Engine Mechanical:
Complete overhaul, disassembly, assembly, lubrication, cooling system, fuel system (injection, carburetion), exhaust system, air intake, emission controls, engine management, timing systems, cylinder head, block, pistons, crankshaft, camshafts.
Transmission Drivetrain:
Automatic and Manual Transmission (if applicable for the specific C1 model), clutch, driveshafts, differentials, final drive, gearbox overhaul, shifting mechanisms, fluid specifications and capacities.
Brakes:
Hydraulic system, ABS (Anti-lock Braking System), EBD (Electronic Brakeforce Distribution), brake fluid specifications, master cylinder, calipers, rotors, pads, brake lines, parking brake, bleeding procedures.
Suspension Steering:
Front and rear suspension components, shock absorbers, struts, springs, control arms, bushings, ball joints, steering rack, power steering system, steering column, alignment specifications, wheel bearing replacement.
Electrical Electronics:
Battery, charging system (alternator), starting system (starter motor), ignition system, lighting (headlights, taillights, interior), instrumentation, wiring diagrams, fuses, relays, ECUs (Engine Control Unit), body control module, diagnostic connectors, power distribution.
Body Chassis:
Body structure, panels, doors, windows, locks, mirrors, interior trim, seats, body repair, corrosion prevention, chassis components, welding procedures, underbody protection.
HVAC:
Heating, Ventilation, and Air Conditioning (HVAC) system, refrigerant handling, compressor, condenser, evaporator, blower motor, climate control unit, troubleshooting and repair.
Comfort Convenience:
Power windows, power locks, sunroof, remote keyless entry, alarm system, seat adjustment mechanisms, accessory systems.
Maintenance:
Scheduled maintenance intervals, oil changes, filter replacements (oil, air, fuel, cabin), fluid checks and top-offs, spark plug replacement, belt inspections and replacement, brake pad replacement, tire rotation.
Troubleshooting:
Diagnostic charts, symptom-based troubleshooting guides, common problem identification and resolution, electrical system diagnostics, engine performance issues, transmission faults.
Repair Overhaul:
Step-by-step instructions for component removal, disassembly, inspection, repair, reassembly, and installation of all major vehicle systems.
Diagnostics:
OBD-II (On-Board Diagnostics) information, fault code definitions, diagnostic connector locations, scan tool usage, sensor testing, module programming (where applicable).
Specifications Tolerances:
Detailed technical specifications, torque values, clearances, fluid capacities, electrical resistances, performance data, and acceptable tolerances for all components and systems.
Depth Of Coverage:
Comprehensive: Covers everything from basic owner maintenance to complete engine and transmission rebuilds, including advanced electrical diagnostics and body repair.
Oil Change Interval:
Typically every 5,000 - 10,000 km or annually. Manual will specify exact intervals based on usage.
Spark Plug Replacement:
Refer to manual for specific mileage or time intervals. Likely around 15,000-20,000 km.
Engine Oil Type:
API SG or higher, SAE 10W-40 or 15W-50 synthetic or semi-synthetic motorcycle oil. Manual will list exact BMW specifications.
Engine Oil Capacity:
Approximately 1.2 - 1.5 liters (check manual for exact capacity).
Coolant Type:
BMW approved antifreeze/coolant concentrate (ethylene glycol-based) mixed with distilled water. Manual specifies ratio and BMW part number.
Brake Fluid Type:
DOT 4 brake fluid. Manual will specify BMW part number and replacement intervals.
Transmission Cvt Fluid:
Specific CVT fluid, likely a proprietary BMW formulation. Manual details type, capacity, and change interval.
Common Wear Items:
CVT belt wear, brake pad wear, suspension bushings, electrical connectors (especially in humid environments).
Potential Faults:
Electrical gremlins in older units, some issues with starter motors or alternators. The manual's troubleshooting section is crucial here.
Technical Specifications Engine
Valve Clearance Intake:
Specific values provided in manual, typically in millimeters (mm) or thousandths of an inch.
Valve Clearance Exhaust:
Specific values provided in manual, typically in millimeters (mm) or thousandths of an inch.
Idle Speed Rpm:
Specified RPM range for stable idling. Manual will detail adjustment procedure.