Former VWDieselParts.com Forum

What is the round disc that is on the top right hand side of the valve cover called? It has oil lines going to the turbo unit I believe.

This is a reply to an earler post. Still trying to get some help with this. I have been have sporadic turbo boost issues. After a trip of 150 miles plus the turbo will once again work fine for about 5 days. Than will once again die until the next long haul. Any ideas as to what may be causing this i...

By the way, my turbo in the 98 jetta that I have does not look the same as in the earlier posted thread. Will that make a difference? Please some suggestions on taking the turbocarger out of the vehicle.

[quote="MayorDJQ"]It's easier to find from underneath. With the car on a lift or ramps, remove the lower skid pan. Find the exhaust manifold. You should see a canister looking thing toward the passenger side of the manifold. On top of it is the actuator rod. You can't really see the rod, b...

[quote="MayorDJQ"]Sounds like the VNT actuator rod is sticking.[/quote]

Can anyone clarify what the VNT Actuator is and where I would find it?

[quote="Diesel_Rabbit"]Do you get an engine code when it happens? Does turbo kick out when engine gets to a particular RPM? A couple simple items include cleaning your MAF sensor with MAF or electric contact cleaner. cleaning out air intake and snow screen. changing your oil and filter[/qu...

I have been have sporadic turbo boost issues. After a trip of 150 miles plus the turbo will once again work fine for about 5 days. Than will once again die until the next long haul. Any ideas as to what may be causing this issue? :? I dropped the turbo last week finally, only to learn that this vers...

I continue to have a leak from the area where the oil filter is. I have changed the filter and seal and have not succeeded in stopping the leak. Is there a gasket above the filter mounting base that can be replaced? And if so does anybody knw what the proceedeure is for getting to the gasket? :?

It is likely the belt. Try some silicone on the serpantine belt and see if the squeel disappears. If so, the belt is probaly bad.

I have a 1998 Jetta TDI (old body style)

:( My fuel injection pump is leaking from a bolt at the very top of the pump. Triangular in shape and rounded on the points of the triangle. Pump also seems to leak from a seam between the lower and upper portions of the pump. Can these be repaired on the vehicle? Or am I subjected to buying a reman?