2005 Honda TRX350TM FourTrax 350 ATV Owner's Manual (P/N 31HN4650)

This is Honda's 2005 TRX350TM FourTrax 350 Owner's Manual, publication item no. 31HN4650, for the utility ATV with foot-shift transmission and shaft final drive. It covers operation, scheduled maintenance and basic troubleshooting, including U.S. and Canadian equipment notes.

Text search and navigation: PDF text search and embedded bookmarks are not available. The contents pages and alphabetical index provide page references.

• Engine oil and filtration: Oil and filter replacement, foam air cleaner cleaning and oiling, housing drain-tube service, and fluid recommendations.

• Controls and drivetrain: Throttle freeplay adjustment, carburetor choke cable checks, wet multiplate clutch adjustment, reverse lock system adjustment, and rear final gear case oil changes.

• Ignition and exhaust: Spark plug inspection and replacement, gap checks, engine idle speed adjustment, and spark arrester servicing.

• Drum brakes: Front hydraulic brake checks and shoe-lining clearance adjustment, rear mechanical brake freeplay adjustment, wear inspection, and water-draining procedures.

• Electrical and starting: Battery removal and charging, main and circuit fuse replacement, recoil starter operation, and symptom-based starting and running checks.

• Tires and chassis: Pressure and tread inspections, tire repair limitations, emergency wheel removal and installation, and engine guard and skid plate checks.

Owners with basic mechanical skills can use the documented routine-maintenance procedures; Honda directs more demanding work to qualified mechanics with the necessary tools and service information.

Operation, Loading and Regional Equipment

The operating chapters explain control layouts, pre-ride inspections and safe off-road riding techniques. Loading guidance separates front and rear rack limits, trailer towing weight and tongue load, with instructions for transporting and storing the ATV.

Canadian-model notes identify the multi-function display, odometer, tripmeter, hourmeter and digital clock. Shift sequence diagrams illustrate the foot-operated gearbox.

The Vehicle Identification section shows where to find the frame and engine numbers used when ordering replacement parts.

Scheduled Maintenance and Service Limits

Maintenance schedule charts distinguish owner-service items from jobs requiring additional service information, including steering shaft holder bearings. The specification section includes fluid capacities, gear ratios, valve clearance data and torque values for the engine oil drain, filter cover, final gear drain and wheel nuts.

Illustrations cover component locations, dipstick level checks, air cleaner assembly details, spark plug gap measurement and brake shoe wear indicators.

Oil-filter installation guidance identifies the correct filter orientation and warns that incorrect installation can seriously damage the engine. Oil recommendations also explain how graphite or molybdenum additives can interfere with wet-clutch operation.

Repair scope: Valve-clearance adjustment and high-altitude carburetor jet installation require the separate Honda Service Manual. This owner's publication does not include internal engine or transmission overhaul, clutch friction-disc replacement or brake bleeding procedures.

Follow the manual's maintenance safety precautions, especially around fuel, hot exhaust parts and raised wheels.

Starting Faults and Trailside Problems

The troubleshooting tables separate a starter that will not turn from an engine that cranks without starting, then address poor running. This distinction helps owners choose the relevant checks before arranging a repair.

Flooded-engine instructions and recoil-starter use with a low battery sit alongside guidance for the oil high-temperature warning and blown fuses. Tire sections distinguish temporary repairs from professional permanent repairs.

Electrical coverage is limited to owner checks and component access; no wiring diagrams are included.

Printable PDF and Included Reference Pages

Supplied as one printable, English-language, 242-page PDF: 9 opening pages, 228 numbered pages, 4 Quick Reference pages and the back cover. The total includes both publication-order form pages and three otherwise blank numbered pages.