Page 166 - Manual_Polaris_RZR_ProXP-20-21

ENGINE / COOLING SYSTEM

TURBOCHARGER SERVICE 5. Inspect for any oil seepage or leaking from either end
of the oil drain hose. Check tightness and condition of
TURBOCHARGER INSPECTION both hose spring clamps i. Replace if necessary.
Conditions that warrant turbocharger inspection:
• Decreased horsepower and performance
• Slower response and power delivery (sluggish or
“laggy” feel)

• Audible noise from turbocharger
• Blue smoke emitted from exhaust

IMPORTANT
It is recommended that the air intake filter and pre-filter
be inspected daily.

CAUTION
6. Inspect oil feed line for damage, or leaks.
A clogged or restrictive air filter or intake tract can
cause excessive turbocharger speeds and premature
wear.

1. Remove the exhaust pipe. See Exhaust Pipe
Removal page 3.16 outlined in this chapter.
2. Disengage five air box cover latches and remove the
air filter.
3. Inspect air filter and the inside of the air box for dirt or
foreign debris. If filter is found to be clogged, replace
the filter.
4. Remove turbocharger oil drain hose and inspect. If
the inner diameter has been deformed or obstructed,
or if any kinking or cracking is present, replace the
hose.
7. With the use of a flashlight, inspect the compressor
NOTICE housing inlet q and compressor wheel w.
Ensure the oil drain hose located between the
turbocharger and oil pan is not kinked or obstructed in
any way.

3.22 9930583 R01 - 2020-2021 RZR PRO XP / XP 4 Service Manual
© Copyright Polaris Industries Inc.