2009 Suzuki King Quad 500AXi Service Manual (P/N B931H20)

• Official 624-page Suzuki Motor Corporation OEM publication (B931H20, 2008 edition, P/N 99500-44080-03E).
• Primary factory reference for the 2009 King Quad 500AXi (LT-A500XP/Z) launch build, covering 5SAAM45P-series frames.
• Documents the liquid-cooled 493cc single-cylinder fuel-injected drivetrain, including initial EFI mapping and service specifications.
• Contains 47 exploded-view diagrams, 8 electrical schematic routing diagrams, and tightening torque values across 56 chassis and engine points.
• Delivers essential diagnostic trouble codes (DTC), routine maintenance schedules, Suzuki Diagnosis System (SDS) metrics, and complete engine overhaul procedures in a convenient PDF format.
• Covers critical subassemblies including the electronic power steering (EPS) unit, throttle body, transfer case, front differential, final gear, and propeller shafts.

Contents and Documentation

This complete factory reference delivers the hard technical specifications and component-level guidelines required to maintain the 2009 Suzuki King Quad 500AXi. For daily workshop operations, having exact electrical pinout measurements and resistance specs on hand prevents technicians from blindly replacing expensive electronic modules, dramatically increasing diagnostic efficiency. You get comprehensive data on engine mechanicals, fuel system calibration, electrical diagnostics, suspension geometry, and transmission maintenance. Working on powersports equipment involves inherent risks, so relying on accurate, factory-approved clearances and procedures is essential for safe operation and reliable repairs. Each chapter breaks down assembly principles and service limits. It also features dedicated sections for troubleshooting the power-assisted steering system and servicing the continuously variable transmission (CVT). To help bypass steep dealership labor rates, the manual outlines step-by-step instructions for tasks you can confidently handle in-house, such as valve clearance adjustments, CVT drive V-belt replacements, and precise differential gear shim selections.

Technical Preview and Reference Values

Technical data covers everything from basic chassis maintenance to complex EFI system diagnostics. The guide provides exact charts for valve clearance (0.05–0.10 mm intake; 0.17–0.22 mm exhaust) alongside spark plug gap measurements (0.7–0.8 mm). Need to verify fastener torques? They are documented extensively. Examples include the engine oil drain plug at 21 Nm, the front differential filler plug at 35 Nm, and the final gear drain plug at 23 Nm. Electrical reference values dictate 170–250 ohms for the crank position sensor. You will also find specific fuel delivery metrics, like the fuel pump discharge quantity rated at 55.5 ml per 10 seconds. Beyond the exploded views, the publication includes complete Wiring diagrams, the Periodic Maintenance Schedule Chart, the Engine Lubrication Circuit Diagram, a Fuel Hose Routing Diagram, a Water Hose Routing Diagram, and the EPS System Wiring Harness Routing Diagram to accurately map out every system.

When performing advanced troubleshooting, technicians must be aware of specific component vulnerabilities. For instance, disconnecting the ECM or ISC valve coupler within three seconds of turning the ignition switch off can inadvertently write an unusual valve position to the module, causing erratic idle behaviors. Furthermore, attempting to remove the torque sensor directly from the EPS body assembly will cause irreversible damage to the highly calibrated unit.