[Vwdiesel] Air in fuel lines

[David Cook]

I have run a clear line in between the hard plastic
line that comes up the firewall and the fuel filter.

The bubbles are coming from inside the hard plastic
line.

David


--- LBaird119 at aol.com wrote:

>   I found 3 places for air to leak into the lines on
> Dad's Passat TDI.
> In the fuel tank a boot covering one of the lines
> had slipped and 
> would allow air back up the return line if the check
> valve failed, when 
> the car was off.  Not sure that it DID let air in
> but it sure could.  
>   Second was the thermo fuel thingy on top of the
> filter.  The o-ring 
> leaked, and it wouldn't switch the fuel back at temp
> like it was 
> supposed to.  In cold weather it's also
> recirculating the air right 
> along with the fuel so it takes a while to purge any
> air.
>   Third was the clear line itself and it's been a
> problem on other's 
> cars as well.  I found it when I bumped the crimp to
> the rubber 
> hose.  His was leaking on the tank end rather than
> the pump end 
> and working a bit of JB Weld into the end crip to
> hose area sealed 
> it up.  Wiggling that hose around showed a change in
> bubbles before.
>      Loren
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> 


David Cook
Red '86 Cabriolet Diesel Powered
Red '90 g60 Corrado 
Brown and White '78 Westy Campmobile "Bear"
and others in various states of disrepair
Pictures here: community.webshots.com/user/superdave5599

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