🏷️ Basic Information

Make:

BMW

Model:

R1100S

Model Variant:

R 1100 S

Year:

2005

Chassis Code:

259S

👋 Introduction

Segment:

Sport Touring Motorcycle

Target Audience:

BMW R1100S owners, independent motorcycle mechanics, and enthusiasts seeking in-depth maintenance and repair knowledge.

Key Competitors Segment:

Honda VFR, Ducati ST series, Kawasaki Concours, Yamaha FJR1300.

Vehicle Philosophy:

The R1100S offered a blend of BMW's traditional boxer engine character with a sportier, more agile riding dynamic, suitable for both touring and spirited riding.

Manual Value Proposition:

Provides the definitive, factory-authorized information needed to maintain and repair the R1100S, ensuring optimal performance, safety, and longevity.

📋 Manual Details

Manual Type:

Factory Service Repair Manual

Language:

English

Format:

PDF Download

Estimated Page Count:

Hundreds (Specific count varies by manual edition, often 400-800+ pages)

📖 Manual Coverage

Engine Mechanical:

Full coverage of the Boxer twin engine, including disassembly, assembly, torque specifications, timing, valve adjustment, and component diagnostics.

Fuel System:

Detailed information on fuel injection system (Bosch Motronic), fuel pump, injectors, throttle body, and fuel tank maintenance and troubleshooting.

Ignition System:

Ignition coil diagnosis, spark plug specifications, and ECU control parameters.

Transmission And Drivetrain:

Manual and possible automatic transmission overhauls, clutch replacement, gearbox diagnostics, final drive, and driveshaft maintenance.

Suspension:

Front fork (Telelever) and rear shock absorber (Paralever) servicing, adjustment, seal replacement, and spring rate information.

Brakes:

ABS system (oftenintegral), brake fluid bleeding procedures, caliper servicing, pad replacement, rotor inspection, and master cylinder details.

Electrical System:

Complete wiring diagrams, fuse box layout, lighting system, starter motor, battery maintenance, alternator, and instrument cluster troubleshooting.

Bodywork And Chassis:

Fairing removal and installation, seat servicing, fuel tank components, frame inspection, and general bodywork repairs.

Diagnostic Troubleshooting:

Systematic troubleshooting guides for common and uncommon issues, fault code interpretation (if applicable), and diagnostic procedures.

Routine Maintenance:

Oil changes, filter replacements, spark plug changes, air filter cleaning/replacement, chain/belt adjustment (if applicable), and general inspection points.

Major Repairs:

Engine rebuilds, transmission overhauls, suspension component replacement, brake system overhauls, and electrical system repairs.

Troubleshooting Guides:

Step-by-step diagnostic procedures for identifying and resolving mechanical, electrical, and system faults.

Component Disassembly Assembly:

Detailed instructions for taking apart and reassembling all major and minor vehicle components.

Torque Specifications:

Precise torque values for all critical fasteners and bolts.

Wiring Diagrams:

Comprehensive, high-resolution wiring schematics for all electrical systems.

Depth Level:

Comprehensive; covers everything from basic maintenance to full engine and transmission rebuilds, including advanced diagnostics and electrical system troubleshooting.

📊 Manual Specifications

File Type:

PDF (Portable Document Format)

Searchability:

Typically text-searchable, allowing for quick keyword-based information retrieval.

Printability:

Designed for high-quality printing, allowing users to print specific sections or the entire manual.

Digital Binding:

N/A (Digital download)

Digital Paper Type:

N/A (Digital download)

⚙️ Engine Specifications

Engine Type:

Air/Oil-Cooled, Four-Stroke, Boxer Twin

Displacement:

1085 cc (66.2 cu in)

Bore X Stroke:

99 mm x 70.5 mm (3.90 in x 2.78 in)

Compression Ratio:

10.7:1

Valve Train:

SOHC, 2 valves per cylinder

Horsepower:

90 hp (67 kW) @ 7,500 rpm

Torque:

98 Nm (72 lb-ft) @ 5,750 rpm

Fuel Delivery:

Electronic Fuel Injection (Bosch Motronic 2.4)

Fuel Type:

Unleaded gasoline, 95 RON minimum

Oil Type:

SAE 20W-50 API SG or higher (check manual for precise BMW recommendations)

Oil Capacity:

Approximately 4.0 liters (4.2 US qt) with filter change

Spark Plugs:

NGK CR9EK or equivalent

🔧 Transmission

Transmission Type:

5-speed manual gearbox

Optional Transmission:

N/A (Standard 5-speed manual)

Clutch Type:

Single dry plate, diaphragm spring

Final Drive:

Shaft drive

Gear Ratios:

Detailed in manual, typically includes 1st through 5th gear ratios and final drive ratio.

Gearbox Oil Type:

GL-5 SAE 75W/90 synthetic gear oil (check manual for precise BMW recommendations)

Gearbox Oil Capacity:

Approximately 1.0 liter (1.05 US qt) (check manual)

📐 Dimensions

Length:

Approx. 2,170 mm (85.4 in)

Width:

Approx. 820 mm (32.3 in) (including mirrors)

Height:

Approx. 1,270 mm (50.0 in) (seat height adjustable)

Wheelbase:

Approx. 1,474 mm (58.0 in)

Dry Weight:

Approx. 226 kg (498 lbs)

Gross Vehicle Weight Rating:

Approx. 470 kg (1036 lbs)

Fuel Tank Capacity:

25 liters (6.6 US gal), including reserve

Front Tire Size:

120/70 ZR17

Rear Tire Size:

170/60 ZR17

Wheel Bolt Pattern:

N/A (Cast alloy wheels with specific lug pattern)

🛡️ Safety Features

Crash Test Ratings:

N/A (Motorcycle safety ratings are not typically standardized like automobiles)

ABS:

BMW Integral ABS (optional on some models, standard on others, check specific bike configuration)

Braking System:

Dual disc front, single disc rear, with hydraulic actuation.

Lighting:

Halogen headlight, LED taillight, turn signals.

💡 Technology Features

Instrument Cluster:

Analog tachometer and speedometer, LCD multi-function display for fuel level, odometer, trip meters, coolant temperature, and clock. Often includes indicator lights for ABS, engine warnings, etc.

ABS System Details:

Integral ABS, often linked to both front and rear brakes, providing enhanced braking stability.

Diagnostic Ports:

Specific diagnostic connectors allowing for connection to BMW's diagnostic tools (e.g., MoDiTec) for advanced fault finding and system checks. Manual will reference these.

🔧 Maintenance

Oil And Filter Change:

Every 10,000 km (6,000 miles) or annually, whichever comes first.

Valve Clearance Check:

Every 20,000 km (12,000 miles).

Spark Plug Replacement:

Every 20,000 km (12,000 miles).

Air Filter Inspection:

Every 10,000 km (6,000 miles), replace as needed.

Brake Fluid Change:

Every 2 years, regardless of mileage.

Brake Fluid Type:

DOT 4

Coolant Type:

BMW Motorrad approved coolant mixture (ethylene glycol based, with corrosion inhibitors)

Common Wear Items:

Clutch wear, rear shock absorber seals, wheel bearings, fuel pump longevity.

Electrical Gremlins:

While generally robust, occasional issues with wiring harness connections or sensor failures can occur. The manual provides diagnostics for these.

Suspension Maintenance:

Regular servicing of the Telelever and Paralever systems is crucial for optimal handling and longevity. Seals and fluid can degrade over time.

📚 Vehicle History

Bmw Motorrad Legacy:

BMW Motorrad has a long history of producing innovative and durable motorcycles, particularly known for its boxer-twin engine configurations and shaft drive systems.

R1100S Introduction:

The R1100S was introduced in 1998 as a sportier variant of BMW's R1100 lineup, designed to compete in the emerging sport-touring segment.

R1100S Development:

It featured a more aggressive riding position, sportier suspension (Telelever front, Paralever rear), and a more powerful engine tune compared to other R1100 models. Minor updates occurred throughout its production run, culminating in models like the 2005 version.

Production Period:

1998 - 2005

Manufacturing Location:

Berlin, Germany (BMW Motorrad Plant)

🏆 Awards & Recognition

Industry Acclaim:

The R1100S was well-received for its blend of performance and comfort, often praised in motorcycle reviews for its excellent handling and powerful boxer engine.

Rider Magazine Reviews:

Consistently rated highly for its sporting capabilities within the sport-touring class.

Manual Certification:

Factory authorized, meaning it is the official documentation used by BMW technicians.