Completely inspect the turbocharger and all other engine components that may cause similar conditions before replacing the turbocharger.
Use the following information to diagnose problems caused by the turbocharger.
The turbocharger is serviced as a complete unit.
Important: Oil residue on the turbocharger compressor wheel is normal with a closed PCV system.
Ensure that the following conditions do not exist on the compressor wheel blades:
• | Cracks |
• | Bends |
• | Erosion of the blades |
• | Broken blades |
Tighten
Tighten the turbocharger oil return pipe bolts to
21 N·m (15 lb ft).
Important: If the cooling outlet hose eye bolts were removed, install the longer bolt (1) with two holes, in the top location. Install the shorter bolt (2) in the lower location.
Tighten
Tighten the inlet duct clamp to 5 N·m
(44 lb in).