Page 204 - Manual Oficina Polaris RZR XP 1000 17-18

FUEL SYSTEM

EVAP CONDITIONS AND SYMPTOMS
The following conditions and symptoms should be taken into consideration when working on a vehicle with an EVAP
System:
• Cracks in an EVAP hose or canister may cause
– Fuel odor
– Trouble codes being set

NOTICE

A loose fuel cap will NOT trigger a trouble code, but may cause a fuel odor.

Excessive hydrocarbon emissions may be caused by any of the following:

• An ignition misfire
• Improper ignition timing
• Excessively lean or rich air/fuel mixture
• Low Compression
• Worn valves or guides
• Worn cylinder or piston rings
• Vacuum leaks
• Dirty fuel injector

• Defective sensor or damaged sensor wiring

Excessive carbon monoxide emissions may be caused by any of the following:
• Rich air/fuel mixture
• Dirty air filter
• Leaking fuel injectors
• Fuel pressure too high/bad regulator

4.10 9928492 R06 - 2017-2018 RZR XP 1000 / XP4 1000 Service Manual
© Copyright Polaris Industries Inc.