BMW C1 125CC Workshop Manual 1999 ONWARDS

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🏷️ Basic Information Identification Make: BMW Model: C1 Model Variant: 125cc Year Start: 1999 Year End: N/A (Ongoing as per 'ONWARDS') Codes Model Code: C1 (Internal BMW designation may vary...

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Type: Motorcycle

Vendor:

Sku: 545632

Tags: 1999 BMW C1 125CC Cars Misc Motorcycle

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Description

🏷️ Basic Information

Identification

Make:

Model:

Model Variant:

125cc

Year Start:

Year End:

N/A (Ongoing as per 'ONWARDS')

Codes

Model Code:

C1 (Internal BMW designation may vary slightly)

👋 Introduction

Market Position

Target Audience:

BMW C1 scooter owners and independent workshops seeking comprehensive repair and maintenance information.

Unique Selling Proposition:

All-encompassing A-Z coverage, including mechanical and electrical aspects, with extensive visual aids.

Competitive Analysis

Advantage Over Generic Guides:

Specific to the BMW C1, providing tailored information not found in broader scooter repair manuals.

Key Features

Key Feature 1:

Comprehensive repair coverage for all systems.

Key Feature 2:

Detailed visual aids (pictures and diagrams).

Key Feature 3:

Printable format for user convenience.

📋 Manual Details

Coverage Areas

Coverage Scope:

All models and repairs A-Z

Repair Types:

Mechanical and Electrical

Page Count

Estimated Page Count:

Extensive (Specific count not provided, but described as comprehensive)

Manual Type

Type:

Workshop Service Repair Manual

Language

Language:

English

Format

Format:

Printable Pages (Likely digital format with print-on-demand capability)

📖 Manual Coverage

Systems Covered

Engine:

Full Engine Overhaul, Tuning, Carburetor/Fuel Injection Servicing, Ignition System, Cooling System, Exhaust System

Transmission:

Gearbox Overhaul, Clutch System, Drive Train, Final Drive Servicing

Brakes:

Hydraulic System, Brake Pad/Disc Replacement, Bleeding Procedures, Parking Brake

Electrical:

Wiring Diagrams, Lighting System, Ignition Switch, Battery, Charging System, Starter Motor, Fuses, Horn

Chassis:

Frame Inspection and Repair, Suspension System (Front and Rear), Steering System, Wheel Bearings

Bodywork:

Fairing Removal and Installation, Seat, Storage Compartments, General Body Panel Maintenance

Fuel System:

Fuel Tank, Fuel Lines, Fuel Pump, Carburetor Tuning and Servicing

Cooling System:

Radiator, Coolant, Fan, Thermostat

Exhaust System:

Muffler, Pipes, Heat Shields

Procedures Included

Routine Maintenance:

Oil Changes, Filter Replacements, Spark Plug Service, Chain Adjustment, Air Filter Cleaning/Replacement

Troubleshooting:

Diagnostic Flowcharts, Fault Finding for Mechanical and Electrical Issues

Repair Procedures:

Step-by-step instructions for all major and minor repairs, engine rebuilds, transmission overhauls, electrical component replacement

Component Rebuilds:

Detailed procedures for rebuilding carburetors, alternators, starters, brake calipers, suspension components

Adjustment Procedures:

Valve Clearance, Carburetor Jetting, Chain Slack, Brake Lever Free Play

Technical Depth

Depth:

Comprehensive from basic user maintenance to advanced engine and electrical system diagnostics and repairs

Diagnostic Capability:

Advanced diagnostic procedures, electrical troubleshooting guides, and component testing

Visual Aid Quality:

Tons of detailed pictures and diagrams

📊 Manual Specifications

File Format

Format Details:

Printable pages imply a digital document (PDF or similar) allowing users to print only necessary sections.

Print Quality

Print Quality Recommendation:

High resolution recommended for clear viewing of diagrams and text.

Binding Type

Binding Type For Printed Copy:

Spiral-bound or comb-bound recommended for lay-flat usability in a workshop environment.

Paper Type

Paper Type Recommendation:

Durable, laminated paper stock for workshop conditions is ideal.

⚙️ Engine Specifications

Primary Engine

Engine Type:

Single-cylinder, four-stroke

Displacement:

125cc (Specific model variants might exist within this range, e.g., 124.6cc for standard 125)

Bore X Stroke:

Likely around 54mm x 54.5mm (typical for 125cc class of this era, specific data may vary)

Cooling System:

Liquid-cooled

Valve Train:

SOHC (Single Overhead Camshaft), 2 valves per cylinder (typical for this class)

Performance

Horsepower Estimate:

Approximately 15-18 HP (at 7,500-8,000 rpm, actual may vary)

Torque Estimate:

Approximately 13-15 Nm (at 6,000-7,000 rpm, actual may vary)

Fuel System

Fuel Delivery:

Carburetor (likely Mikuni or similar, size ~28-30mm)

Fuel Type:

Unleaded gasoline (95 RON recommended)

Engine Oil

Oil Type Recommendation:

SAE 10W-40 API SG or higher, JASO MA certified

Oil Capacity With Filter:

Approximately 1.5 - 1.8 Liters (check manual for exact figure)

🔧 Transmission

Standard

Transmission Type:

Automatic Continuously Variable Transmission (CVT)

Drive Type:

Belt drive

Features

Cvt Features:

Smooth power delivery, automatic gear ratio adjustment for optimal performance and economy.

Fluid Type

Cvt Fluid Specification:

Specific CVT fluid (e.g., Honda HCF-2 or similar, check manual for exact BMW spec)

Fluid Capacity

Cvt Fluid Capacity:

Approximately 0.5 - 0.7 Liters (check manual for exact figure)

📐 Dimensions

Exterior

Length:

Approx. 2000 mm (variable based on exact C1 model variant)

Width:

Approx. 760 mm (variable)

Height:

Approx. 1250 mm (including roll cage structure)

Weights

Dry Weight:

Approx. 160 - 170 kg (variable)

Gross Vehicle Weight Rating Gvwr:

Approx. 300 - 320 kg (rider + passenger + cargo)

Cargo

Cargo Capacity:

Integrated storage compartments, typically under the seat and front cowl.

Fuel Capacity

Fuel Tank Capacity:

Approx. 11 - 12 Liters

🛡️ Safety Features

Ratings

Crash Safety Features:

Unique integrated safety cell (roll cage), padded interior, potential for seatbelt integration.

Certification Standards:

Developed with automotive safety standards in mind for scooter segment.

Active Features

Braking System:

Front and rear disc brakes (likely hydraulic)

Lighting:

Headlight, taillight, turn signals, brake light.

Passive Features

Occupant Protection:

Integral safety cell providing a degree of rollover protection and impact absorption, padded cockpit.

💡 Technology Features

Infotainment

Infotainment Features:

Basic instrument cluster with speedometer, odometer, fuel gauge, and warning lights. No advanced infotainment system.

Driver Assistance

Driver Assistance Systems:

None in the modern sense. Focus is on the unique safety cell and chassis stability.

Connectivity

Connectivity Features:

No connectivity features.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 5,000 - 6,000 km or annually (check manual for exact)

Air Filter Service:

Every 5,000 km or as needed based on operating conditions (check manual)

Spark Plug Replacement:

Every 10,000 - 12,000 km (check manual for specific plug type and gap)

Transmission Fluid Change:

Every 10,000 - 12,000 km or bi-annually (check manual)

Brake Fluid Change:

Every 2 years or as per manual recommendation (DOT 4 recommended)

Fluid Specifications

Coolant Type:

Ethylene glycol based coolant, mixed 50/50 with distilled water

Brake Fluid Type:

DOT 4

Known Issues

Common Wear Items:

CVT belt wear, rear shock absorber degradation, starter motor issues in some cases.

Electrical Quirks:

Occasional issues with charging system components or dashboard electronics.

Maintenance Schedule Reference

Schedule Detail Level:

The manual provides a detailed maintenance schedule covering all intervals and required checks.

📚 Vehicle History

Brand Heritage

Bmw Motorcycles:

BMW has a long-standing reputation for engineering excellence in both cars and motorcycles, known for quality and innovation.

Model Evolution

Bmw C1 Concept:

The C1 was a pioneering concept in the scooter market, designed to offer enhanced safety and weather protection, bridging the gap between scooters and cars.

Target Market:

Primarily aimed at urban commuters in Europe, particularly those seeking a safer alternative to traditional scooters.

Production

Production Period:

Produced from 2000 to 2004, with the manual covering from 1999 onwards indicating potential pre-production or early release models.

Production Location

Manufacturing Plant:

BMW Motorrad plant in Berlin, Germany.

🏆 Awards & Recognition

Recognitions

Design Awards:

The C1's innovative safety cell design received acclaim and was recognized for its forward-thinking approach to urban mobility.

Ratings

Safety Evaluation:

Rated highly by some independent safety organizations for its protective structure compared to conventional scooters.