Segment:
Luxury Grand Tourer (GT)
Target Audience:
Discerning automotive enthusiasts and professional technicians seeking authoritative repair information for the BMW 6 Series.
Competitors:
Mercedes-Benz CL-Class, Lexus SC 430, Aston Martin DB9 (in spirit and price point).
Vehicle Focus:
Emphasis on performance, luxury, advanced technology, and driving dynamics.
Manual Advantage:
Official licensing ensures accuracy and completeness mirroring BMW dealership resources, offering a significant advantage over generic repair guides.
Engine Mechanical:
Detailed diagnosis, repair, and overhaul procedures for the N62B48TU V8 engine, including VANOS, Valvetronic, ignition system, cooling system, lubrication, and emissions.
Engine Management:
Comprehensive coverage of DME (Digital Motor Electronics), sensor inputs/outputs, fuel injection control, ignition timing, and diagnostic trouble codes (DTCs).
Transmission:
Repair and diagnosis for the ZF 6HP26 (6-speed automatic) transmission, including mechatronics, torque converter, shift logic, and fluid service.
Chassis Suspension:
Front and rear suspension component identification, diagnosis, removal/installation, alignment specifications, and adaptive drive system (optional).
Brakes:
Hydraulic system diagnosis, ABS/DSC (Dynamic Stability Control) module, brake pad/rotor replacement, bleeding procedures, and parking brake system.
Steering:
Power steering system diagnosis and repair, steering column components, and Servotronic steering adjustments.
Electrical System:
Detailed wiring diagrams for all circuits, fuse/relay locations, power distribution, body control modules (BCM), and general electrical troubleshooting.
Comfort Systems:
HVAC (Heating, Ventilation, and Air Conditioning) diagnosis and repair, climate control module, seat adjustments, and door lock/window mechanisms.
Infotainment Navigation:
CCC (Car Communication Computer) unit diagnosis, iDrive system troubleshooting, audio components, and navigation system maintenance.
Bodywork Interior:
Exterior panel removal/installation, interior trim components, convertible top mechanisms (E64), and paint repair guidance.
Scheduled Maintenance:
Detailed procedures for oil changes, filter replacements, spark plug service, brake fluid flush, coolant replacement, and inspection items.
Diagnostic Troubleshooting:
Step-by-step diagnostic routines for common and complex faults, including symptom-based troubleshooting and use of diagnostic tools.
Component Replacement:
Instructions for removing, installing, and replacing all major mechanical, electrical, and body components.
Rebuilding Overhaul:
Complete engine and transmission overhaul procedures, including torque specifications, clearances, and assembly instructions.
Special Tools:
Identification and usage instructions for specialized BMW tools required for specific repair procedures.
Depth:
Comprehensive: Covers everything from routine maintenance and basic diagnostics to complete engine rebuilds, transmission overhauls, and complex electrical system repairs.
Engine Type:
Naturally Aspirated V8
Displacement:
4.8 Liters (4799 cc)
Bore X Stroke:
93.0 mm x 88.3 mm
Compression Ratio:
10.5:1
Valve Train:
DOHC (Dual Overhead Camshafts), 4 valves per cylinder with Valvetronic and Double VANOS.
Horsepower:
360 hp @ 6300 rpm
Torque:
360 lb-ft @ 3400-3800 rpm
Fuel Delivery:
Electronic Fuel Injection (EFI) with individual coil-on-plug ignition.
Fuel Type:
Premium Unleaded Gasoline (91 AKI or higher recommended)
Emission Control:
Catalytic converters, secondary air injection system, and OBD-II compliant.
NHTSA Front Impact:
5-Star (Driver and Passenger)
NHTSA Side Impact:
5-Star (Front and Rear Passenger)
Traction Control:
Dynamic Traction Control (DTC) / Dynamic Stability Control (DSC)
ABS:
Anti-lock Braking System (ABS)
Electronic Brakeforce Distribution:
Electronic Brake-force Distribution (EBD)
Brake Assist:
Brake Assist System
Tire Pressure Monitoring:
Tire Pressure Monitoring System (TPMS)
Airbags:
Front airbags, front side-impact airbags, front and rear head protection system (head airbags).
Seatbelts:
3-point inertia-reel seatbelts with pre-tensioners and force limiters.
Convertible Roll Protection:
Active roll bars deploy from headrest fairings in case of rollover (E64).
Head Unit:
Car Communication Computer (CCC) with iDrive interface.
Display:
Central 8.8-inch color LCD display.
Audio System:
Standard HiFi audio system; optional Logic 7 premium sound system.
Cruise Control:
Standard cruise control; optional Active Cruise Control (ACC).
Parking Assist:
Optional front and rear Park Distance Control (PDC).
Bluetooth:
Standard Bluetooth connectivity for hands-free calling and audio streaming.
Usb Aux:
Auxiliary audio input jack; USB integration may be optional or require adapter.
Oil Service:
Typically every 10,000-15,000 miles or 12-24 months, indicated by the Condition Based Service (CBS) system. Specific oil viscosity: BMW Longlife-01 (LL-01) approved 5W-30 or 5W-40.
Spark Plugs:
Replacement recommended every 60,000 - 100,000 miles, depending on usage and original equipment. Specific part number for N62B48TU: NGK BKR7EQUP or equivalent.
Brake Fluid:
Flush and replace every 2 years, regardless of mileage. Use DOT 4 Low Viscosity brake fluid.
Coolant:
BMW Blue Antifreeze/Coolant (G48) mixed with distilled water. Replacement interval typically every 4 years or 100,000 miles, subject to CBS.
Engine Oil Capacity:
Approx. 8.5 Liters (with filter change).
Power Steering Fluid:
Pentosin CHF 11S or equivalent hydraulic fluid (check manual for exact specification).
Differential Fluid:
SAE 75W-90 synthetic gear oil. Check manual for specific BMW approvals.
Valve Stem Seals:
N62 engines are known for oil consumption and potential valve stem seal degradation, leading to blue smoke on startup.
Oil Cooler Gaskets:
Leaking oil cooler gaskets can lead to oil seeping into the coolant system, requiring replacement of the oil cooler seals.
Ignition Coils Spark Plugs:
Premature failure of ignition coils and spark plugs can cause misfires and rough running.
Water Pump:
The electric water pump can be a failure point, leading to overheating. Early detection and replacement are crucial.
Transmission Mechatronics:
Failure of the transmission mechatronic unit can result in shifting issues or complete transmission failure. Software updates may also be required.