2006-2012 Honda TRX680FA & TRX680FGA Rincon Service Manual (OEM)
Honda Models Covered & Key Technical Specifications
Models: Honda TRX680FA, Honda TRX680FGA
Sub-models / Variants: FourTrax Rincon, USA type, Australia type, Canada type
Trade Names: FourTrax Rincon
Model Years: 2006–2012
Technical Data:
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Engine displacement: 674.9 cm³ (41.19 cu in)
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Engine type: Single cylinder, longitudinally installed, OHV
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Transmission type: Automatic (Torque converter + 3-speed drive system and reverse)
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Fuel type: Unleaded gasoline (PGM-FI fuel injection)
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Drive system: Selectable 2WD/4WD
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Cooling system: Liquid cooled
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Idle speed: 1,400 ± 50 rpm
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Engine oil capacity (after draining): 2.7 liters (2.9 US qt)
Honda Manual Features & Content Preview
- Covers 2006–2012 Honda TRX680FA and TRX680FGA FourTrax Rincon models (including Standard, US, Australia, and Canada variants)
- Official OEM publication, originally issued in 2012
- 596 pages of factory specifications, maintenance schedules, and complete wiring schematics
Contents and Factory Data
This factory-authorized documentation serves as the definitive reference for technicians and serious mechanics who need accurate, unedited data for the FourTrax Rincon series. Rather than offering basic DIY tips, the manual details the strict factory protocols required for the 674.9cc engine, automatic transmission, and chassis layout. It starts with essential identification data, including VIN and engine serial number locations. From there, it moves straight into precise torque values for all drivetrain and frame components.
Servicing heavy-duty ATVs requires proper mechanical knowledge. Always adhere to factory safety protocols, use the correct tools, and verify torque specs to prevent equipment damage or personal injury.
Expect a complete breakdown of professional-level diagnostics. The guide covers the entire PGM-FI fuel injection system. It also details body panel removal procedures, exhaust system maintenance, and exact electrical pinouts for troubleshooting complex wiring issues.
Quick Reference Specifications
- Engine Cooling System Capacity: 2.0 liters
- Idle Speed: 1,400 ± 50 rpm
- Intake Valve Clearance: 0.15 mm
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