2009 Polaris Sportsman 550/850 XP Owner's Manual (P/N 9921973)

• Official Polaris publication P/N 9921973 (Revision 02, printed in USA)
• Covers 2009 Polaris Sportsman 550 XP, 550 XP EPS, 850 XP, and 850 XP EPS
• 144 pages of detailed maintenance schedules, technical specifications, and diagnostic code charts
• Factory-provided reference for the 550 and 850 XP model launch, detailing standard capacities and critical warnings unique to these specific builds
• Explores the Polaris Variable Transmission (PVT), Active Descent Control (ADC), Electronic Power Steering (EPS), Electronic Fuel Injection (EFI), and Demand Drive unit
• Highlights SPN/FMI fault codes, throttle cable freeplay, spark arrestor clean-out, PVT drying, and toe alignment

Operational and Maintenance Documentation

This factory PDF publication directly supports your workshop routines by setting the baseline for all 2009 Sportsman XP series maintenance. Having these exact factory parameters on hand prevents guesswork at the workbench and significantly streamlines daily service tasks. It outlines daily pre-ride checklists, fuel handling protocols, and safety requirements. Before starting any service work, operators must review the documented fluid handling procedures and safety guidelines to prevent personal injury or mechanical damage.

The documentation breaks down major systems, including the cooling network, transmission, drive belt, and steering assembly. You get immediate access to routine task parameters. This includes oil change intervals, air filter service steps, and electrical fuse locations. Usage-based periodic maintenance charts, lubrication guide tables, and instrument cluster views help you track and identify exact intervals based on hourly, calendar, or mileage metrics. Instead of relying on an expensive dealership, mechanics and DIYers can follow specific step-by-step procedures for safely drying a water-ingested PVT system, bleeding the ADC hydraulic lines, adjusting throttle cable freeplay, and purging the spark arrestor.

Technical Specifications and Diagnostic Data

Precision matters when dealing with component adjustments. The reference charts provide exact fluid capacities and torque values for drain and fill plugs, alongside altitude shift weight charts for clutch tuning. This manual also serves as a frontline troubleshooting asset. You will find an extensive directory of diagnostic display codes—including SPN and FMI numbers—covering the throttle position sensor, engine temperature sensor, and idle air control valve. Retrieving these fault codes directly from the gauge allows you to pinpoint electrical issues without needing a proprietary dealership scanner. Please note that this document functions strictly as an official reference for factory specifications and maintenance contents, rather than a step-by-step repair manual.

When servicing the 2009 XP platform, technicians must avoid costly component failures caused by incorrect procedures. For instance, introducing standard automotive brake fluid into the Active Descent Control reservoir will permanently destroy the internal hydraulic rubber components; only dedicated Polaris ADC fluid can be used. Furthermore, engaging the 4X4 system while the rear wheels are actively spinning often results in severe drive shaft and gearcase damage.

Key fluid specifications include a 2-quart (1.9 L) engine oil capacity for the 550 model and a 5.25-gallon (20 L) fuel tank for the XP series. Rear gearcase oil requirements are listed precisely at 7.1 oz (210 ml).