🏷️ Basic Information

Make:

BMW

Model:

C1

Year:

2003

Engine Variants Covered:

125cc, 200cc

Chassis Codes:

C1 125, C1 200

👋 Introduction

Market Position:

The BMW C1 was a unique and innovative personal commuter vehicle, blending the agility of a scooter with the safety features of a car. It occupied a niche market for urban mobility.

Competitive Analysis:

Competed against premium scooters and small enclosed mobility vehicles, offering a distinct safety proposition with its integral roll cage and seatbelt system.

Key Features:

Integral safety cage, automotive-style seatbelt, weather protection, unique design.

📋 Manual Details

Coverage Areas:

Engine, Transmission, Electrical System, Chassis, Bodywork, Maintenance, Troubleshooting, Diagnostics, Repair Procedures, Specifications

Page Count:

Estimated 300-500 pages (typical for comprehensive repair manuals)

Manual Type:

Repair Service Manual

Language:

English

Format:

PDF Download

📖 Manual Coverage

Engine:

Complete overhaul, cylinder head, pistons, crankshaft, lubrication, cooling system

Transmission:

Clutch operation, gearbox internals, lubrication, maintenance

Electrical System:

Wiring diagrams, battery, starter, charging system, ignition system, lighting, indicators, instruments

Chassis:

Frame, front suspension (forks), rear suspension (shock absorbers, swingarm), steering system, brakes (front and rear), wheels and tires

Bodywork:

Fairings, seat, storage compartment, protective cage, body panel removal and installation

Fuel System:

Fuel pump, injectors, fuel filter, fuel pressure regulator.

Cooling System:

Radiator, fan, thermostat, coolant hoses, water pump.

Braking System:

Brake calipers, master cylinders, brake lines, brake pads, brake discs, ABS modulator (if equipped).

Ignition System:

Spark plug, ignition coil, ECU ignition control.

Maintenance:

Scheduled maintenance, oil changes, filter replacements, spark plug replacement, brake fluid changes, coolant checks

Repair:

Engine rebuilding, transmission repair, suspension component replacement, brake system service, electrical component diagnostics and repair

Troubleshooting:

Diagnostic procedures for common starting issues, running problems, electrical faults, and braking system malfunctions

Diagnostics:

Guidance on using diagnostic tools, interpreting fault codes, and performing system checks

Engine Disassembly:

Step-by-step instructions for complete engine teardown and reassembly.

Suspension Adjustment:

Details on adjusting front forks and rear shock absorber pre-load if applicable.

Electrical Component Replacement:

Guidance on replacing starter motor, alternator, ignition coil, and lighting components.

Technical Depth:

Comprehensive, suitable for professional technicians, including detailed torque specifications, clearances, and step-by-step instructions for major repairs and overhauls.

Diagnostic Charts:

Includes detailed troubleshooting charts for electrical and mechanical issues.

Torque Specifications:

Provides all essential torque values for engine, chassis, and body fasteners.

Special Tools:

Lists any required special tools for specific repair procedures.

📊 Manual Specifications

File Format:

PDF

Print Quality:

High-resolution, clear diagrams and text, suitable for printing

Binding Type:

N/A (Digital PDF)

Paper Type:

N/A (Digital PDF)

⚙️ Engine Specifications

Engine Type 125:

4-stroke single-cylinder

Displacement 125:

124.6 cc

Bore Stroke 125:

57 mm x 48.6 mm

Engine Type 200:

4-stroke single-cylinder

Displacement 200:

198 cc

Bore Stroke 200:

66 mm x 57 mm

Horsepower 125:

Approx. 15 hp (may vary by market)

Horsepower 200:

Approx. 18-20 hp (may vary by market)

Fuel System:

Fuel injection

Fuel Type:

Unleaded gasoline

Fuel Tank Capacity:

Approx. 12 liters

🔧 Transmission

Transmission Type:

Automatic (Continuously Variable Transmission - CVT)

Optional Transmission:

N/A

Transmission Features:

Smooth acceleration, ease of operation for urban environments.

📐 Dimensions

Length:

Approx. 2.20 meters

Width:

Approx. 1.18 meters

Height:

Approx. 1.45 meters (including roll cage)

Dry Weight 125:

Approx. 150 kg

Dry Weight 200:

Approx. 155 kg

🛡️ Safety Features

Safety Ratings:

Designed with enhanced safety features beyond traditional scooters.

Active Safety:

ABS (Anti-lock Braking System) - often optional or standard on higher trims

Passive Safety:

Integral safety cage (roll cage), three-point seatbelt, crumple zones, protective fairing.

💡 Technology Features

Infotainment Features:

Basic instrument cluster with speedometer, tachometer, fuel gauge, and indicator lights. No advanced infotainment systems typically present.

Driver Assistance Features:

ABS (Anti-lock Braking System) if equipped.

Connectivity Features:

N/A

🔧 Maintenance

Oil Change Interval:

Every 5,000 km or annually (whichever comes first), consult manual for exact specification.

Spark Plug Replacement Interval:

Refer to manual, typically around 10,000-15,000 km.

Brake Fluid Change Interval:

Every 2 years.

Engine Oil Type:

Synthetic SAE 10W-40 or 15W-50 (API SJ or higher)

Engine Oil Capacity:

Approx. 1.3 - 1.5 liters (check dipstick)

Coolant Type:

Ethylene glycol based coolant, pre-mixed or 50/50 with distilled water.

Brake Fluid Type:

DOT 4

Known Issues:

Potential issues can include electrical connector corrosion, CVT belt wear, and water ingress in certain areas if seals degrade. The manual will detail checks and solutions.

📚 Vehicle History

Brand Heritage:

BMW, a renowned German automotive and motorcycle manufacturer, has a long history of engineering innovation and quality.

Model Evolution:

The C1 was a departure from traditional BMW motorcycle design, focusing on urban safety and practicality. It was a concept that aimed to provide a car-like safety experience in a compact two-wheeled format.

Production Years:

2000-2003

Manufacturing Location:

Italy (under license by Bertone)