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-   -   Fuel Leak - What’s this Hose? (https://www.toyota-4runner.org/4th-gen-t4rs/313029-fuel-leak-what’s-hose.html)

dgbull3 01-15-2024 10:06 PM

Fuel Leak - What’s this Hose?
 
1 Attachment(s)
Was backing down the driveway today when I noticed the smell of gas. Parked + popped the hood and noticed fuel dripping from this hose (see circled in red on photo). I moved around the hose clamps a bit and the leak stopped, but am not sure if it’ll come back.

What is this hose? Is it a regulator bleed off/return line? I couldn’t feel anything wrong with it. The only anomaly is that today was near 0F outside overnight before I started it. Not sure if that somehow contributed to the leak #shrinkage

xtremewlr 01-15-2024 10:42 PM

Not sure if it's just me but the attachment isn't there.

dgbull3 01-16-2024 12:58 AM

2 Attachment(s)
Sorry about that...for some reason the photo wasn't uploading from my phone. Got it working on the computer. The hose in question is circled in red, just under/behind the heater core supply + return. The clamp on the right was moved in the photo as I was messing with it (in case you spot that it's off its imprinted position just to the right of its current spot in the photo).

AuSeeker 01-16-2024 01:21 AM

I still don't see a photo/image

xtremewlr 01-16-2024 10:13 AM

Quote:

Originally Posted by dgbull3 (Post 3825979)
Sorry about that...for some reason the photo wasn't uploading from my phone. Got it working on the computer. The hose in question is circled in red, just under/behind the heater core supply + return. The clamp on the right was moved in the photo as I was messing with it (in case you spot that it's off its imprinted position just to the right of its current spot in the photo).

Your attachments are -jpg and -png. That's not the correct format for files. They should be .jpg or .png

dot, no dash.

dgbull3 01-20-2024 04:07 PM

1 Attachment(s)
Quote:

Originally Posted by xtremewlr (Post 3825999)
Your attachments are -jpg and -png. That's not the correct format for files. They should be .jpg or .png

dot, no dash.

I'm not sure why it did that. When I preview the post, it'll show the image but then it doesn't show up when I submit the post. Trying again...it's showing as '.jpg' in the attachment list.

dgbull3 01-20-2024 04:13 PM

Well this is dumb... it shows up with the dot in my attachment list, but after I submit it, it changes the attachment to dash. I took a picture of it before submitting and verified that's what's happening.

In an attempt to describe the hose in question without the photo... it's on the driver's side, back top of the engine, immediately under the heater core supply+return hoses. The hose runs from the fuel rail there then by the master-cylinder/brake booster accumulator and connects to a hard tubing fuel connection.

xtremewlr 01-20-2024 05:42 PM

Quote:

Originally Posted by dgbull3 (Post 3826559)
Well this is dumb... it shows up with the dot in my attachment list, but after I submit it, it changes the attachment to dash. I took a picture of it before submitting and verified that's what's happening.

In an attempt to describe the hose in question without the photo... it's on the driver's side, back top of the engine, immediately under the heater core supply+return hoses. The hose runs from the fuel rail there then by the master-cylinder/brake booster accumulator and connects to a hard tubing fuel connection.

Sounds like part # 2327350040 - HOSE, FUEL, NO.2

23273C in the diagram here:

https://images.simplepart.com/images...ze/221344I.jpg

I think it's a return line that comes off the passenger side fuel rail, running behind the intake manifold. Not cheap at around $150, depending where you buy it. But it's a fuel line and you DO want to replace it if it's leaking.

It's the hose with the white clip in this pic of my engine.

https://photos.smugmug.com/2003-4Run..._172305-X4.jpg

dgbull3 01-20-2024 06:55 PM

Quote:

Originally Posted by xtremewlr (Post 3826570)
Sounds like part # 2327350040 - HOSE, FUEL, NO.2

23273C in the diagram here:

I think it's a return line that comes off the passenger side fuel rail, running behind the intake manifold. Not cheap at around $150, depending where you buy it. But it's a fuel line and you DO want to replace it if it's leaking.

It's the hose with the white clip in this pic of my engine.

Yup, that's the hose! i thought it must be some type of return since it just had hose clamps and would've been at a lower pressure perhaps. The leak was at the connection of clamp 23273D (there's two of these clamps). Since 23273C is a hose, I'm hoping the leak point is it versus the metal tubing of 23803B. Buying a replacement. Thank you!!!


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