🏷️ Basic Information Identification Make: BMW Model: 540i Model Variant: 540 Year: 2001 Codes Chassis Code: E39 👋 Introduction Market Position Segment: Executive Luxury Sedan Competitive Analysis Competitors: Mercedes-Benz E-Class, Audi A6, Lexus GS Key Features Driving Dynamics: Renowned BMW handling and performance Powertrain: Smooth and powerful V8 engine Interior Quality: Premium materials and refined cabin design 📋 Manual Details Coverage Areas All Systems: Yes Page Count Estimated Pages: Hundreds Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Mechanical: Complete overhaul, diagnostics, repair procedures Engine Management: DME (Digital Motor Electronics), sensors, actuators, fault codes Fuel System: Fuel pump, injectors, fuel pressure regulation, EVAP system Cooling System: Radiator, water pump, thermostat, hoses, fans Exhaust System: Catalytic converters, mufflers, exhaust manifolds, O2 sensors Transmission Automatic: GM 5L40-E: Diagnostics, repair, fluid changes, electronic controls Transmission Manual: ZF 5-speed: Clutch, gearbox overhaul, fluid service Drivetrain: Driveshafts, differential, axle shafts, wheel bearings Suspension: Front/rear suspension components, springs, shocks, control arms, bushings Steering: Power steering system, steering rack, tie rods, steering column Brakes: ABS, DSC, EBC, brake pads, rotors, calipers, hydraulic system, bleeding procedures Electrical System: Battery, alternator, starter, wiring diagrams, fuses, relays Lighting System: Headlights, taillights, interior lights, LCM (Light Control Module) Climate Control: HVAC system, blower motor, A/C compressor, refrigerant, climate control unit Infotainment: Radio, navigation system (MK III/MK IV), amplifier, speakers, CD changer Body And Interior: Door panels, seats, dashboard, trim, exterior body panels Safety Systems: Airbags, seatbelt pre-tensioners, SRS module Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks, spark plugs Troubleshooting: Diagnostic charts, symptom-based repairs, fault code interpretation Component Replacement: Step-by-step guides for major and minor components Engine Rebuild: Disassembly, inspection, reassembly of the V8 engine Transmission Overhaul: Complete teardown and rebuilding of automatic and manual transmissions Brake System Service: Pad/rotor replacement, caliper service, brake fluid flush Electrical Diagnostics: Wiring diagram interpretation, component testing Climate Control Repair: Leak detection, component replacement, system recharging Bodywork Repair: Panel alignment, dent repair, rust treatment (conceptual coverage) Technical Depth Depth: Comprehensive (from basic maintenance to full rebuilds and advanced diagnostics) Diagnostic Codes: OBD-II codes and BMW-specific fault codes Torque Specifications: Detailed torque values for all fasteners Clearances And Tolerances: Specifications for engine components, bearings, etc. Wiring Diagrams: Detailed electrical schematics for all systems 📊 Manual Specifications File Format File Type: PDF Print Quality Quality: High-resolution, printable pages Binding Type Binding Style: N/A (Digital Download - Printable) Paper Type Paper Recommendation: Standard printer paper (user selectable) Searchability Text Search: Searchable text content ⚙️ Engine Specifications Primary Engine Engine Code: M62TU (Technically Upgraded) Engine Type: 4.4L Naturally Aspirated V8 Performance Horsepower: 290 hp @ 5400 rpm Torque: 324 lb-ft @ 3600 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (Bosch Motronic ME 7.2) Fuel Type: Premium Unleaded Gasoline (91+ octane recommended) Engine Details Bore X Stroke: 94.0 mm x 79.5 mm Compression Ratio: 10.0:1 Valvetrain: Dual Overhead Camshafts (DOHC), 4 valves per cylinder Variable Valve Timing: VANOS (Variable Valve Timing System) 🔧 Transmission Standard Type: 5-speed Automatic (GM 5L40-E) Optional Type: 5-speed Manual (ZF S5-31/S5-32) Features Automatic Modes: Steptronic (manual shifting capability) Fluid Specifications Automatic Fluid Type: BMW ATF LT-3 (Dexron III compatible) 📐 Dimensions Exterior Length: 188.3 inches (4783 mm) Width: 71.0 inches (1803 mm) Height: 57.1 inches (1450 mm) Wheelbase: 113.7 inches (2890 mm) Weights Curb Weight: Approx. 3750-3850 lbs (1700-1750 kg) 🛡️ Safety Features Ratings NHTSA Frontal Impact: 4-Star (Driver and Passenger) Active Features Traction Control: ASC+T (Automatic Stability Control + Traction) Stability Control: DSC (Dynamic Stability Control) Passive Features Airbags: Frontal airbags, side-impact airbags (optional) Seatbelts: Front seatbelt pre-tensioners 💡 Technology Features Infotainment Navigation: Optional BMW Professional Navigation System (MK III or MK IV) Audio System: BMW Business CD/RDS, BMW Professional CD/RDS with optional Hi-Fi or Harman Kardon Logic 7 audio systems Driver Assistance Parking Assist: Optional Park Distance Control (PDC) Connectivity Telephone: Optional integrated Bluetooth or cellular phone preparation 🔧 Maintenance Service Intervals Oil Change: Variable (based on Condition Based Service - CBS), typically 7,500-10,000 miles or 12-15 months Spark Plugs: Approx. 100,000 miles (depending on type) Coolant Flush: Every 2-3 years or 30,000-50,000 miles Transmission Fluid Change: BMW officially stated 'lifetime' fluid, but recommended every 50,000-70,000 miles for longevity, especially for automatics. Fluid Specifications Engine Oil: BMW LL-01 (e.g., Castrol EDGE 0W-40, 5W-40) Engine Oil Capacity: Approx. 6.5 - 7.0 liters (6.9 - 7.4 US quarts) Coolant: BMW Blue Antifreeze/Coolant (G48 Ethylene Glycol based) Brake Fluid: DOT 4 LV (Low Viscosity) Known Issues Cooling System: Plastic coolant expansion tank failures, water pump leaks, thermostat housing cracks Engine: PCV valve issues (leading to oil consumption), VANOS solenoid failure, ignition coil failures Transmission: Automatic transmission 'limp mode' due to Mechatronics unit issues or fluid leaks, clutch wear (manual) Suspension: Front control arm bushings (Vibrations), sway bar links Electrical: LCM (Light...