pump and let it run dry. (I disconnect the battery and work on the engine cold.) Remember..Fire=Bad. With the fuel line disconnected there are three 10mm bolts on the rail. The plastic wire harness will come off with the rail unless you remove the two bolts attaching to the rail. Not necessary.

With the 3 bolts removed, gently pull the rail back towards the firewall. With other hand gently pull on the injectors until they pop out of the intake manifold. Leave them in the rail and the electrical connectors attached.

You can work like this with it bungied back out of the way. You do not need to replace seals and o-rings. However, the kits are about $10 at a parts house. If you car is a '92, when was the last time the injectors had some love? If you don't have pressure leaks, you don't need to replace them. However don't be surprised if they spring a leak after installation. Those seals and 0-rings are not designed to last forever.
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Old Nov 4, 2011 | 07:42 AM
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Default Re: EGR Port cleaning

Mad Mike,

Thank you very much for the link to the EGR FAQ! Good read. The most clear explanation I have seen. Kudos to whoever took the time to put that together.

Mishako,

You should read through the procedure. It tells you the fuel rail does not need to be removed at all. If you are not comfortable with pulling the fuel rail, this will help.
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Old Nov 4, 2011 | 01:00 PM
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Default Re: EGR Port cleaning

Originally Posted by TejasNW
Mad Mike,

Thank you very much for the link to the EGR FAQ! Good read. The most clear explanation I have seen. Kudos to whoever took the time to put that together.

Mishako,

You should read through the procedure. It tells you the fuel rail does not need to be removed at all. If you are not comfortable with pulling the fuel rail, this will help.


You do need to take the fuel rail out of the way on the 91. Or else you won't be able to get to 2 of the 6 ports.
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