Page 168 - Manual_Polaris_RZR_ProXP-20-21

ENGINE / COOLING SYSTEM

13.Inspect turbine inlet runners t for the presence of oil 14.A compressor side oil leakage issue is likely if oil is
residue. Inspect compressor discharge outlet y for present in the compressor discharge, but not in the
any oil. 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.

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.

3.24 9930583 R01 - 2020-2021 RZR PRO XP / XP 4 Service Manual
© Copyright Polaris Industries Inc.