Engine Systems:
Engine mechanicals, fuel injection, ignition, lubrication, cooling, emissions control, turbocharging (if applicable).
Transmission Systems:
Automatic and manual transmission operation, repair, overhaul, fluid specifications, and control systems.
Drivetrain Systems:
Driveshafts, differentials, axles, CV joints, all-wheel drive (xDrive) systems.
Braking Systems:
Hydraulic systems, ABS, DSC (Dynamic Stability Control), brake pads, rotors, calipers, parking brake.
Steering Systems:
Power steering systems (hydraulic or electric), steering rack, tie rods.
Suspension Systems:
Front and rear suspension components, shock absorbers, springs, control arms, bushings, Adaptive Drive systems.
Electrical Systems:
Battery, charging system, starter, lighting, power windows, locks, mirrors, wipers, horns.
Body And Chassis:
Body panels, doors, hood, trunk, convertible top mechanisms (F12), interior trim, frame/unibody construction.
Climate Control:
HVAC system operation, components, refrigerant handling, diagnosis.
Infotainment And Electronics
Infotainment Electronics:
iDrive system, audio, navigation, Bluetooth, displays, control modules.
Driver Assistance Systems
Adas Coverage:
Active cruise control, lane departure warning, blind spot detection, parking assist, cameras, sensors.
Maintenance Procedures:
Oil and filter changes, air filter replacement, spark plug replacement, brake fluid flush, coolant flush, differential fluid changes.
Diagnostic Procedures:
Troubleshooting guides, symptom-based diagnostics, wiring diagrams, fault code interpretation, using diagnostic tools (e.g., ISTA).
Repair Procedures:
Component removal and installation, sub-assembly repair, engine overhauls, transmission rebuilds, suspension component replacement.
Electrical Repairs:
Wiring harness repair, component testing and replacement, module programming and coding.
Body And Trim Repairs:
Panel replacement, door alignment, interior trim panel removal and installation, convertible top service.
Depth Of Information:
Comprehensive, covering everything from basic scheduled maintenance to complex component overhauls and electronic system diagnostics. Designed for professional technicians.
File Format:
Digital (PDF). Searchable text, hyperlinked sections, high-resolution diagrams and illustrations.
Print Quality:
High-quality scans or original source material, ensuring clarity of text, diagrams, and illustrations. Suitable for printing.
Binding Type:
N/A (for digital format). If physical, typically spiral-bound or case-bound for durability in a workshop environment.
Paper Type:
N/A (for digital format). If physical, typically on durable, high-quality paper suitable for workshop use.
Engine Variant 1 Name:
640i
Engine Variant 1 Code:
N55B30
Engine Variant 1 Configuration:
3.0L Inline-6 Twin-Scroll Turbocharged
Engine Variant 1 Horsepower:
315 hp @ 5800-6000 rpm
Engine Variant 1 Torque:
330 lb-ft @ 1300-4500 rpm
Engine Variant 2 Name:
650i
Engine Variant 2 Code:
N63B40A
Engine Variant 2 Configuration:
4.4L V8 TwinPower Turbocharged
Engine Variant 2 Horsepower:
445 hp @ 6000-6500 rpm
Engine Variant 2 Torque:
480 lb-ft @ 1750-4500 rpm
Engine Management System:
Bosch DME (Digital Motor Electronics)
Fuel Delivery:
Direct Injection (High-Pressure Fuel System)
Fuel Type:
Premium Unleaded Gasoline (91 RON or higher)
NHTSA Rating:
Typically received 4 or 5-star overall safety ratings from NHTSA for relevant body styles. Specific crash test data should be verified.
IIHS Rating:
Often achieved 'Good' ratings in IIHS crashworthiness tests, potentially earning Top Safety Pick designations.
Active Safety Features:
Dynamic Stability Control (DSC), Traction Control System (TCS), Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Brake Assist, Cornering Brake Control (CBC), optional Active Cruise Control with Stop & Go, Lane Departure Warning, Blind Spot Detection, Surround View Cameras.
Passive Safety Features:
Advanced airbag system (front, side, knee), active front head restraints, high-strength steel body structure, rollover protection (for convertible).
Infotainment System:
BMW iDrive (likely CIC or NBT Professional Navigation system).
Display Technology:
High-resolution central display, often with advanced graphics and navigation features.
Adaptive Suspension:
Optional Adaptive Drive system providing electronically controlled dampers and active roll stabilization.
Connectivity Options:
Bluetooth hands-free and audio streaming, USB integration, optional Concierge Services, Remote Services (via BMW ConnectedDrive).
Headlight Technology:
Standard Xenon headlights, optional Full LED headlights with adaptive cornering.
Oil Change Interval:
BMW Condition Based Service (CBS) system typically indicates oil changes between 10,000 to 15,000 miles or annually, whichever comes first. Consult manual for exact CBS parameters.
Spark Plug Replacement:
Typically around 60,000 miles for the N55 engine and 75,000 miles for the N63 engine, but always refer to the manual or CBS for specifics.
Brake Fluid Flush:
Recommended every 2 years, regardless of mileage.
Engine Oil Type:
BMW TwinPower Turbo SAE 0W-30 or 0W-40 Synthetic Engine Oil (meeting BMW Longlife-01 or Longlife-04 specifications, depending on market/emissions requirements).
Coolant Type:
BMW Blue Antifreeze/Coolant (G48 ethylene glycol based) mixed with distilled water.
Transmission Fluid Type:
Refer to manual for specific Steptronic ZF transmission fluid (e.g., ZF Lifeguardfluid 8 or equivalent).
Common Issues N55:
Water pump and thermostat failures, VANOS solenoids, ignition coil issues, oil filter housing gasket leaks.
Common Issues N63:
Turbocharger issues (oil leaks, premature failure), fuel injector failures, ignition coil issues, valve stem seal issues, timing chain guides (especially on early N63 variants).
Common Issues General:
Convertible top hydraulic system issues (F12), electronic control unit (ECU) faults, brake pad wear sensor issues.