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Polaris RZR PRO R 4 User Manual

Polaris RZR PRO R 4
508 pages
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FOREWORD
The information printed within this publication includes the latest product information at time of print. The most recent
version of this Service Manual is available in electronic format at www.polarisdealers.com.
This Service Manual is designed primarily for use by certified Polaris Master Service Dealer
®
technicians in a properly
equipped shop and should be kept available for reference. All references to left and right side of the vehicle are from
the operator's perspective when seated in a normal riding position.
Some procedures outlined in this manual require a sound knowledge of mechanical theory, tool use, and shop
procedures in order to perform the work safely and correctly. Technicians should read the text and be familiar with the
service procedures before starting any repair. Certain procedures require the use of special tools. Use only the proper
tools as specified. If you have any doubt as to your ability to perform any of the procedures outlined in this Service
Manual, contact an authorized dealer for service.
We value your input and appreciate any assistance you can provide in helping make these publications more useful.
Please provide any feedback you may have regarding this manual. Authorized dealers can submit feedback using 'Ask
Polaris'. Click on 'Ask Polaris', and then click on 'Service Manual / Service Literature Question'.
Publication Printed December 2021 (PN 9940259 R02)
© Copyright 2022 Polaris Industries Inc. All information contained within this publication is based on the latest product information at the time of publication. Due to
constant improvements in the design and quality of production components, some minor discrepancies may result between the actual vehicle and the information
presented in this publication. Depictions and/or procedures in this publication are intended for reference use only. No liability can be accepted for omissions or
inaccuracies. Any reprinting or reuse of the depictions and/or procedures contained within, whether whole or in part, is expressly prohibited. Printed in U.S.A.
2022 RZR PRO R / PRO R 4
Service Manual

Table of Contents

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Polaris RZR PRO R 4 Specifications

General IconGeneral
BrandPolaris
ModelRZR PRO R 4
CategoryOffroad Vehicle
LanguageEnglish

Summary

CHAPTER 1 GENERAL INFORMATION

MASTER TORQUE TABLE

Comprehensive list of torque specifications for various components and systems.

GENERAL DIAGNOSTICS

Information and procedures for diagnosing vehicle concerns and troubleshooting issues.

CHAPTER 2 MAINTENANCE

ENGINE / EXHAUST

Procedures for checking and maintaining engine oil, filters, and exhaust components.

CHAPTER 3 ENGINE / COOLING SYSTEM

ENGINE SERVICE SPECIFICATIONS

Performance specifications for engine components like compression, leakage, and clearances.

COOLING SYSTEM

Specifications for coolant capacity, temperature, and pressure testing procedures.

CHAPTER 4 ENGINE ELECTRICAL

ELECTRONIC CONTROL UNIT (ECU)

Overview of the ECU's function, operation, and service notes.

CRANKSHAFT POSITION SENSOR (CPS)

Overview of the CPS operation, testing, and replacement.

ELECTRONIC THROTTLE CONTROL (ETC) / THROTTLE BODY

Details on ETC operation, testing, and replacement, including the learn procedure.

CHAPTER 5 EFI / FUEL SYSTEM

EFI OVERVIEW

Explanation of the EFI system's design for peak engine performance, fuel efficiency, and low emissions.

FUEL INJECTORS

Operation overview, O-rings, troubleshooting, testing, and replacement of fuel injectors.

FUEL TANK / PUMP

Assembly view, replacement procedures, and operation overview of the fuel tank and pump.

FUEL PUMP REPLACEMENT

Detailed steps for removing and installing the fuel pump assembly.

CHAPTER 6 PVT SYSTEM

PVT SYSTEM OVERVIEW

Explanation of the PVT system's major assemblies and general operation principles.

DRIVE BELT

Procedures for drive belt removal, inspection for wear, and installation.

CHAPTER 7 TRANSMISSION

CHAPTER 8 FINAL DRIVE

CHAPTER 9 STEERING / SUSPENSION

CHAPTER 10 BRAKE SYSTEM

CHAPTER 11 BODY / FRAME

CHAPTER 12 ELECTRICAL

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