Where are turbo seals located?
Turbo Oil Seals A turbo oil seal (there are two, one on the compressor side and one on the exhaust side) is actually most similar to a gapless piston ring.
What causes turbo seal failure?
Oil leaks can be caused by a variety of factors, the main factor being incorrect pressure within the compressor and turbine housings. Oil leaks can cause catastrophic damage to the bearing systems and occur within seconds of the turbocharger commencing operation.
How to remove the turbo on a VW Jetta TDI?
1x 10mm nut holds the intercooler piping to the body. An ALH turbo is shown – to release the BEW engine hoses, pull the quick connect clip out and the tabs that hold the hose will be released. Remove the 3x 13mm downpipe nuts (yellow arrows). One may be hidden from below but you should be able to see it from above.
How do you rebuild a VW turbocharger?
Turning back to the compressor side of the turbo, you’ll next remove several small parts, all of which will be replaced by parts from your rebuild kit. First is this thin plate (a.k.a., oil deflector), which simply lifts up and away. Use a small screwdriver to lift up this thrust bearing and remove it.
Which is the best way to remove a turbo?
The easiest way to remove the turbo is from above because of clearance. The turbo and exhaust manifold are 1 piece. This also gives you the chance to clean the intake manifold of carbon. It might be faster to remove the turbo from below but you would have to remove the passenger side driveshaft.
What happens if your Turbo starts leaking oil?
But, they will leak if the oil has no where to go. If the smoking has stopped, I wouldn’t worry about he turbo for a wile. You are not going to damage a tool steel piston ring with a little oil. There is actually no oil pressure against the seals. What happen is the turbo CHRA got flooded with oil and had no where to go but out.