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Lift Pump Debacle

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Old May 17, 2010 | 07:34 PM
  #1  
dwmcneill's Avatar
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From: Greenwood, IN
Lift Pump Debacle

I just purchased a slightly used 2002 24 valve (240k) because I was feeling the itch to have a diesel back in the driveway...and that's exactly where it will be for at least the next few days. I only bought the truck to drive on the weekends as it is always a pita borrowing my dad's truck.

Knowing the inherent problems with the lift pump/fuel system, I installed a fuel pressure gauge. I used the test pressure port off the injection pump. Of course the gauge was reading next to nothing...which is what I expected as I saw little to no fuel when bleeding my gauge lines. This is where the lesson regarding nothing being easy on a diesel begins....

Since I won't be driving the truck much, I went ahead and purchased the airtex pump from Advanced Auto Parts because it was on sale for $140. I didn't investigate the problem much before buying the pump because it appeared there was something down there where the pump belonged. This afternoon I removed the fuel filter assembly and found that I didn't have a lift pump on the side of the block anymore! Just the little metal assembly they must install to relocate the lift pump to the tank. After a little more investigation, I found the relay off the battery and where it spliced into the wiring along the frame back to the tank.

So as I said earlier, there it sits in the driveway. I didn't really want to drop the tank...for that matter I really didn't want to mess with a new lift pump. It looks like I don't have a choice now.

I guess what I'm looking for is advice to make this repair as simple and painless as possible. I didn't want to spend $500 on an Airdog or FASS, but maybe should. Do I have any other options? I'm looking for one that doesn't involve dropping the tank. Thanks in advance.
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Old May 17, 2010 | 09:06 PM
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Originally Posted by dwmcneill
I didn't really want to drop the tank...for that matter I really didn't want to mess with a new lift pump. It looks like I don't have a choice now.

I guess what I'm looking for is advice to make this repair as simple and painless as possible. I didn't want to spend $500 on an Airdog or FASS, but maybe should.
Perhaps you should. Some do without the extra filtration & stay stock with the engine. Fuel, track bar, DSS, ball joints, steering box, gauges are all things you'll consider soon. VP is a constant threat. I saw where my VP is reman so the PO must have changed it before 110,000. He didn't have gauges.
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Old May 17, 2010 | 09:23 PM
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From: Greenwood, IN
I've been doing a little research and it doesn't look like I'm going to avoid dropping the fuel tank. I'll probably go with a Raptor FP150 and a draw straw.
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Old May 17, 2010 | 10:47 PM
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From: Edmonton Alberta
you could keep your airtech pump and get a big line kit and drawstraw, its only 2 bolts and a couple hoses to drop the tank, pretty simple

oh yeah dont forget to instal the in cab fuel pressure gauge!!
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Old May 18, 2010 | 08:25 AM
  #5  
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From: Streator Illinois
But,But, but........... The intank lift pumps never fail!

Sorry to be a smart aleck, Get rid of the devils contraption in your tank and be happy.
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Old May 18, 2010 | 08:55 AM
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From: Celina, TX
If you can get a couple of buddies to help, lift the bed off instead of dropping the tank.

Especially if you have more fuel than an almost empty tank. I pulled my bed when I replaced my fuel gauge sender and it was a lot easier than previous experiences with dropping fuel tanks.
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Old May 18, 2010 | 07:01 PM
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From: Greenwood, IN
I'm picking up an Airdog II tomorrow. From what I can tell, it appears to be the most complete kit...there's nothing worse than having to head back into town because there is a fitting needed halfway through the project.
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Old Oct 26, 2010 | 03:45 PM
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From: Mountain Home ID
can you elaberate a lil more please on what type of lift pump you purchased and why you choose it. im looking into doing this myself. also how do i tell if i have my lift pump on my engine.
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Old Oct 26, 2010 | 08:57 PM
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From: Kingsville, MD
Here's a link for you. http://www.pureflowairdog.com/
The AD was my choice based on installs that i had done and warranty support. FASS is the same but usually priced a lot more.
Look on your engine and see if you have item #1. If not then you have the intank pump.

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