Honda Fourtrax Foreman 500, TRX500TM, TRX500FM, TRX500FE, TRX500FPE OEM 2005–2006 Service Manual (P/N 61HP001)

Working on a mid-2000s Foreman requires precise factory data. This 449-page PDF factory service manual (P/N 61HP001) is the exact reference used by professional technicians to perform routine maintenance and run a proper diagnostic on the Honda FourTrax Foreman 500 series. Having the authentic documentation directly on your shop tablet prevents costly mistakes, allowing you to seamlessly trace faults at your workbench and fix issues efficiently.

Before diving into heavy chassis or engine work, always ensure your workspace is well-ventilated and use appropriately rated lifting equipment.

• Covers TRX500FE, TRX500FM, and TRX500TM models, including 2WD, 4WD, and ESP configurations.
• Features a complete technical breakdown across 26 categorized sections, ranging from the fuel system and wiring schematics to suspension geometry.
• Outlines the alternator, starter clutch, crankcase, transmission, crankshaft, and balancer.
• Explores steering, brakes, ignition, and front and rear driving mechanisms.

System-by-System Technical Data

This manual maps out the entire vehicle architecture. Instead of generic overviews, you get the actual component specifications needed for the cylinder head, valve train, clutch systems, and ESP drivetrain mechanisms. It provides the exact step-by-step procedures for complex repair jobs that usually require a costly dealership visit, such as performing a complete crankcase separation, refacing the valve seats, and rebuilding the front final gear. If you want to know more about what an OEM service publication covers, this document groups everything exactly where a mechanic expects it—by system and physical location on the ATV.

Essential Clearances and Specifications

Avoid scrolling through forums for unverified torque values. This guide provides the exact factory numbers for the 475.3 cm³ engine displacement, including a baseline compression pressure of 440 kPa at 380 rpm. You will find the required intake and exhaust valve clearance (0.15 ± 0.02 mm) clearly charted for quick reference. It also confirms the 2.5-liter engine oil capacity required after a filter change. With over 100 individual fastener torque settings and comprehensive wiring diagrams for the 4WD select systems, you have everything necessary to trace electrical faults or verify mechanical wear limits with total confidence. To further streamline any repair, the documentation includes crucial visual aids like cable and harness routing diagrams, lubrication system diagrams, gear tooth contact pattern views, and troubleshooting charts.

Common Service Pitfalls

When servicing the TRX500FE Electric Shift Program, technicians frequently encounter shifting failures where a degraded angle sensor is misdiagnosed as a faulty shift control motor. Testing the sensor resistance with the provided baseline values prevents an expensive parts swap. Additionally, during a front differential rebuild, utilizing a pinion gear shim that is too thick will cause the gears to lock up completely upon tightening the case bolts, rapidly destroying the final drive if ignored.