BMW R850GS R850R Digital Workshop Repair Manual

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🏷️ Basic Information Identification Make: BMW Model: R850GS / R850R Motorcycle Type: Dual-sport / Roadster Generation Generations Covered: All production years 👋 Introduction Market Position Target Audience: BMW R850GS/R850R owners,...

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Taper: Motorcycle

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UGS: 262542

Mots clés: BMW Cars Misc Motorcycle R850GS R850R

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Description

🏷️ Basic Information

Identification

Make:

Model:

R850GS / R850R

Motorcycle Type:

Dual-sport / Roadster

Generation

Generations Covered:

All production years

👋 Introduction

Market Position

Target Audience:

BMW R850GS/R850R owners, independent repair shops, enthusiasts

Value Proposition:

Enables DIY maintenance and repair, reducing reliance on dealerships and saving costs.

Competitive Analysis

Alternatives:

Official BMW service manuals (often more expensive and less accessible), generic motorcycle repair guides (lack specificity).

Key Features

Comprehensiveness:

Covers all aspects of the motorcycle from basic maintenance to full engine rebuilds.

Clarity:

Detailed instructions and illustrations for ease of understanding.

Technical Accuracy:

Provides factory-level technical data and procedures.

📋 Manual Details

Coverage Areas

Engine Coverage:

R850 Boxer Twin (848cc)

Transmission Coverage:

5-speed Manual Gearbox

Chassis Coverage:

Frame, suspension, wheels, brakes, steering

Electrical Coverage:

Wiring diagrams, ignition, lighting, charging system, ECU

Bodywork Coverage:

Fairings, fuel tank, seat, fenders, trim components

Page Count

Estimated Pages:

Manual Type

Type:

Digital Workshop Repair Manual

Language

Language:

English

Format

Format:

Digital (PDF)

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Engine disassembly, assembly, valve timing, piston/cylinder inspection, crankshaft, camshaft

Fuel System:

Fuel injection system (EFI), fuel pump, injectors, throttle body, fuel pressure regulation

Ignition System:

Spark plugs, ignition coils, ECU control, timing

Cooling System:

Oil cooling system, oil filter, oil passages, oil pump

Exhaust System:

Muffler, catalytic converter, exhaust manifold

Transmission Drivetrain:

Clutch operation, gearbox disassembly/assembly, final drive, driveshaft, universal joints

Suspension Front:

Telelever front fork system, seals, oil changes, fork leg disassembly

Suspension Rear:

Monolever rear suspension, shock absorber, linkage, adjustment

Brakes Front:

Dual disc brakes, brake calipers, master cylinder, brake lines, ABS system (if equipped)

Brakes Rear:

Single disc brake, brake caliper, master cylinder, brake lines, ABS system (if equipped)

Wheels Tires:

Wheel bearing replacement, tire mounting, spoke tensioning (if applicable)

Steering:

Handlebar, steering head bearings, adjustment

Electrical Charging:

Alternator, voltage regulator, battery maintenance

Electrical Lighting:

Headlight, taillight, turn signals, dashboard lights

Electrical Instruments:

Speedometer, tachometer, warning lights

Body Fairings:

Removal and installation of fairings, windshield, side panels

Procedures Included

Preventative Maintenance:

Oil changes, filter replacements, chain/driveshaft lubrication, spark plug checks, brake fluid changes

Troubleshooting:

Diagnostic flowcharts for common problems, electrical fault finding

Engine Rebuilding:

Full engine teardown, component inspection, measurement, and reassembly

Transmission Repair:

Gearbox component replacement, clutch service

Suspension Service:

Fork oil replacement, seal replacement, shock absorber overhaul

Brake System Maintenance:

Brake pad replacement, caliper servicing, bleeding procedures

Electrical System Diagnostics:

Wiring harness repair, component testing, troubleshooting electrical faults

Bodywork Repair:

Panel alignment, plastic repair, component replacement

Diagnostic Codes:

Trouble codes and interpretation for EFI systems

Technical Depth

Depth:

Comprehensive rebuild and repair

Detail Level:

Detailed step-by-step instructions with diagrams and specifications

Diagnostics:

Advanced diagnostic procedures for engine management and electrical systems

📊 Manual Specifications

File Format

File Type:

Searchability:

Searchable text

Printability:

Printable pages

Print Quality

Image Resolution:

High-resolution for clear diagrams

Binding Type

Binding:

N/A (Digital format)

Paper Type

Paper Quality:

N/A (Digital format)

⚙️ Engine Specifications

Primary Engine

Engine Type:

Air/oil-cooled, four-stroke, boxer-twin cylinder

Displacement:

848 cc

Bore X Stroke:

90.0 mm x 66.0 mm

Compression Ratio:

10.0:1

Power Output:

Approx. 70 HP @ 7,500 rpm (varies by model year and market)

Torque Output:

Approx. 75 Nm @ 5,500 rpm (varies by model year and market)

Fuel System

Fuel Delivery:

Electronic Fuel Injection (EFI) with single throttle body (Bosch Motronic typically)

Fuel Type:

Unleaded gasoline, minimum 95 RON

Lubrication

Oil Type:

API SG, SH, SJ or equivalent; SAE 20W-50 motorcycle oil recommended (refer to manual for precise specification)

Oil Capacity With Filter:

Approx. 3.0 liters (check manual for exact figure)

🔧 Transmission

Standard

Type:

5-speed constant mesh manual gearbox

Clutch:

Hydraulically actuated multi-plate wet clutch

Final Drive:

Shaft drive with universal joint

Features

Gear Ratios:

Specific ratios detailed within the manual.

Fluid Type

Gearbox Oil:

GL-5 SAE 80W-90 gear oil (refer to manual for precise specification and quantity)

📐 Dimensions

Exterior

Wheelbase:

Approx. 1,430 mm (R850R) / 1,440 mm (R850GS)

Weights

Dry Weight:

Approx. 191 kg (R850R) / 205 kg (R850GS)

Gross Vehicle Weight:

Refer to manual for specific model year GVWR

Fuel Capacity

Fuel Tank Capacity:

Approx. 20 liters (R850R) / 30 liters (R850GS)

🛡️ Safety Features

Ratings

Optional ABS II system available on some models.

Active Features

Braking System:

Dual front discs with opposed-piston calipers, single rear disc with opposed-piston caliper.

Passive Features

Frame Construction:

Trellis frame for rigidity and handling.

💡 Technology Features

Infotainment

Instrumentation:

Analog speedometer and tachometer, LCD display for odometer, trip meter, fuel level, and warning lights.

Driver Assistance

ABS Availability:

Optional ABS II system.

Connectivity

Diagnostic Interface:

Utilizes BMW's diagnostic connector for engine management and ABS fault code reading (requires specific BMW diagnostic tools or compatible aftermarket devices).

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 10,000 km or annually (refer to manual for specific mileage intervals and oil type).

Valve Clearance Check:

Every 20,000 km (recommended, refer to manual for precise interval).

Brake Fluid Change:

Every 2 years (recommended).

Fluid Specifications

Engine Oil Viscosity:

SAE 20W-50 (recommended).

Brake Fluid Type:

DOT 4 (refer to manual for confirmation).

Fork Oil Type:

Refer to manual for specific viscosity and grade (e.g., SAE 15W).

Final Drive Oil Type:

GL-5 SAE 80W-90 gear oil.

Known Issues

Common Wear Items:

Clutch friction plates, rear shock absorber damping, steering head bearings.

Potential Electrical Faults:

Intermittent issues with ABS sensors, main wiring harness connectors.

Engine Specific Notes:

Tendency for starter motor solenoid to wear over time; occasional oil seal leaks.

📚 Vehicle History

Brand Heritage

Manufacturer:

Bayerische Motoren Werke AG (BMW)

Model Evolution

Introduction Year:

Development Context:

Introduced as a more accessible and lower-displacement variant of the successful R1100 series, offering BMW's boxer-twin experience in a more manageable package.

Production

Production Period:

1996 - 2005 (approximate)

Manufacturing Location:

Berlin, Germany (BMW Motorrad plant)

🏆 Awards & Recognition

Recognitions

Market Reputation:

Praised for its comfortable ride, durability, and the characteristic character of the BMW boxer twin engine. Popular for touring and everyday use.

Ratings

Owner Satisfaction:

Generally high owner satisfaction, particularly for long-distance comfort and build quality.

Certifications

Manual Quality Standard:

Reputable digital workshop manual standard.