Vehicle Class:
Naked sport touring motorcycle.
Target Audience:
Enthusiasts and owners seeking to perform their own maintenance and repairs, or professional mechanics.
Competitors Era:
Competed with other large-displacement naked bikes and sport tourers from brands like Ducati, Honda, Kawasaki, and Triumph.
Engine Layout:
Air/oil-cooled, four-stroke, flat-twin (Boxer) engine.
Drivetrain Technology:
Shaft drive, Paralever single-sided swingarm.
Braking System:
Advanced ABS II system for its time.
Engine Mechanical:
Detailed overhaul and repair of the Boxer twin-cylinder engine, including valve adjustment, piston and cylinder inspection, crankshaft and connecting rod servicing, and timing chain/sprocket checks.
Fuel System:
Comprehensive coverage of the Bosch Motronic fuel injection system, including fuel pump testing, injector diagnosis and cleaning, throttle body synchronization, and sensor calibration.
Ignition System:
Diagnosis and repair of the electronic ignition system, including spark plug recommendations, coil testing, and ECU diagnostics.
Exhaust System:
Information on exhaust manifold, catalytic converter, and muffler inspection and replacement.
Transmission:
Detailed procedures for clutch inspection and replacement, gearbox disassembly and reassembly, shift mechanism adjustment, and spline lubrication.
Driveline:
Servicing of the Paralever rear drive system, including driveshaft inspection, universal joint checks, final drive oil level and condition, and seal replacement.
Suspension:
Front fork (Telescopic) servicing, including oil changes, seal replacement, and spring inspection. Rear monoshock absorber inspection, adjustment, and replacement.
Brakes:
Complete ABS II system diagnosis and repair, including hydraulic unit testing, caliper overhaul, brake pad replacement, brake fluid bleeding procedures, and lever/pedal adjustment.
Electrical System:
Wiring diagrams, component testing (battery, alternator, starter motor, lighting, horn), fuse identification, and troubleshooting common electrical faults.
Chassis And Bodywork:
Frame inspection, body panel removal and installation, seat servicing, fuel tank mounting, and fairing component repair.
Instrumentation:
Troubleshooting and repair of the instrument cluster, including speedometer, tachometer, fuel gauge, and warning lights.
Routine Maintenance:
Oil and filter changes, air filter replacement, spark plug replacement, drive shaft lubrication, brake fluid flush, coolant level checks, and general inspection points.
Troubleshooting Diagnostics:
Systematic diagnostic procedures for engine performance issues, electrical faults, braking system irregularities, and transmission problems using fault codes where applicable.
Component Overhaul Rebuild:
Step-by-step instructions for the complete disassembly, inspection, repair, and reassembly of major engine and transmission components.
Suspension And Steering Service:
Fork seal replacement, shock absorber mounting and adjustment, and steering head bearing maintenance.
Electrical Component Testing:
Methods for testing alternators, starters, ignition coils, fuel injectors, sensors, and ECUs.
Brake System Bleeding:
Correct procedures for bleeding the ABS-equipped braking system, including front and rear circuits.
Wheel And Tire Service:
Information on wheel bearing inspection and replacement, tire mounting and balancing.
Depth Level:
Comprehensive
Diagnostic Capabilities:
Includes diagnostic trouble codes (DTCs) and flowcharts for troubleshooting electronic systems.
Torque Specifications:
Extensive list of all critical torque values for engine, chassis, and drivetrain fasteners.
Special Tools:
Identifies and describes specific BMW special tools required for various repair and maintenance procedures.
Engine Type:
DOHC, four valves per cylinder, air/oil-cooled Boxer twin
Bore X Stroke:
99 mm x 70.5 mm
Compression Ratio:
10.3:1
Horsepower:
80 hp (approx. 59 kW) at 6,750 rpm
Torque:
95 Nm (approx. 70 lb-ft) at 5,250 rpm
Fuel Delivery:
Bosch Motronic 2.4 fuel injection
Fuel Type:
Unleaded gasoline, premium octane (95 RON recommended)
Oil Type:
API SG or higher, SAE 20W-50 or SAE 15W-40 motorcycle-specific oil
Oil Capacity:
Approx. 4.0 liters (4.2 US qt) with filter change
Oil And Filter Change:
Every 10,000 km (6,000 miles) or annually, whichever comes first.
Valve Clearance Check:
Every 20,000 km (12,000 miles)
Air Filter Cleaning/Replacement:
Every 10,000 km (6,000 miles) or as needed based on conditions.
Spark Plug Replacement:
Every 20,000 km (12,000 miles)
Brake Fluid Flush:
Every 2 years
Fork Oil Change:
Every 20,000 km (12,000 miles) or as recommended by manual.
Engine Oil Spec:
API SG or higher, SAE 20W-50 or SAE 15W-40 motorcycle specific
Brake Fluid Spec:
DOT 4 (for ABS II system)
Coolant Spec:
Ethylene glycol-based coolant with corrosion inhibitors, typically a 50/50 mix with distilled water.
Fuel Pump Reliability:
Early models could experience fuel pump issues; diagnosis and replacement procedures are crucial.
Alternator Brushes:
Wear on alternator brushes is common with high mileage; replacement is a standard maintenance item.
Clutch Spline Lubrication:
Regular lubrication of the clutch and transmission splines is vital to prevent premature wear and seizing.
ABS Sensor Cleaning:
ABS sensors and tone rings can accumulate dirt, leading to system faults. Cleaning is often a simple fix.