
Originally Posted by
discorevy
If you want to repair it and make it easier to change in the future, you'll need to get about 500mm of 3/8" EFI fuel hose and 4x EFI hose clamps to suit ( 10mm EFI fuel hose will do but its too loose a fit for my liking ), If you want to cheat, you can carefully saw or dremel the metal swage until near the pipe, then use some external opening circlip pliers to break the rest of the swage. ( be clean, no metal filings near fuel pipe )
when you have removed the rest of the hose at both ends, fit the new hose over BOTH the ribbed sections of pipe using 2x hose clamps on each end with each clamp just behind each rib( this will make sense when you have the hose removed ).
Done.
From now on this hose can be replaced without having to **** about with the hidden 14mm pipe nut.
Yes , just get someone to turn ignition to find it, but probably just press on the hose and it will crumble anyway
I did kind'a similar to the brothers D2(which became my D2, which became his D2 again!
)
So what happened:
When it was his: I removed the pipe at the head, and bolted in the old small quick connect pipe at the fuel reg block. It fits in perfectly on the head where the return lines if bolted, new O ring, and then only needed a quick connect at the hose end .. which of course I couldn't source at the time. Became one of those jobs to remember to do(which never gets done).
Fast forward 4 years, and still forgot to do the quick connect swap. 4 years prior, I used 2 hose clamps to be sure the slide on hose didn't slide off .. and it didn't for 4 years ... until I got the car .. when it duly came off on the freeway heading to work at 4AM.
Hose clamps wouldn't hold it together again now .. trying to fix a tightly hemmed in part, with old parts, at 4AM ... not a lot of fun.
Needed new hose clamps .. 2klms walk later none to be found! Hose wouldn't stay on the straight pipe using the old clamps, and ign on at it would fly off. Two cable ties come to the rescue where one went on the hose, but the other was wound around the other cable tie and strapped to stop the hose sliding vertically down. It held just enough for me to drive it to a larger servo where they did have hose clamps I could buy. clamped again in the servo with new clamps .. finally got home after calling work to call in sick! 
So, a day or so later and the two new clamps are holding on with the additional cable tie to be sure it still doesn't slip .. and ordered many quick connect fittings that may come in handy one day on something else. The 90° elbow type looked perfect for the return line job.
Undid the cable tie, loosened the two clamps .. and do you reckon the hose would come off? Impossible to move the hose now, which a few days ago wouldn't bloody stay on for a couple of seconds!
I completely removed the clamps .. not just down the hose but totally off the hose just to be sure to be sure!
No way that hose will budge without excessive heat or the use of a sharp knife!
I was about to take to it with the knife ... when bro called saying he wanted the D2 back now .. coz he sold his u-bute ute, coz $'s were getting tight, coz COVID sucks here in Vic.(and S/H vehicle sales were through the roof!).
pic of the horrid thing made easier now:
D800E_DSD_4406.jpg
The dimple on the pipe where the quick connect clamps too is between the two hose clamps, so theoretically the lower clamp isn't doing anything.
I couldn't recall the size of that completely stupidly engineered nut(14mm thanks!) .. but, all that's needed now to renew the o-ring, should it fail, is a deep socket and quickly disconnecting the quick connect fitting that I haven't yet fitted .. 
If the idiot engineers had asked for a slightly deeper nut on the pipe .. no problemo.
Taking off the intake just to remove a nut .. 
Then of course the intake gasket will get slightly broken, and of course it'll be a Sunday ....
Arthur.
All these discos are giving me a heart attack!
'99 D1 300Tdi Auto ( now sold :( )
'03 D2 Td5 Auto
'03 D2a Td5 Auto
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