This manual provides comprehensive factory service and repair information for the 1999 540i, chassis code E39. Powered by a 4.4-liter V8 engine producing approximately 282 horsepower and 324 lb-ft of torque, this luxury sedan offers a refined driving experience with standard features like ABS and traction control, and optional side airbags. Known for its advanced chassis and driving dynamics, the E39 generation, produced in Dingolfing, Germany, earned accolades such as Car and Driver's 10Best. This manual is designed for owners, DIY enthusiasts, and professional technicians seeking in-depth knowledge for maintenance and repair. The scope of this manual covers all essential aspects of the 540i, including detailed engine service, transmission repair for both automatic and manual options, brake system, electrical diagnostics with wiring diagrams, and suspension and steering systems. It also addresses cooling, fuel, and emission systems, as well as interior components, climate control, and restraint systems. With step-by-step instructions, troubleshooting guides, and advanced diagnostic procedures, this resource empowers users to perform general maintenance, periodic lubrication, and complex repairs, ensuring the longevity and optimal performance of their vehicle. 🏷️ Basic Information Identification Make: BMW Model: 540i Year: 1999 Codes Chassis Code: E39 👋 Introduction Market Position Target Audience: BMW 540i (E39) owners, DIY enthusiasts, professional technicians Competitive Analysis Manual Superiority: Actual genuine factory manual, not third-party; provides professional technician-level knowledge Key Features Content Style: Step-by-step instructions, notes, cautions, warnings, detailed illustrations, drawings, photos, enlarged insets Usability: Easy to use, no advanced computer skills required, printable on demand 📋 Manual Details Coverage Areas Coverage Scope: Complete factory service and repair Page Count Estimated Page Count: Hundreds (exact number not specified, but described as comprehensive) Manual Type Manual Classification: Factory Service Repair Manual Language Primary Language: English Format File Format: PDF Download Delivery Method: Instant download link provided after purchase completion 📖 Manual Coverage Systems Covered Engine Service: Engine service, repair, fuel injection, engine control system Transmission Service: Transmission service and repair Brake System: Brake system service and repair Electrical System: Electrical system diagnostics and repair, wiring diagrams Suspension Steering: Suspension, steering, chassis, body Cooling Fuel Emission: Cooling system, fuel injection/fuel system, emission system Comfort Restraint: Heater/Air Conditioning, Restraint System, Interior Drivetrain: Differential, Drive Axle Interior Systems: Interior trim, climate control, seating mechanisms Procedures Included Maintenance Tasks: General maintenance, periodic lubrication Troubleshooting: Troubleshooting guide, problem diagnosis and correction Wiring Diagrams: Detailed wiring diagrams for electrical systems, facilitating diagnostics Technical Depth Diagnostic Level: Advanced diagnostics, in-depth repair procedures Rebuild Capability: Full repair, maintenance, rebuilding, refurbishing, restoration Diagnostic Tools Coverage: Implied coverage of diagnostic procedures relevant to BMW's diagnostic systems (e.g., OBD-II, although specific tool references are not detailed) 📊 Manual Specifications File Format PDF Quality: High resolution, searchable Searchability: Yes, via Adobe PDF Reader's search function Print Quality Printability: Fully printable (individual pages, chapters, or entire manual) Binding Type Binding Method: N/A (Digital PDF) Paper Type Digital Storage: Save to hard drive, burn to CD-ROM ⚙️ Engine Specifications Primary Engine Engine Type: V8 Engine Displacement: 4.4 Liters (M62B44/TU) Performance Horsepower Approximate: 282 hp @ 5400 rpm Torque Approximate: 324 lb-ft @ 3600 rpm Fuel System Fuel Delivery: Multi-point fuel injection (Bosch Motronic ME 7.2 likely) Engine Control ECU Type: Engine Control Unit (ECU) details and diagnostics covered Engine Control Coverage: Detailed explanation of Engine Control System functions and troubleshooting 🔧 Transmission Standard Transmission Type Standard: 5-speed Automatic (Steptronic) Optional Transmission Type Optional: 5-speed Manual Features Transmission Coverage: Service and repair procedures for both automatic and manual transmissions 📐 Dimensions Exterior Length: 191.1 inches (4854 mm) Width: 71.3 inches (1811 mm) Height: 56.5 inches (1435 mm) Weights Curb Weight Approximate: 3,770 lbs (1710 kg) Wheelbase: 113.7 inches (2888 mm) 🛡️ Safety Features Ratings NHTSA Frontal Impact Driver: 4-star (1999 model year specific rating) NHTSA Frontal Impact Passenger: 4-star (1999 model year specific rating) Active Features Traction Control: Standard (ASC+T - Automatic Stability Control + Traction) ABS: Standard (Anti-lock Braking System) Passive Features Airbags: Frontal airbags for driver and passenger; optional side airbags Restraint System Coverage: Manual covers restraint system components and diagnostics 💡 Technology Features Infotainment Infotainment System: BMW Professional Radio/Cassette or CD player, optional navigation system (MK III or IV) Driver Assistance Cruise Control: Standard electronic cruise control Connectivity Phone Integration: Optional Bluetooth preparation and hands-free system 🔧 Maintenance Service Intervals Oil Change Interval Approximate: 10,000-15,000 miles or 12 months (flexible service interval system - CBS) Spark Plug Replacement Approximate: Every 60,000 miles (Long Life Platinum/Iridium plugs) Transmission Fluid Change Interval Approximate: Typically at 60,000-100,000 miles (consult manual for specific recommendation) Fluid Specifications Engine Oil Type: SAE 5W-30 Synthetic (BMW Longlife-01 approved or equivalent) Coolant Type: BMW Blue Antifreeze/Coolant (G48 or equivalent) Brake Fluid Type: DOT 4 Transmission Fluid Automatic: Dexron III / Mercon (or BMW approved equivalent - consult manual for specific part numbers) Differential Fluid Type: Synthetic 75W-90 GL-5 Known Issues Common...