🏷️ Basic Information Identification Make: Honda Model: FourTrax Rancher 400 AT Model Codes: TRX400FA, TRX400FGA Vehicle Type: ATV (All-Terrain Vehicle) Production Years Covered: 2004, 2005, 2006, 2007 Generation Generation Identifier: Fourth Generation (TRX400FA/FGA) Codes Chassis Codes: TRX400FA (Standard AT), TRX400FGA (AT with GPS) 👋 Introduction Market Position Target Audience: Owners of 2004-2007 Honda FourTrax Rancher 400 AT (TRX400FA/TRX400FGA) seeking to perform maintenance, repairs, and diagnostics. Also useful for professional technicians. Competitive Analysis Advantage: Provides dealer-level repair information at a fraction of the cost. Instant download eliminates shipping delays and costs associated with physical manuals. Comprehensive and highly detailed, covering all aspects of the vehicle. Key Features Manual Features: Hundreds of original photographs and illustrations, step-by-step procedures, complete disassembly/reassembly guides, troubleshooting sections, and technical specifications. 📋 Manual Details Coverage Areas Supported Models: 2004-2007 Honda Rancher TRX400FA (4x4 Auto Transmission), 2004-2007 Honda Rancher TRX400FGA (4x4 Auto Transmission with GPS) Page Count Total Pages: 515 Manual Type Type: Official Full Workshop Service and Repair Manual (FSM) Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Engine Removal/Installation, Cylinder Head/Valve/Camshaft, Cylinder/Piston, Centrifugal Clutch, Alternator/Starter Clutch, Sub-Transmission/Gearshift Linkage, Crankshaft/Automatic Transmission (Hondamatic), Front Driving Mechanism, Rear Driving Mechanism Chassis And Body: Frame, Body Panels, Exhaust System, Front Wheels/Suspension/Steering, Rear Wheels/Suspension, Brake System, Selectable 4WD System Electrical And Fuel: Fuel System, Lubrication System, Battery/Charging System, Ignition System, Electric Starter, Lights/Meters/Switches, Wiring Diagram Procedures Included Maintenance: Scheduled Maintenance, Tune-Ups, Lubrication Schedule, Fluid Checks and Changes (Engine Oil, Gear Oil, Coolant) Repair: Complete Overhaul procedures for engine, transmission, drivetrain, suspension, brakes, and electrical components. Detailed repair instructions for specific parts and systems. Troubleshooting: Systematic diagnostic procedures for common and uncommon issues, including error code interpretation (if applicable for the era), no-spark diagnosis, starting problems, and performance issues. Technical Depth Depth: Highly Detailed, covering complete disassembly and reassembly. Suitable for novice DIY mechanics to experienced professionals. Includes hundreds of original photographs and illustrations. 📊 Manual Specifications File Format File Type: PDF Print Quality Printability: Printable without restriction. All pages can be printed as needed. Binding Type Binding: Digital Download (PDF) Paper Type Paper Quality: N/A (Digital Format) Compatibility Operating Systems: All Versions of Windows & Mac Requirements Software Requirements: Adobe PDF Reader ⚙️ Engine Specifications Primary Engine Engine Type: Liquid-cooled, 4-stroke, OHC, 4-valve, Unicam Displacement: 397cc Bore X Stroke: 85 mm x 70 mm Compression Ratio: 8.9:1 Performance Horsepower: Approximately 22-25 HP (Specific figures vary slightly by year and testing method, details within manual) Torque: Detailed torque specifications for all engine fasteners are provided in the manual. Fuel System Carburetor: 34 mm Constant Velocity (CV) Carburetor (Specific model: Keihin, details on jetting and adjustments in manual) Fuel Type: Unleaded gasoline, 86 octane minimum Lubrication System Oil Type: SAE 10W-40 API SG or higher. Specific Honda recommendations available in manual. Oil Capacity: Details on oil capacity for engine and transmission are provided. Ignition System Ignition Type: CDI (Capacitor Discharge Ignition) with electronic advance Cooling System Cooling Method: Liquid-cooled Coolant Type: Honda Motorcycle Coolant or equivalent. Details on mixture ratio and capacity provided. 🔧 Transmission Standard Transmission Type: Automatic transmission with torque converter and electronic shifting (Hondamatic) Gear Selection: Trax (Drive), Neutral, Reverse Features Drive System: Shaft drive Selectable 4Wd: Yes, electronically selectable 2WD/4WD Transmission Fluid: Honda ATV Specific Transmission Fluid or equivalent. Manual specifies type and capacity. 📐 Dimensions Exterior Overall Length: Approximately 77.7 inches (1973 mm) Overall Width: Approximately 45.1 inches (1145 mm) Overall Height: Approximately 45.5 inches (1156 mm) Wheelbase: Approximately 50.6 inches (1285 mm) Weights Dry Weight: Approximately 560 lbs (254 kg) Curb Weight: Approximately 593 lbs (269 kg) Capacities Fuel Capacity: 3.1 US gallons (11.7 Liters), including 0.7-gallon reserve Towing Capacity: Not specified for towing by Honda, intended for off-road use and hauling. Tires Front Tire Size: AT25 x 8-12 Rear Tire Size: AT25 x 10-12 Suspension Front Suspension Type: Independent Double-Wishbone with adjustable spring pre-load Rear Suspension Type: Independent Double-Wishbone with adjustable spring pre-load 🛡️ Safety Features Ratings Safety Standards: Complies with ANSI/SVIA standards for recreational ATVs. Active Features Braking System: Front: Dual 180 mm hydraulic discs. Rear: Single 210 mm hydraulic disc with sealed mechanical drum parking brake. Details on pad replacement, fluid types (DOT 3 or 4), and bleeding procedures are in the manual. Lighting: Twin 30W headlights, 15W taillight/brake light. Specific bulb types and replacement procedures within the manual. Passive Features Frame Construction: Steel frame with durable plastic body panels. Frame inspection and repair guidance within the manual. 💡 Technology Features Infotainment Gps System: The TRX400FGA model includes an integrated GPS navigation system. The manual covers its operation and basic troubleshooting. Driver Assistance Selectable 4Wd: Electronic engagement of 2WD or 4WD system via handlebar-mounted buttons. Connectivity Wiring Diagram: Comprehensive wiring diagrams are included, essential for diagnosing electrical issues and understanding component relationships. 🔧 Maintenance Service Intervals Engine Oil Change:...