Segment:
Luxury Grand Tourer / Executive Sedan/Coupe hybrid.
Competitors:
Audi A7 Sportback, Mercedes-Benz CLS-Class, Porsche Panamera.
Gt Design:
Combines the sporty profile of a coupe with the practicality of a sedan, featuring a rear liftgate.
Platform:
Shared platform with the F10 5 Series sedan and F12 6 Series coupe/convertible.
Powertrain:
Engine mechanicals, fuel injection, ignition, exhaust, cooling, lubrication, turbocharging (where applicable)
Transmission:
Automatic transmission (ZF 8-speed Steptronic), drivetrain, differentials, drive shafts, CV joints
Chassis:
Suspension (front and rear), steering, brakes (ABS, DSC, EBD), wheels and tires
Electrical:
12V electrical system, charging system, starter motor, lighting, instrumentation, power accessories, comfort electronics, CAN bus communication, wiring diagrams
Body And Interior:
Body panels, doors, glass, interior trim, seats, airbags, climate control, body sealing
Electronics And Comfort:
Infotainment system (iDrive), navigation, audio, climate control, power seats, sunroof, keyless entry
Maintenance:
Routine maintenance checks, fluid changes (oil, coolant, brake fluid, transmission fluid), filter replacements, spark plug replacement, belt inspections
Diagnostics And Troubleshooting:
Fault code interpretation, diagnostic procedures for all major systems, symptom-based troubleshooting guides
Repair And Overhaul:
Engine disassembly and reassembly, transmission overhaul, brake caliper replacement, suspension component replacement, electrical component repair, body panel repair
Component Replacement:
Detailed instructions for replacing specific parts like alternators, starters, fuel pumps, water pumps, turbochargers, ECUs, sensors, etc.
Technical Specifications:
Torque specifications, clearances, pressures, diagnostic data, wiring diagrams, component locations
Depth:
Comprehensive from basic maintenance to in-depth engine and transmission rebuilds, including complex electronic system diagnostics and repairs.
Engine Code 1:
N55 (3.0L Twin-Scroll Turbocharged Inline-6)
Engine Code 2:
N63 (4.4L Twin-Turbocharged V8)
N55 Horsepower:
300 hp @ 5800 rpm
N55 Torque:
300 lb-ft @ 1200-5000 rpm
N63 Horsepower:
400 hp @ 5500-6000 rpm
N63 Torque:
450 lb-ft @ 1750-4500 rpm
Injection Type:
Direct Injection (High-Pressure)
Fuel Type:
Premium Unleaded Gasoline (91 AKI or higher recommended)
ECU Type:
Bosch DME (Digital Motor Electronics)
IIHS Rating:
Good (Top Safety Pick for some years/configurations)
NHTSA Rating:
5-Star Overall Safety Rating (typical for BMW models of this era)
Active Safety Systems:
Dynamic Stability Control (DSC), Dynamic Traction Control (DTC), Cornering Brake Control (CBC), Dynamic Brake Control (DBC), ABS, Tire Pressure Monitoring System (TPMS).
Passive Safety Features:
Front airbags, front side-impact airbags, head protection system (air curtains), active front head restraints, advanced crumple zones.
Driver Assistance:
Optional: Lane Departure Warning, Blind Spot Detection, Adaptive Cruise Control with Stop & Go, Surround View Camera, Parking Assistant.
System Name:
iDrive (CCC/CIC depending on exact production date and options)
Features:
Navigation system, AM/FM/HD radio, CD/DVD player, USB/Auxiliary input, Bluetooth connectivity for audio streaming and hands-free calling, voice control.
Standard Driver Assistance:
Parking sensors (front and rear), rearview camera.
Optional Driver Assistance:
Active Cruise Control with Stop & Go, Lane Departure Warning, Blind Spot Detection, Head-Up Display, Night Vision.
Connectivity Options:
BMW ConnectedDrive services (optional depending on market and subscription), BMW Remote Services, internet connectivity (via integrated SIM).
Comfort Tech:
Multi-zone automatic climate control, heated and ventilated front seats, power-adjustable steering column, power liftgate.
Oil Change Interval:
Variable, typically based on Condition Based Service (CBS) system, approximately 10,000-15,000 miles or annually.
Brake Fluid Interval:
Every 2 years (BMW recommended)
Transmission Service Interval:
BMW officially stated 'lifetime' for the 8-speed automatic, but specialist recommendations often suggest fluid and filter change around 60,000-80,000 miles.
Engine Oil Specification:
BMW Longlife-01 (LL-01) or BMW Longlife-04 (LL-04) depending on region and fuel quality (e.g., 5W-30 or 0W-40 synthetic).
Coolant Specification:
BMW Antifreeze/Coolant (G48), a blue ethylene glycol-based coolant.
Power Steering Fluid:
Pentosin CHF 11S or equivalent (check specific model variant).
Common Issue 1:
N63 engine's 'Tower of Power' issues: valve stem seals, carbon buildup, oil consumption, fuel injector failures, ignition coil failures (later revisions improved these).
Common Issue 2:
Water pump failures (electric pumps).
Common Issue 3:
Cooling system leaks (hose connections, radiator).
Common Issue 4:
Power steering leaks or pump issues.
Common Issue 5:
Air suspension compressor failures or leaks (if equipped).
Common Issue 6:
Infotainment system (iDrive) glitches or freezes.
