BMW K100LT K1100RS Service Repair Manual 1999-2000

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🏷️ Basic Information Identification Make: BMW Model: K100LT / K1100RS Year: 1999-2000 Market Segment: Sport Touring / Touring Motorcycle Codes K Series Generation: Second Generation (K100LT, K1100RS) 👋 Introduction Market...

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Taper: Motorcycle

Distributeur:

UGS: 136006

Mots clés: 1999 2000 BMW Cars K100LT K1100RS Misc Motorcycle

Variantes de produits

Description

🏷️ Basic Information

Identification

Make:

Model:

K100LT / K1100RS

Year:

1999-2000

Market Segment:

Sport Touring / Touring Motorcycle

Codes

K Series Generation:

Second Generation (K100LT, K1100RS)

👋 Introduction

Market Position

Positioning:

Essential tool for owners and technicians of the BMW K100LT and K1100RS models, enabling self-sufficiency in maintenance and repair.

Competitive Analysis

Advantage:

Provides factory-level information, covering specific model years and variants, often exceeding the detail found in generic motorcycle repair manuals.

Key Features

Completeness:

Every service and repair job is covered, emphasizing its utility for virtually any maintenance or repair task.

Usability:

Aimed at enabling users to perform repairs themselves ('YOU CAN GET THAT REPAIR DONE TODAY!'), promoting cost savings and a deeper understanding of the machine.

Format Benefit:

PDF format allows for quick access, digital searching, and printing of relevant sections for workshop use.

📋 Manual Details

Coverage Areas

Covered Models:

BMW K100LT, BMW K1100RS

Covered Years:

1999, 2000

Geographic Applicability:

Global (based on factory specifications)

Page Count

Estimated Pages:

Extensive (typical for a comprehensive factory-style manual, likely 300+ pages)

Manual Type

Type:

Service and Repair Workshop Manual

Origin:

Factory Type / Professional Quality

Language

Language:

English (Assumed, typical for this market)

Format

Format:

PDF (Downloadable)

📖 Manual Coverage

Systems Covered

Engine:

Complete engine overhaul, including cylinder head, valve train, crankshaft, pistons, connecting rods, timing system, and lubrication.

Fuel System:

Fuel injection system (Bosch Motronic), fuel pump, injectors, fuel lines, fuel tank, and evaporative emissions control.

Ignition System:

Electronic ignition system, coils, spark plugs, and ECU control.

Transmission:

Gearbox overhaul, clutch operation, shifting mechanism, and final drive (driveshaft and bevel gear).

Brakes:

Front and rear brake systems, hydraulic lines, master cylinders, calipers, brake pads, brake discs, ABS system (where applicable).

Suspension:

Front fork (telescopic, conventional or inverted depending on sub-model variant), rear monoshock suspension, linkages, and adjustable damping.

Electrical System:

Wiring diagrams, battery, alternator, starter motor, lighting, instruments, control units (ECU, ABS), and accessory circuits.

Frame And Bodywork:

Chassis, frame integrity, body panels, fairings, seat assembly, fuel tank mounting, and fairing repair.

Cooling System:

Liquid cooling system, radiator, coolant hoses, water pump, thermostat, and fan operation.

Exhaust System:

Exhaust headers, mufflers, catalytic converter (if fitted), and lambda sensor operation.

Controls:

Throttle controls, clutch lever, brake levers, shift lever, and cable adjustments.

Procedures Included

Maintenance:

Scheduled maintenance, oil changes, filter replacements, spark plug checks, chain/driveshaft inspection, brake fluid flushes, coolant changes, and general inspections.

Troubleshooting:

Diagnostic procedures for common and uncommon faults, error code interpretation (if applicable), and systematic problem-solving guides.

Repair:

Step-by-step instructions for disassembly, component replacement, reassembly, and torquing specifications for virtually all mechanical and electrical components.

Engine Rebuild:

Detailed procedures for engine disassembly, inspection of wear components (pistons, rings, bearings, valves), cylinder honing, and engine reassembly with precision measurements.

Electrical Diagnostics:

Testing of sensors, actuators, wiring integrity, and ECU functions. Use of multimeters and oscilloscopes.

ABS System:

Diagnosis and repair of the Anti-lock Braking System, including sensor checks and hydraulic unit troubleshooting.

Suspension Tuning:

Adjustment procedures for suspension damping and preload for optimal handling characteristics.

Technical Depth

Depth:

Comprehensive (covering everything from basic maintenance to full engine and transmission rebuilds, including electrical system diagnostics).

Detail Level:

Factory specifications, torque values, clearance measurements, and diagnostic flowcharts.

Diagnostic Focus:

Detailed diagnostic information, including common issues and solutions for the K-series fuel injection and electrical systems.

📊 Manual Specifications

File Format

Type:

Searchability:

Likely searchable text, allowing for quick access to specific topics.

Printable:

Yes, designed to be printable for workshop use.

Print Quality

Quality:

Professional Quality (implies clear text, legible diagrams, and accurate illustrations).

Binding Type

Binding:

N/A (Digital PDF, user prints and binds as desired)

Paper Type

Paper:

N/A (Digital PDF, user prints on chosen paper type)

⚙️ Engine Specifications

Primary Engine

Type:

Inline Four-cylinder, four-stroke

K100 Displacement:

987 cc (98.7 cu in)

K1100 Displacement:

1093 cc (109.3 cu in)

Bore X Stroke K100:

67 mm x 70 mm

Bore X Stroke K1100:

70.5 mm x 70 mm

Compression Ratio K100:

10.2:1

Compression Ratio K1100:

10.5:1

Valve Actuation:

DOHC, 2 valves per cylinder (early models), 4 valves per cylinder (K1100RS)

Performance

K100 Horsepower:

Approx. 90 hp @ 8200 rpm

K1100 Horsepower:

Approx. 100 hp @ 8000 rpm

K100 Torque:

Approx. 95 Nm (70 lb-ft) @ 6000 rpm

K1100 Torque:

Approx. 107 Nm (79 lb-ft) @ 6000 rpm

Fuel System

Injection System:

Bosch Motronic Electronic Fuel Injection (EFI)

Fuel Type:

Unleaded gasoline, minimum 95 RON

Fuel Capacity:

Approx. 21 liters (5.5 US gal)

Fuel Pump Type:

Electric, in-tank

🔧 Transmission

Standard

Type:

5-speed manual gearbox

Final Drive:

Shaft drive

Features

Clutch Type:

Dry single-plate (K100LT), Wet multi-plate (K1100RS)

Gear Ratios:

Specific ratios detailed in the manual.

Transmission Oil Spec:

Refer to manual for specific BMW or SAE grade (e.g., SAE 75W/90 GL-5).

📐 Dimensions

Exterior

Wheelbase K100Lt:

Approx. 1480 mm (58.3 in)

Wheelbase K1100Rs:

Approx. 1497 mm (58.9 in)

Weights

Dry Weight K100Lt:

Approx. 239 kg (527 lbs)

Wet Weight K100Lt:

Approx. 259 kg (571 lbs)

Dry Weight K1100Rs:

Approx. 235 kg (518 lbs)

Wet Weight K1100Rs:

Approx. 256 kg (564 lbs)

🛡️ Safety Features

Ratings

Safety Standards:

Designed to meet European and US safety regulations of the era.

Active Features

Optional Bosch ABS II (Anti-lock Braking System) available on K1100RS variants.

Brakes Front:

Dual disc brakes, typically 284 mm (11.2 in) with 4-piston calipers.

Brakes Rear:

Single disc brake, typically 258 mm (10.2 in) with 2-piston caliper.

Passive Features

Lighting:

Halogen headlight, integrated turn signals, rear brake light.

Fairing:

Full fairing for aerodynamic protection and rider comfort (LT model), partial fairing with sport screen (RS model).

💡 Technology Features

Infotainment

Features:

Primarily mechanical and analogue instrumentation, with basic warning lights. No advanced infotainment systems.

Driver Assistance

Optional ABS II system on K1100RS, a significant technological advancement for its time.

Connectivity

Features:

No digital connectivity features. Communication systems (e.g., CB radio) were aftermarket additions.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Typically every 5,000-10,000 km (3,000-6,000 miles) or annually, refer to manual for precise recommendation.

Spark Plug Replacement:

Check/replace every 10,000-20,000 km (6,000-12,000 miles).

Brake Fluid Flush:

Every 2 years.

Coolant Change:

Every 2-3 years.

Fluid Specifications

Engine Oil Spec:

SAE 20W-50 or 10W-40 (API SG/SH or higher) - refer to manual for specific BMW recommendation.

Engine Oil Capacity:

Approx. 4.5 liters (4.7 US qt) with filter change.

Brake Fluid Type:

DOT 4.

Coolant Type:

Ethylene glycol based antifreeze mixture with corrosion inhibitors (BMW blue or equivalent).

Known Issues

Fuel Pump Reliability:

Early models may experience fuel pump wear; replacement often required around higher mileage.

Stator Failure:

Alternator stator can fail over time, affecting charging system. Diagnosis and replacement are common procedures.

ABS Sensor Issues:

ABS wheel speed sensors can become dirty or fail, leading to ABS warning lights.

Electrical Connector Corrosion:

Corrosion in electrical connectors, particularly on older models, can cause intermittent faults. Cleaning and dielectric grease application is recommended.

Clutch Slave Cylinder Leaks:

The clutch slave cylinder can develop leaks, affecting clutch operation.

📚 Vehicle History

Brand Heritage

Heritage:

BMW Motorrad's reputation for engineering excellence, durability, and advanced technology.

Model Evolution

K Series Introduction:

The K-series, introduced in the early 1980s, represented a significant departure from BMW's boxer-twin tradition, utilizing a transverse inline-four engine with shaft drive.

K100 Development:

The K100 was the first of the K-series, initially featuring 2 valves per cylinder. The LT (Lux Transformer) was a touring-oriented variant.

K1100 Development:

The K1100RS built upon the K100 platform, featuring an enlarged 1093cc engine, 4 valves per cylinder, and a sportier, more aerodynamic fairing. ABS became a prominent feature.

Production

Production Period K100Lt:

Mid-1980s to mid-1990s (specific variants evolved).

Production Period K1100Rs:

Early 1990s to late 1990s.

🏆 Awards & Recognition

Recognitions

Overall Reputation:

BMW K-series bikes are generally highly regarded for their robust engineering, comfortable ride, and long-distance touring capabilities.