3.4 fuel rail installation question

zgensler31

Senior Member
Attempting to solve a misfire on cylinder number two I have replaced the fuel injector for it. I've been following the instructions in my Haynes manual but I have one question that isn't covered In it.

I only pulled one side of the fuel rail to help prevent dirtying up the other side. So I took the bolt out of the end of the right bank rail that goes into a line that connects it to the left bank. The bolt is designed to allow fuel to flow through it once it is installed. How am I to ensure that the bolt is installed in the correct orientation to allow the flow? Or does it Not really matter which way it is in there?

I have photos uploading to flicker right now that I will post as soon as they are done.
 
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The bolt that im referring to is on the left of this picture.


And it connects the fuel rail to this elbow/bend joining the two rails.
 
It doesn't matter how its in there, it's a banjo bolt and allows flow of fluids regardless of its orientation. If you're pulling it off then you should replace the copper washers to. They're crush washers and will form t the metal to prevent leaks.
 
Awesome. I figured that was the case since the manual didn't specify. But in the back of my mind I saw it causing a big head ache down the line. Thanks for the help.
 
Alright, so ive got another problem now, im leaking fuel. Got everything buttoned up and its running great. But theres a decent amount of fuel coming out.

After poking and prodding around I think it has to be coming from where the fuel line initially meets the fuel rail. I didnt take it apart at all and cant see the actual connection. So just speculation. Any clue why it could be leaking? Not sure if its tight enough. Or maybe some of the crush washers that [MENTION=24995]SV_Dude[/MENTION] was talking about? (Cant even remember if it had any on it)

Idk just trying to think it througb before I have to dk the whole job over again. :banghead:
 
I seem to have a slow fuel leak from the fuel rail itself. I'm going to try JB weld - the leak is very slow and seems to be coming from a welded circular "tab" on the front of the rail. I replaced the washers, and actually put a washer on inside and outside of the banjo bolt to create a nice seal, but still have this small leak.

I took a picture, but these forums being circa 1999 tech not feeling like trying to figure out the upload and link a pic routine.

Cheers!
 
I seem to have a slow fuel leak from the fuel rail itself. I'm going to try JB weld - the leak is very slow and seems to be coming from a welded circular "tab" on the front of the rail. I replaced the washers, and actually put a washer on inside and outside of the banjo bolt to create a nice seal, but still have this small leak.

I took a picture, but these forums being circa 1999 tech not feeling like trying to figure out the upload and link a pic routine.

Cheers!

I'm all about cheap fixes but this is a bad idea. You're asking to start a fire. If the fuel rail is damaged get another one. If you can't afford new try getting one from a salvage yard.
 
Banjo bolts always have a copper washer on both sides.

Like mentioned. Not good. Gas is a solvent. It will eat through the JB weld eventually.


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