Polaris RZR PRO XP 2020 User Manual

1.60
9850068 R01 - 2020-2021 RZR PRO XP / XP 4 Service Manual
© Copyright Polaris Industries Inc.
FUEL SYSTEM DIAGNOSTICS
FUEL SYSTEM TROUBLESHOOTING
FUEL STARVATION / LEAN MIXTURE
SYMPTOMS CAUSES
• Hard start or no start
• Bog
• Backfire
• Popping through Intake / Exhaust
• Hesitation
• Detonation
• Low Power
• Spark plug erosion / fouling
• Engine runs hot
• Surging
• High / Erratic idle
• No fuel in tank
• Restricted tank vent, or routed improperly
• Fuel lines or fuel injectors restricted
• Fuel filter plugged
• Fuel pump inoperative
• Air leak in system
• Intake air leak (throttle shaft, intake ducts, air box
cover)
• Faulty oxygen sensor
RICH MIXTURE
SYMPTOMS CAUSES
• Hard start or no start
• Bog
• Backfire
• Popping through Intake / Exhaust
• Hesitation
• Detonation
• Low Power
• Spark plug erosion / fouling
• Engine runs hot
• Surging
• High / Erratic idle
• No fuel in tank
• Restricted tank vent, or routed improperly
• Fuel lines or fuel injectors restricted
• Fuel filter plugged
• Fuel pump inoperative
• Air leak in system
• Intake air leak (throttle shaft, intake ducts, air box
cover)
• Faulty oxygen sensor
GENERAL INFORMATION

Polaris RZR PRO XP 2020 Specifications

General

Brand	Polaris
Model	RZR PRO XP 2020
Category	Offroad Vehicle
Language	English