2007 Polaris Sportsman 450, 500 EFI & X2 500 EFI Service Repair Manual (P/N 9920629, 9920364, and 9920632)

• Details the 2007 Polaris Sportsman 450, 500 EFI, and X2 500 EFI ATVs in Standard, Deluxe, International, and Quadricycle configurations
• Includes the internal cross-reference set for OEM publications 9920629, 9920364, and 9920632
• Features 57 high-resolution exploded-view component diagrams and 18 technical specification tables
• Serves as the primary reference for maintenance and reassembly intervals on the EH46PLE and EH50PLE engine family
• Covers the PVT, EBS, PDM, ADC, and Mikuni carburetors
• Explores wiring diagrams, diagnostic blink codes, troubleshooting workflows, Centralized Hilliard gearcases, and MacPherson struts

Engine and Chassis Overview

This searchable PDF service documentation breaks down the 450 and 500 EFI platforms. By providing precise factory tolerance limits and electrical resistance values, it helps technicians accurately isolate failed sensors and avoid costly trial-and-error parts replacement, significantly reducing turnaround times on complex repair jobs. It starts with the basics: VIN decoding, engine designations, and model-specific variations. You will find the Periodic Maintenance Chart tailored to real-world riding conditions, including severe environments like deep mud or high-RPM use. The text maps out fluid specifications for the front gearcase, transmission, and cooling systems, alongside the specialized bleed procedures for the ADC differential hydraulic circuit. To help bypass expensive dealership visits, the guide walks through detailed step-by-step instructions for tasks like CV boot replacement, Throttle Position Sensor (TPS) initialization, valve clearance adjustment, and water pump mechanical seal replacement. It also covers mechanical inspections for steering, suspension, and braking systems, plus prep steps for long-term storage.

Specifications and Reference Data

Expect exact torque values for the EH50PLE and EH50PLE210 powerplants, complete with cylinder head and crankcase tightening sequences. It lists strict service limits for piston-to-cylinder clearance, valve-to-guide tolerances, and crankshaft runout, visually supported by the EH50PL Oil Flow Diagram and Drive Axle Exploded Views. On the electrical side, the manual maps out alternator output, fuse ratings, and thermistor resistance values at operating temperatures. Troubleshooting is streamlined with specific visual aids such as the Starter Lockout Diagram, Charging System Testing Diagrams, and the EFI Ignition System Testing Flow Chart. You also get transmission gear ratios, tire pressure settings, and fuel system pressure standards. Reference charts for conversion, tap drill sizes, and general torque guidelines are integrated for everyday shop utility.

When servicing these specific models, technicians must be aware of unique pitfalls. For instance, attempting to adjust the throttle body idle stop to correct idle issues will permanently ruin the assembly; proper TPS initialization using the designated test adapter harness is the only correct method. Furthermore, removing the water pump mechanical seal without the specialized puller tool often bends the pump shaft, turning a localized fix into a complete crankcase teardown. While this 394-page manual provides OEM-level technical depth for the 2007 Sportsman line, these specifications are provided for reference; always ensure you have the proper training or consult a certified technician before tackling major mechanical or hydraulic repairs.