This manual covers the R 850 C, produced between 1997 and 2000. The R 850 C is a touring/cruiser motorcycle that combines classic cruiser styling with a renowned boxer-twin engine and robust engineering. It offers a comfortable riding experience, a testament to a legacy of quality and innovation established in 1923. This model is a direct descendant of an iconic boxer-twin lineage, adapted for cruiser ergonomics, and was manufactured in Berlin, Germany. This comprehensive workshop service and repair manual provides in-depth information for maintenance, troubleshooting, and diagnostics. It covers all major systems, including the engine, fuel system, drivetrain, chassis, suspension, brakes, and electrical components, as well as bodywork. Detailed procedures for scheduled maintenance, component replacement, and engine overhaul are included, alongside diagnostic flowcharts and troubleshooting guides. The manual is designed to assist owners and professional technicians in maintaining and repairing the vehicle, offering factory-level detail with exploded views, wiring diagrams, and torque specifications. 🏷️ Basic Information Identification Make: BMW Model: R 850 C Production Years Covered: 1997, 1998, 1999, 2000 Codes Chassis Code: R850C 👋 Introduction Market Position Segment: Touring / Cruiser Motorcycle Brand Philosophy: BMW's reputation for engineering excellence, reliability, and rider comfort Competitive Analysis Key Competitors: Harley-Davidson, Honda Gold Wing (earlier generations), Moto Guzzi California Key Features Design Philosophy: Combination of cruiser styling with BMW's characteristic boxer-twin engine and robust engineering. 📋 Manual Details Coverage Areas Primary Coverage: Complete Workshop Service and Repair Secondary Coverage: Maintenance, Troubleshooting, Diagnostics, Reassembly Page Count Estimated Pages: Hundreds (as stated in product description) Manual Type Type: Factory Service Manual / Workshop Manual Language Language: English (assumed based on typical market for this manual) Format Format: PDF Download 📖 Manual Coverage Systems Covered Powertrain: Engine, Fuel System, Exhaust System, Transmission, Drivetrain Chassis: Frame, Suspension (Front & Rear), Steering, Brakes (Front & Rear), Wheels & Tires Electrical: Ignition System, Lighting, Instrumentation, Battery, Charging System, Starter Motor, ECU (Engine Control Unit) and associated sensors Bodywork: Body Panels, Fairings, Seat, Fuel Tank, Ergonomics Procedures Included Maintenance: Scheduled Maintenance, Oil Changes, Filter Replacements, Spark Plug Service, Brake Fluid Service, Clutch Fluid Service, Tire Pressure Checks Repair: Engine Overhaul, Transmission Rebuild, Suspension Component Replacement, Brake Caliper Rebuild, Electrical Component Diagnosis and Replacement Troubleshooting: Diagnostic Flowcharts, Symptom-Based Troubleshooting, Fault Code Interpretation (if applicable) Technical Depth Depth: Comprehensive Factory-Level Detail, Suitable for Professional Technicians and Experienced DIY Mechanics Diagrams Illustrations: Detailed Exploded Views, Wiring Diagrams, Torque Specifications, Special Tool Recommendations 📊 Manual Specifications File Format File Type: PDF Searchability: Likely Text-Searchable (depending on original scan quality) Print Quality Printability: High (designed for printing of hundreds of pages) Binding Type Binding: N/A (Digital PDF Download) Paper Type Paper Quality: N/A (Digital PDF Download) ⚙️ Engine Specifications Primary Engine Type: Air-cooled, four-stroke flat-twin (Boxer) Displacement: 848 cc Bore X Stroke: 90.0 mm x 66.0 mm Compression Ratio: 10.0:1 Power Output: Approx. 50 hp (37 kW) @ 6750 rpm Torque Output: Approx. 70 Nm (52 lb-ft) @ 5000 rpm Performance Top Speed Estimated: Approx. 160 km/h (100 mph) Fuel System Induction: Bosch Motronic Electronic Fuel Injection (EFI) Fuel Type: Unleaded gasoline, minimum 95 RON Fuel Tank Capacity: Approx. 20 Liters (5.3 US gallons) 🔧 Transmission Standard Type: 5-speed Manual Gearbox Clutch: Single dry plate, hydraulically operated Features Drivetrain: Shaft Drive (maintenance-free) 📐 Dimensions Exterior Length Approx: 2200 mm (86.6 in) Width Approx: 900 mm (35.4 in) (over handlebars) Height Approx: 1400 mm (55.1 in) (over windscreen) Weights Dry Weight Approx: 220 kg (485 lbs) Gross Vehicle Weight Rating Approx: 450 kg (992 lbs) 🛡️ Safety Features Ratings ABS: Optional (BMW Motorrad ABS - Integral ABS II often available) Active Features Braking System: Dual disc front, single disc rear with multi-piston calipers Passive Features Lighting: Halogen headlamp, LED rear tail light 💡 Technology Features Infotainment Instrumentation: Analog speedometer, tachometer, odometer, trip meter, fuel gauge, engine warning lights, oil pressure warning light. Driver Assistance ABS Availability: Optional on most models, highly recommended for enhanced safety. Connectivity Diagnostic Interface: On-board diagnostics (OBD) capabilities, supported by the manual for fault code interpretation. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 10,000 km (6,000 miles) or annually Valve Adjustment Interval: Typically every 20,000 km (12,000 miles) Fluid Specifications Engine Oil Type: BMW recommends specific synthetic oils meeting API SG/SH or JASO MA standards, e.g., SAE 20W-50 or 15W-50 depending on climate. Brake Fluid Type: DOT 4 Gearbox Oil Type: SAE 80W-90 API GL-5 gear oil Final Drive Oil Type: SAE 80W-90 API GL-5 gear oil Known Issues Typical Wear Items: Clutch wear, brake pad wear, fork seals, rear shock absorber longevity. Electrical Concerns: Occasional issues with wiring harness integrity or charging system components (rectifier/alternator) over time, especially with high mileage. Engine Management: While generally robust, potential for sensor failures or minor ECU glitches, addressed by proper diagnostics outlined in the manual. 📚 Vehicle History Brand Heritage Motorcycle...