Market Position:
The 2004 BMW 760i (E66) represented the pinnacle of BMW's luxury sedan offerings, competing directly with other top-tier ultra-luxury sedans such as the Mercedes-Benz S-Class, Audi A8, and Lexus LS. It was positioned as a technologically advanced, performance-oriented flagship model.
Competitive Analysis:
The 760i stood out with its naturally aspirated V12 engine, offering unparalleled smoothness and torque compared to V8 or V12 twin-turbocharged rivals. Its advanced iDrive infotainment system and innovative features like adaptive suspension positioned it at the cutting edge of automotive technology for its era.
Key Features:
Naturally aspirated V12 engine, advanced iDrive infotainment, Adaptive Drive suspension, executive rear seating options, premium interior materials, sophisticated styling.
Coverage Areas:
All mechanical and electrical systems, bodywork, interior, diagnostics, troubleshooting.
Page Count:
Extensive (digital format implies comprehensive coverage, typical for official BMW service manuals which often exceed 1000 pages).
Manual Type:
Official Factory Service Manual / Workshop Manual Software
Format:
Software (Digital Download/Online Access)
Systems Covered:
Engine (N73 V12), Transmission (ZF 6HP32), Driveline, Suspension (Adaptive Drive), Brakes (ABS, DSC), Steering, Fuel System, Cooling System, Exhaust System, Electrical System (including CAN bus), Body Control Module (BCM), Chassis Electronics, HVAC, Infotainment, SRS Airbag System, Immobilizer, Diagnostic Trouble Codes (DTCs).
Procedures Included:
Scheduled Maintenance, Component Removal and Installation, Repair Procedures, Troubleshooting Guides, Diagnostic Routines, Electrical Schematics, Torque Specifications, Tightening Sequences, Wiring Diagrams, Software Updates and Coding (ISTA/D capable), Fluid Capacities and Specifications, Special Tool Recommendations.
Technical Depth:
Comprehensive. Covers everything from basic fluid checks and filter replacements to complete engine and transmission overhauls, complex electrical diagnostics, and module programming. Suitable for professional technicians and advanced DIY enthusiasts.
Primary Engine:
6.0L Naturally Aspirated V12 (N73B60)
Horsepower:
438 hp @ 6000 rpm
Torque:
444 lb-ft @ 3950 rpm
Fuel System:
Sequential Electronic Fuel Injection (SEFI), Individual Coil Ignition.
Engine Layout:
V12, 60-degree bank angle
Bore X Stroke:
85.0 mm x 88.3 mm
Compression Ratio:
10.5:1
Valve Train:
Double Overhead Camshafts (DOHC), 4 valves per cylinder, VANOS (Variable Valve Timing)
Engine Management:
Bosch Motronic (specific version for N73)
Standard:
ZF 6HP32 6-Speed Automatic with Steptronic
Features:
Adaptive Shift Logic, Sport Mode, Manual Shifting (Steptronic), Electronic Gear Selector.
Transmission Fluid Type:
BMW ATF LT-5 (Lifetime fluid specification, but replacement recommended per service schedules).
NHTSA Front Impact Rating:
5-Star (estimated for the era, specific ratings for E66 might vary by year)
IIHS Side Impact Rating:
Good (estimated for the era)
Active Features:
Dynamic Stability Control (DSC), Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Brake Assist, Cornering Brake Control (CBC), Tire Pressure Monitoring System (TPMS).
Passive Features:
Front airbags, front side-impact airbags, front and rear head protection system (HPS) airbags, active front head restraints, seatbelt pre-tensioners.
Driver Assistance:
Optional Adaptive Cruise Control (ACC), Optional Parking Distance Control (PDC).
Infotainment System:
BMW iDrive (first generation) with a 6.5-inch or 8.8-inch color LCD screen, CD player, AM/FM radio, optional navigation system, optional premium sound system (e.g., Logic7).
Driver Assistance:
Adaptive Headlights, Park Distance Control (PDC), Rain-sensing wipers, Automatic climate control.
Connectivity:
Optional Bluetooth integration for hands-free calling.
Comfort Features:
Multi-zone automatic climate control, heated and ventilated front seats, optional heated rear seats, power-adjustable front seats with memory, soft-close doors, power sunroof.
Lighting:
Bi-Xenon headlights, automatic headlight control, fog lights.
Oil Change Interval:
Condition Based Service (CBS) system, typically around 10,000-15,000 miles or annually, depending on driving conditions. Consult manual for precise CBS triggers.
Spark Plug Replacement:
Refer to manual; typically around 60,000 miles for modern BMW V12 engines, but specific interval for N73 should be verified in the manual.
Transmission Fluid Service:
BMW designates the 6HP automatic transmission fluid as 'lifetime'. However, extended intervals without replacement can lead to premature wear. Professional recommendation suggests replacement between 60,000-100,000 miles. Manual will detail BMW's official stance and recommended procedures.
Engine Oil Specification:
BMW Longlife-01 (LL-01) or BMW Longlife-01 FE (LL-01 FE) approved synthetic oil. Viscosity grade typically 0W-30 or 5W-30 depending on climate. Manual will confirm exact specification and viscosity.
Coolant Specification:
BMW Blue Antifreeze/Coolant (G48), typically a 50/50 mix with distilled water.
Brake Fluid Specification:
DOT 4 Low Viscosity (LV) or DOT 4+.
Known Issues:
Coil-on-plug ignition system failures, VANOS solenoid issues, water pump leaks, coolant expansion tank cracks, electronic throttle body failures, iDrive system glitches, door handle microswitches, transmission control module (TCM) issues, front control arm bushings wear.
Oil Filter Part Number:
Refer to manual for exact P/N for N73 engine. Typically BMW P/N 11 42 7 557 010 or equivalent Mann-Filter HU 830z.
Cabin Air Filter Part Number:
Refer to manual for exact P/N. Typically BMW P/N 64 11 6 917 544 or equivalent Mann-Filter CU 2534.
Brand Heritage:
BMW, established in 1916, has a long-standing reputation for building high-performance luxury vehicles and motorcycles, often referred to as 'The Ultimate Driving Machine'.
Model Evolution:
The 7 Series debuted in 1977 as BMW's flagship sedan. The E66 generation (2002-2008) introduced significant advancements in design, technology, and luxury, replacing the E38 generation. The 760i specifically marked a return to BMW's V12 engine offerings in the 7 Series for this generation.
Production Years:
E66 7 Series: 2002-2008 (for model years 2002-2008). The 760i variant was introduced for the 2003 model year in some markets, and prominently for 2004 onwards.
Manufacturing Location:
Dingolfing, Germany
Recognitions:
While specific awards for the 2004 760i might be niche, the E66 generation of the 7 Series was generally recognized for its technological advancements and luxury appointments by automotive journalists and publications of the era.
Ratings:
Consistently rated highly for performance, comfort, and luxury features by automotive reviews.
Certifications:
N/A (Standard automotive certifications apply).
