Yamaha ATV 2004-2007 YFM 350 400 BRUIN GRIZZLY Repair Manual [Improved]

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🏷️ Basic Information Identification Make: Yamaha Model Family: Bruin / Grizzly Model Codes: • YFM350A • YFM350FA • YFM400FA Model Years Covered: 2004, 2005, 2006, 2007 Vehicle Type: All-Terrain Vehicle...

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Taper: Atv

Distributeur:

UGS: 23114

Mots clés: 2004 2005 2006 2007 ATV BRUIN Bruin Models GRIZZLY Powersports Yamaha YFM 350 YFM 400

Variantes de produits

Description

🏷️ Basic Information

Identification

Make:

Yamaha

Model Family:

Bruin / Grizzly

Model Codes:

• YFM350A

• YFM350FA

• YFM400FA

Model Years Covered:

2004, 2005, 2006, 2007

Vehicle Type:

All-Terrain Vehicle (ATV)

Generation

Generation:

First Generation (for these specific models/years)

👋 Introduction

Market Position

Target Audience:

ATV Owners, DIY Mechanics, Service Technicians

Competitive Analysis

Value Proposition:

Provides factory-level repair information, enhanced digital features (bookmarks, search), and superior quality compared to scanned alternatives.

Key Features

Manual Enhancements:

Improved PDF with bookmarks, sub-bookmarks, searchability, and index for efficient navigation.

Coverage Breadth:

Covers all specified Yamaha Bruin and Grizzly models for the 2004-2007 model years.

📋 Manual Details

Coverage Areas

Manual Type:

Factory Repair Manual

Language:

English

Format:

Improved PDF Download

Digital Features:

• Bookmarks

• Sub bookmarks

• Searchable Text

• Index

Compatibility:

• ALL Windows

• ALL Mac

• ALL Linux

Download Type:

Instant Download

Physical Options:

• Printable Pages

• Burn Backup CD

Page Count

Page Count Estimate:

Hundreds of Pages

📖 Manual Coverage

Systems Covered

Primary Systems:

• General Information

• Specifications

• Periodic Checks & Adjustments

• Chassis

• Engine

• Cooling System

• Fuel Injection System

• Electrical System

• Troubleshooting

• Wiring Diagrams

Procedures Included

Maintenance Procedures:

• Fluid changes (oil, coolant)

• Filter replacements (air, oil, fuel)

• Spark plug inspection/replacement

• Chain/belt adjustments

• Brake system checks and adjustments

• Suspension adjustments

• Tire pressure checks

• Battery maintenance

Repair Procedures:

• Engine overhaul (top end, bottom end)

• Carburetor/Fuel Injection system service

• Ignition system diagnosis and repair

• Transmission service and repair

• Drivetrain (CVT, drive shafts) service

• Brake system overhaul (calipers, lines, master cylinder)

• Suspension component replacement (shocks, A-arms)

• Steering system service

• Electrical system diagnosis (wiring, components)

• Lighting system repair

• Cooling system leak repair and component replacement

• Frame and bodywork repairs

Technical Depth

Depth Of Coverage:

Complete Factory-Level Repair and Service

Diagnostic Capabilities:

Comprehensive Troubleshooting Guide

📊 Manual Specifications

File Format

File Type:

Print Quality

Quality Description:

Improved Quality (NOT A SCAN!)

Binding Type

Binding:

N/A (Digital Download)

Paper Type

Paper Type:

N/A (Digital Download, Printable)

⚙️ Engine Specifications

Primary Engine

Engine Type 350:

Air-cooled, 4-stroke, SOHC, 2-valve

Engine Type 400:

Liquid-cooled, 4-stroke, SOHC, 2-valve

Displacement 350:

348cc

Displacement 400:

386cc

Bore Stroke 350:

Approx. 83.0 mm x 64.5 mm

Bore Stroke 400:

Approx. 82.0 mm x 71.0 mm

Compression Ratio 350:

Approx. 8.8:1

Compression Ratio 400:

Approx. 8.7:1

Performance

Horsepower Estimate 350:

Approx. 19-20 HP @ 6000 RPM

Torque Estimate 350:

Approx. 20-21 lb-ft @ 4500 RPM

Horsepower Estimate 400:

Approx. 22-24 HP @ 6000 RPM

Torque Estimate 400:

Approx. 24-26 lb-ft @ 4500 RPM

Fuel System

Fuel Delivery 350:

Carburetor (Mikuni BSR33)

Fuel Delivery 400:

Fuel Injection (Electronic Fuel Injection - EFI)

Fuel Type:

Unleaded Gasoline

Fuel Tank Capacity:

Approx. 3.7 gallons (14 Liters)

🔧 Transmission

Standard

Transmission Type:

Automatic (Yamaha Constant Velocity Transmission - Y.C.V.T.)

Drive Modes:

• 2WD

• 4WD (selectable)

Gear Selection:

• High (H)

• Low (L)

• Neutral (N)

• Reverse (R)

• Park (P)

Features

Drive System:

Shaft Drive (with front differential)

📐 Dimensions

Exterior

Overall Length:

Approx. 77.2 in (1960 mm)

Overall Width:

Approx. 43.7 in (1110 mm)

Overall Height:

Approx. 45.3 in (1150 mm)

Wheelbase:

Approx. 49.2 in (1250 mm)

Weights

Dry Weight Approx:

Approx. 560-580 lbs (254-263 kg) depending on 2WD/4WD

Ground Clearance:

Approx. 7.1 in (180 mm)

🛡️ Safety Features

Ratings

Atv Safety Standards:

Manual provides guidance adhering to general ATV safety principles.

Active Features

Braking System:

Hydraulic disc brakes (front and rear)

Passive Features

Lighting:

Halogen headlights, taillight/stoplight

Ergonomics:

Designed for rider control and comfort during operation.

💡 Technology Features

Infotainment

Infotainment System:

N/A (Basic Utility ATV)

Driver Assistance

Driver Assistance Features:

Connectivity

Connectivity Options:

🔧 Maintenance

Service Intervals

Oil Change Interval:

Refer to manual for specific mileage/hour intervals (typically every 100-200 operating hours or annually).

Air Filter Cleaning:

Frequent checks recommended, especially in dusty conditions. Cleaning/replacement interval varies.

Spark Plug Inspection:

Refer to manual for recommended intervals (e.g., every 500-1000 operating hours).

Fluid Specifications

Engine Oil Type:

Yamalube (or equivalent SAE 10W-40, API SG or higher, JASO MA certified)

Engine Oil Capacity:

Approx. 1.8 US qt (1.7 L) (with filter change)

Coolant Type 400:

Ethylene Glycol based antifreeze (50/50 mix with distilled water)

Brake Fluid Type:

DOT 3 or DOT 4 Hydraulic Brake Fluid

Gear Oil Type:

Yamalube SAE 80 Hypoid Gear Oil (or equivalent)

Known Issues

Common Wear Items:

• Brake pads

• Tires

• CVT belt

• Spark plugs

• Air filter

Potential Engine Issues:

Carburetor gumming (if fuel sits), occasional starter solenoid issues, normal wear and tear on piston rings and valve seats.

Potential Drivetrain Issues:

CVT belt wear, potential issues with front differential seals or bearings under heavy use.

📚 Vehicle History

Brand Heritage

Yamaha Atv Legacy:

Yamaha has a long-standing history and reputation for producing reliable and high-performance ATVs, dating back to the introduction of the first three-wheelers.

Model Evolution

Bruin Grizzly Lineage:

The Bruin and Grizzly lines represent Yamaha's entry into and expansion of the utility ATV market, focusing on capability, durability, and rider comfort.

Production

Manufacturing Location:

Typically manufactured in Japan or at Yamaha's overseas facilities.

🏆 Awards & Recognition

Recognitions

Industry Awards:

Not specifically listed for these models, but Yamaha ATVs are generally well-regarded for their reliability and performance in their class.