Table of Contents
19. Inspect turbine housing profile and turbine housing
discharge cavity / pipe for signs of any oil residue.
NOTICE
If excessive oil residue is seen in the turbine housing
discharge or exhaust components, remove
turbocharger and perform further inspection.
20. Inspect turbine inlet runners
residue. Inspect compressor discharge outlet
any oil.
NOTICE
If an excessive amount of oil is present in the turbine
manifold inlet runners or cylinder head exhaust ports,
the source of oil is likely engine related.
If an excessive amount of oil is present in the
compressor inlet, the source of oil is likely related to the
crankcase ventilation system.
9929419 R02 - 2018-2019 RZR XP / XP 4 Turbo S Service Manual
© Copyright Polaris Industries Inc.
21. A compressor side oil leakage issue is likely if oil is
t
for the presence of oil
y
for
ENGINE / COOLING SYSTEM
present in the compressor discharge, but not in the
compressor inlet. Similarly, it can be assumed a
turbine side oil leakage is likely if oil is present in the
turbine discharge outlet, but not in the turbine inlet
runners / exhaust ports.
NOTICE
Inspect the exhaust port flange surface for any signs of
pre-turbine exhaust leakage.
CAUTION
If you are replacing the turbo, put some new engine oil
down the supply hole and rotate turbo by hand. Do NOT
use compressed air.
3
3.27
Chapters
Table of Contents
Troubleshooting
