The BMW R1100S is a sport-touring motorcycle, produced from 1998 to 2005, renowned for its unique blend of performance and long-distance comfort. Featuring BMW's signature horizontally-opposed boxer-twin engine, this model delivers a potent 98 horsepower and 107 Nm of torque, making it capable for both spirited riding and extended journeys. Its engineering is characterized by innovative systems such as the Telelever front suspension and Paralever rear suspension, providing exceptional handling and stability. The inclusion of the Integral ABS II system further enhances rider safety, distinguishing the R1100S within its segment. This comprehensive factory service repair manual provides detailed instructions for the maintenance, repair, and troubleshooting of the 2001 BMW R1100S. It covers all essential systems, including engine mechanicals, fuel injection, ignition, transmission, chassis, suspension, brakes, and the electrical system. Within its hundreds of pages, owners and technicians will find guidance on routine maintenance, engine and transmission rebuilds, suspension servicing, brake system overhauls, and electrical diagnostics. The manual is designed to empower users with the knowledge necessary to keep their R1100S operating at peak performance and reliability. 🏷️ Basic Information Identification Make: BMW Model: R1100S Model Variant: R 1100 S Year: 2001 Codes Engine Code: 1100 cc Boxer-Twin (Type 259) 👋 Introduction Market Position Segment: Sport Touring Motorcycle Competitive Analysis Competitors: Honda VFR, Kawasaki GTR, Yamaha FJR, Triumph Sprint ST (contemporary models). Key Features Design Philosophy: Combination of BMW's boxer-twin engine heritage with sport-oriented handling and comfort for touring. Engine Layout: Horizontally-opposed twin-cylinder (Boxer) Suspension System Front: Telelever Suspension System Rear: Paralever ABS: Integral ABS II (Anti-lock Braking System) 📋 Manual Details Coverage Areas Primary Coverage: Complete factory service and repair for BMW R1100S (2001) Page Count Estimated Pages: Hundreds of pages (printable) Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, disassembly, timing, valve adjustments, cylinder head, pistons, crankshaft, lubrication system, cooling system. Fuel System: Fuel injection system (Bosch Motronic MA 2.4), fuel pump, injectors, throttle body, fuel lines, evaporative emission control. Ignition System: Ignition coils, spark plugs, ECU control, wiring diagrams. Transmission: Gearbox internal components, clutch (dry single plate), shift mechanism, final drive (shaft drive), gearbox oil. Chassis Frame: Frame construction, steering head bearings, subframe. Suspension: Front Telelever suspension (forks, damping, travel), Rear Paralever suspension (shock absorber, linkage, damping, travel). Brakes: Front and rear brake systems, ABS II (Anti-lock Braking System), brake lines, calipers, master cylinders, brake fluid specifications. Electrical System: Battery, alternator, starter motor, lighting system (headlight, taillight, indicators), horn, wiring diagrams, fuses, relays. Bodywork Fittings: Fairings, seat, fuel tank, fenders, instrumentation, mirrors, luggage mounting points. Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug checks, air filter cleaning/replacement, chain adjustment (if applicable to final drive), brake fluid flush, coolant check. Troubleshooting: Diagnostic procedures for engine performance, electrical issues, braking problems, suspension complaints, and starting difficulties. Engine Rebuild: Complete engine disassembly, inspection, component replacement (pistons, rings, bearings), and reassembly procedures. Transmission Repair: Gearbox and final drive service, clutch replacement, troubleshooting shift issues. Suspension Service: Fork seal replacement, shock absorber servicing, adjustment procedures. Brake System Overhaul: Brake pad replacement, caliper servicing, master cylinder rebuild, ABS bleeding procedures. Electrical Diagnostics: Fault finding using wiring diagrams, testing sensors, actuators, and ECU components. Bodywork Repair: Fairing removal and installation, body panel repair and replacement. Technical Depth Depth: Comprehensive, from basic maintenance to full engine and transmission rebuilds, including detailed diagnostic information. 📊 Manual Specifications File Format File Type: PDF Print Quality Quality: High-resolution, suitable for printing individual pages or the entire manual. Binding Type Binding: N/A (Digital Download - PDF) Paper Type Paper Recommendation: N/A (Digital Download - PDF) ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, air-cooled boxer-twin Displacement: 1085 cc Bore X Stroke: 99 mm x 70.5 mm Compression Ratio: 11.3:1 Performance Horsepower Max: 98 hp (72 kW) @ 7500 rpm Torque Max: 107 Nm (79 lb-ft) @ 6000 rpm Fuel System Fuel Delivery: Bosch Motronic MA 2.4 Fuel Injection Fuel Type: Unleaded Premium (91-98 RON / 87-93 AKI) Lubrication Oil Type Specification: API SG/SH or BMW Special Oil (e.g., SAE 20W-50) Oil Capacity With Filter: Approximately 4.0 Liters (4.2 US quarts) 🔧 Transmission Standard Type: 6-speed manual gearbox Optional Optional Gearbox: None Features Clutch Type: Dry, single-plate diaphragm spring clutch Final Drive: Shaft drive Fluid Specifications Gearbox Oil: SAE 75W-90 Synthetic Gear Oil (API GL-5) 📐 Dimensions Exterior Length: Approx. 2185 mm (86.0 in) Width Handlebar: Approx. 830 mm (32.7 in) Height Seat: Approx. 810 mm (31.9 in) (standard seat height) Weights Dry Weight: Approx. 210 kg (463 lbs) Gross Vehicle Weight Rating: Approx. 420 kg (926 lbs) 🛡️ Safety Features Ratings ABS System: BMW Integral ABS II (Two-channel) Active Features Braking Performance: Dual 320mm front discs with 4-piston calipers, Single 265mm rear disc with 2-piston caliper. ABS II for enhanced control. Passive Features...