🏷️ Basic Information

Make:

BMW

Model:

750Li

Year:

2006

Chassis Code:

E66

Engine Code:

N62B48 (for 750i/Li, though N62B40 was also used in earlier 745i/Li)

👋 Introduction

Segment:

Full-Size Luxury Sedan

Target Audience:

Luxury vehicle owners, independent repair shops specializing in European vehicles, DIY enthusiasts with advanced mechanical skills

Competitors:

Mercedes-Benz S-Class, Audi A8, Lexus LS, Jaguar XJ

Vehicle Highlights:

Long wheelbase, powerful V8 engine, sophisticated iDrive infotainment, advanced comfort and safety features, premium interior materials

Benefit:

Provides expert-level repair and maintenance guidance directly from BMW, ensuring accurate and efficient servicing.

📋 Manual Details

Coverage Type:

Comprehensive Service and Repair

Estimated Pages:

Extensive (Software format, no fixed page count)

Type:

Official Workshop Manual (Software)

Language:

English

Format:

Software (likely PDF or proprietary executable)

📖 Manual Coverage

Engine:

Engine mechanical (N62 V8), lubrication, cooling, fuel delivery, ignition, emissions control, engine management systems (DME)

Transmission:

Automatic transmission (e.g., ZF 6HP26) diagnosis, repair, and fluid service

Drivetrain:

Driveshafts, differential, axles, AWD system (if applicable)

Suspension:

Front and rear suspension components, hydraulic systems, adaptive drive, self-leveling suspension

Brakes:

Hydraulic brake system, ABS, DSC (Dynamic Stability Control), brake pad/rotor replacement, hydraulic unit diagnosis

Steering:

Power steering system, steering column, Servotronic (variable assist)

Electrical:

12V electrical system, battery, alternator, starter, lighting, power accessories, wiring diagrams, fuses, relays

Body And Interior:

Body panels, doors, windows, sunroof, seats, interior trim, climate control, comfort access

Comfort Systems:

HVAC, power seats, heated/ventilated seats, panoramic sunroof, ambient lighting

Infotainment And Navigation:

iDrive system, professional navigation, audio system, Bluetooth, CCC (Car Communication Computer) module

Driver Assistance:

Adaptive Cruise Control (ACC), Lane Departure Warning (LDW), Head-Up Display (HUD), parking sensors, rearview camera

Maintenance:

Scheduled maintenance, oil changes, filter replacements, spark plug replacement, brake fluid flush

Diagnostics:

Troubleshooting common issues, reading diagnostic trouble codes (DTCs), component testing

Repair:

Component removal and installation, major and minor repairs across all covered systems

Special Tools:

Identification of required BMW special tools for specific procedures

Wiring Diagrams:

Detailed electrical wiring schematics for all vehicle systems

Depth:

Complete, from basic maintenance to complex system overhauls and diagnostics

📊 Manual Specifications

File Type:

Software/Digital (likely executable or searchable PDF)

Searchable:

Yes (typical for official software manuals)

Quality:

N/A (Digital)

Binding:

N/A (Digital)

Paper:

N/A (Digital)

Platform:

PC Compatible (Likely Windows OS)

⚙️ Engine Specifications

Engine Type:

Naturally Aspirated V8

Engine Code Family:

N62

Displacement:

4.8 Liters (4835 cc)

Horsepower:

360 hp @ 6300 rpm

Torque:

360 lb-ft @ 3400 rpm

Fuel Type:

Premium Unleaded Gasoline

Injection System:

Electronic Fuel Injection (EFI), Sequential Multi-point Injection

ECU:

Bosch Motronic DME (Digital Motor Electronics)

Valvetrain:

Double VANOS (Variable Valve Timing), Valvetronic (Variable Valve Lift)

Oil Type:

BMW Longlife-01 (e.g., Castrol EDGE 5W-30)

Oil Capacity:

Approximately 8.5 Liters (9 US quarts)

🔧 Transmission

Transmission Type:

6-speed Automatic

Transmission Model:

ZF 6HP26

Gear Selection:

Steptronic manual shift mode

Transmission Fluid:

ZF Lifeguard Fluid 6 (or equivalent approved fluid)

Fluid Capacity:

Approximately 8 Liters (for dry fill)

📐 Dimensions

Wheelbase:

3210 mm (126.4 inches)

Length:

5179 mm (203.9 inches)

Width:

1902 mm (74.9 inches)

Height:

1490 mm (58.7 inches)

Curb Weight:

Approx. 2010 kg (4430 lbs)

Gross Vehicle Weight Rating:

Approx. 2540 kg (5600 lbs)

🛡️ Safety Features

NHTSA Front Crash Test:

5-Star (for 2006 model year vehicles)

IIHS Top Safety Pick:

Not specifically rated for 2006, but generally performed well in its class.

Stability Control:

Dynamic Stability Control (DSC), Traction Control System (TCS)

Braking System:

Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Brake Assist

Airbags:

Front, side-impact, and head protection airbags

Seatbelts:

Pretensioning and force-limiting seatbelts

💡 Technology Features

System Name:

iDrive (CCC - Car Communication Computer)

Features:

Central control knob, high-resolution displays, navigation, radio, CD changer, Bluetooth hands-free, optional voice control.

Adaptive Cruise Control:

Optional Adaptive Cruise Control (ACC) with radar-based distance keeping.

Lane Departure Warning:

Optional Lane Departure Warning (LDW) system.

Head Up Display:

Optional Head-Up Display (HUD) projecting critical information onto the windshield.

Bluetooth:

Integrated Bluetooth for hands-free calling and audio streaming.

Seat Technology:

Multi-contour front seats with heating, ventilation, and memory functions; optional comfort rear seats.

Lighting:

Xenon Adaptive Headlights, interior ambient lighting.

🔧 Maintenance

Oil Change Interval:

Variable Service Interval Indicator (VSI) – typically 10,000-15,000 miles or as indicated by the vehicle, using synthetic oil.

Brake Fluid Flush:

Every 2 years, regardless of mileage.

Spark Plug Replacement:

Approximately 60,000 miles for the N62 V8 engine.

Transmission Service:

Recommended fluid and filter change around 60,000-100,000 miles, though BMW historically considered it 'lifetime' fluid. Professional advice is crucial here.

Coolant:

BMW Blue Antifreeze/Coolant (G48 ethylene glycol based)

Power Steering Fluid:

Pentosin CHF 11S (or equivalent approved hydraulic fluid)

Common Problems:

Valve cover gasket leaks, oil pan gasket leaks, coolant leaks (e.g., water pump, hoses), ignition coil failures, VANOS solenoid issues, E65/E66 electronic gremlins (CCC, iDrive), ABS/DSC module failures, active steering pump issues, fuel pump failures.

Maintenance Recommendations:

Regular inspection of all gaskets, cooling system components, and electronic modules is highly recommended due to the complexity of the vehicle.

📚 Vehicle History

Brand Focus:

BMW is renowned for its 'Ultimate Driving Machine' philosophy, emphasizing performance, engineering, and luxury.

Generation:

E65/E66 is the fourth generation of the BMW 7 Series (introduced in 2001, facelift in 2005).

Introduction Of 750Li:

The 750Li designation marked a return to numerically descriptive badging, replacing the 745Li and representing the 4.8L V8 engine.

Production Location:

Dingolfing, Germany

Production Years:

2005-2008 (for the E66 facelift generation with the 750Li model)

🏆 Awards & Recognition

Luxury Awards:

While specific awards for the 2006 750Li are not widely publicized, the 7 Series generation consistently received accolades for its technological innovation, ride comfort, and luxury appointments within the automotive press.