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2001 XC70 - Pumping out fuel tank

Help, Advice, Owners' Discussion and DIY Tutorials on Volvo's stylish, distinctive P2 platform cars sold as model years 2001-2007 (North American market year designations).

2001 - 2007 V70
2001 - 2004 V70 XC (Cross Country)
2004 - 2007 XC70 (Cross Country)
2001 - 2009 S60
2003 - 2007 S60 R
2004 - 2007 V70 R

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DPDISXR4Ti
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Joined: 21 July 2016
Year and Model: 2001 XC70
Location: New York

Re: 2001 XC70 - Pumping out fuel tank

Post by DPDISXR4Ti »

Perhaps we could use the jaws to cut the tank straps and drop the whole tank out. Then it would be easy enough to simply siphon out.

I'll have to go investigate how accessible they are. I'm assuming the tank IS held in with some sort of straps, yes?

Mostly unrelated, but does anyone know where the 2-speed fan relay assembly is located on this car? I might want to grab that for my own purposes. Anything else I should grab?

DPDISXR4Ti
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Year and Model: 2001 XC70
Location: New York

Post by DPDISXR4Ti »

Found this...

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Post by abscate »

IF you are down near NYC, Cynthia could use a spare 2001 transmission - was it shifting ok or can you ask the donor?
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DPDISXR4Ti
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Year and Model: 2001 XC70
Location: New York

Post by DPDISXR4Ti »

DPDISXR4Ti wrote:Found this...
Stopped by to visit the 2001 XC70 today. Fuse/relay boxes under the hood and in the rear trunk area - all relays are black and none look like the one shown in this video. Anyone know which one might be the fuel pump relay?

Cutting the tank out looks like it would be a challenge, so nix that idea.

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Post by abscate »

Just realized you have a complication on am XC. The tank is a saddle tank so you have to get fuel out of both sides...there is a center hump to clear the rear driveshaft. Make sure you get both sides empty before you start practice,

Thanks for your service.
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1999-V70-T5M56 2005-V70-M56 1999-S70 VW T4 XC90-in-Red
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DPDISXR4Ti
Posts: 9
Joined: 21 July 2016
Year and Model: 2001 XC70
Location: New York

Post by DPDISXR4Ti »

abscate wrote:Just realized you have a complication on am XC. The tank is a saddle tank so you have to get fuel out of both sides...
Yes, I discovered that when I took a peek underneath the other day. That's what re-energized my search for a pump-out solution.

Looks like I can try removing relay CMI12 (in the drivers knee area) and jumping the circuits (which ones?) or remove the rear passenger seat and look for an access cover and apply 12V directly. I'd be looking for blue and lack wires.

DPDISXR4Ti
Posts: 9
Joined: 21 July 2016
Year and Model: 2001 XC70
Location: New York

Post by DPDISXR4Ti »

abscate wrote:IF you are down near NYC, Cynthia could use a spare 2001 transmission - was it shifting ok or can you ask the donor?
It's got over 200K miles, so probably not an ideal donor. Plus, it would be too much of a production to allow someone to remove it.

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Post by JRL »

Changing the subject. You either have or had an XR4Ti Merkur?
I had two, an early 85 (eh) and a very late white 89, 9both new).
That one was built into a Cosworth 5000 clone and was one of the greatest cars I ever owned.
(Worst car clock in the world. After owning two of them, I still had to go to the owner's manual twice a year to figure out how to change the time)!
Mod note. Jim passed away in early 2022, his contributions to this forum are immortal, and he is missed. RIP

2000 V70R Black, 144,000 miles Wife's R.
2007 V70 2.5T White/Oak 111,000 MILES. Polestar tune, IPD bars, rear spoiler, dark grey Thors, DWS 06, HU850, sub.

DPDISXR4Ti
Posts: 9
Joined: 21 July 2016
Year and Model: 2001 XC70
Location: New York

Post by DPDISXR4Ti »

JRL wrote:Changing the subject. You either have or had an XR4Ti Merkur?
Only one? I've had a few. Most recent project turned one into a Ute. Search "Project XRBrati" for pics if you're interested.

Back on topic...

Cut the fuel line at the fuel rail, attached a hose to a gas tank. Found the fuel pump access panel under the rear seat (driver side) and snipped the blue and black wires. Using a 14.2 volt Ryobi battery, I powered the pump directly and out came the fuel. I think I've got about 12 gallons out so far, before it started sputtering.

The owner indicates that he had just filled it up before it died, so it seems there should be more fuel in it. So I'm wondering if there's any magic that needs to happen to get the fuel over from the other side of the saddle tank. Is there some sort of cross-over tube?

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Post by MadeInJapan »

Why not just open the fuel tank behind the rear seat on the passenger side where the fuel pump is, lift the fuel pump out and pump the gas out from there? good job on getting most of it out anyway! Or you can turn the car up on it's side (several strong firemen should be able to tackle this!!) and let the fuel spill over from the saddled area?
'98 S70 T5 Emrld Grn Met/Beige Tons of Upgrades Mobil-1
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