🏷️ Basic Information Identification Make: BMW Model: 525i Model Generation: E60 Production Years: 2003, 2004, 2005, 2006, 2007 Codes Chassis Code: E60 Engine Code: M54B25 (for early models), N52B25 (for later models) 👋 Introduction Market Position Segment: Executive Sedan Target Audience: Owners seeking to perform their own maintenance and repairs, independent repair shops, and automotive enthusiasts. Competitive Analysis Key Competitors: Mercedes-Benz E-Class, Audi A6, Lexus GS Series, Cadillac CTS Key Features Vehicle Strengths: Balanced handling, sophisticated interior, strong inline-six engines, advanced technology for its era. Manual Value Proposition: Empowers owners and technicians with detailed, accurate information to maintain and repair the vehicle effectively, saving time and money. 📋 Manual Details Coverage Areas Primary Coverage: Service, Repair, Workshop Page Count Estimated Page Count: Extensive (typically 1000+ pages for comprehensive E60 manuals) Manual Type Manual Type: Professional Service and Repair Manual Language Language: English Format Format: Digital (likely PDF or similar electronic format) 📖 Manual Coverage Systems Covered Engine: Engine mechanical, engine electrical, fuel system, ignition system, cooling system, lubrication system, emissions control Transmission: Manual transmission, automatic transmission (including SMG if applicable), clutch, driveline, transfer case (if AWD) Brakes: Hydraulic system, ABS, DSC, parking brake, brake pad/rotor replacement, caliper service Suspension Steering: Front suspension, rear suspension, steering system, power steering, wheel alignment Electrical: Battery, charging system, starting system, lighting system, instrument cluster, body electronics, comfort modules, CAN bus system Body: Body panels, doors, hood, trunk, sunroof, interior trim, HVAC system, body hardware Procedures Included Maintenance: Scheduled maintenance (oil changes, filter replacements, spark plugs, fluid flushes), inspection procedures Repair: Component replacement, diagnostic procedures, troubleshooting guides, electrical wiring diagrams Troubleshooting: Diagnostic trouble codes (DTCs), symptom-based troubleshooting, electrical system diagnostics Technical Depth Depth Level: Comprehensive: Covers basic maintenance to complete engine and transmission overhauls, including detailed diagnostic procedures and wiring schematics. 📊 Manual Specifications File Format File Type: PDF (Searchable text, printable pages) Print Quality Image Resolution: High-resolution scans or professionally created digital content, ensuring clarity of diagrams and text. Binding Type Binding: N/A (Digital Format) Paper Type Paper Quality: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Name: BMW M54B25 (2003-2005), BMW N52B25 (2006-2007) Engine Type: Naturally Aspirated Inline 6-Cylinder Displacement Liters: 2.5 Bore Mm: 82.0 Stroke Mm: 79.5 Compression Ratio: 10.2:1 (M54B25), 10.7:1 (N52B25) Performance Horsepower Hp: 189 hp @ 6000 rpm (M54B25), 215 hp @ 6500 rpm (N52B25) Torque Lb Ft: 236 lb-ft @ 3500 rpm (M54B25), 184 lb-ft @ 2750 rpm (N52B25) (Note: N52 torque curve is flatter) Fuel System Fuel Delivery: Multi-point Fuel Injection (MPI) Fuel Type: Premium Unleaded Gasoline (91 RON or higher recommended) Engine Management ECU Type: Bosch Motronic (M54), Bosch DME (N52) 🔧 Transmission Standard Transmission Type Standard: 6-speed Manual (Getrag GS6-37BZ) Optional Transmission Type Optional: 6-speed Automatic (GM 6L45, later ZF 6HP19) Features Transmission Features: Adaptive shift control, Steptronic (manual shifting mode on automatic) Fluid Specs Automatic Transmission Fluid: BMW P/N 83 22 0 024 249 or equivalent (e.g., ZF LifeguardFluid 6) Manual Transmission Fluid: BMW P/N 81 22 9 407 752 (MTF LT-2) or equivalent 📐 Dimensions Exterior Length Mm: 4841 Width Mm: 1846 Height Mm: 1468 Wheelbase Mm: 2888 Interior Seating Capacity: 5 Cargo Trunk Volume Liters: 520 Weights Curb Weight Kg: 1565 - 1630 (depending on transmission and options) 🛡️ Safety Features Ratings NHTSA Front Impact: 5-Star (for the E60 generation) IIHS Front Offset: Good (for the E60 generation) Active Features Stability Control: Dynamic Stability Control (DSC) Traction Control: Automatic Stability Control and Traction (ASC+T) Braking Assist: Anti-lock Braking System (ABS), Electronic Brakeforce Distribution (EBD), Brake Assist Passive Features Airbags: Front airbags, front side-impact airbags, head protection system (curtain airbags for front and rear passengers) Seatbelts: 3-point inertia-reel seat belts with front belt tensioners and force limiters 💡 Technology Features Infotainment Infotainment System: iDrive (first generation), featuring a central LCD screen controlled by a rotary dial and buttons. Navigation: Optional Professional Navigation System. Audio System: Standard HiFi audio, optional Logic 7 premium sound system. Driver Assistance Parking Assistance: Optional Park Distance Control (PDC). Cruise Control: Standard cruise control, optional Active Cruise Control (ACC) on some models. Connectivity Bluetooth: Optional Bluetooth integration for hands-free calling and audio streaming. Aux Input: Optional Aux input for external audio devices. 🔧 Maintenance Service Intervals Oil Change Interval: Condition Based Service (CBS) system, typically every 10,000 - 15,000 miles or 12-24 months, depending on driving conditions. Spark Plug Replacement: Approx. 60,000 miles (M54B25, typically NGK BKR6EQUP); Approx. 100,000 miles (N52B25, typically NGK SILZKR7B11) Brake Fluid Flush: Every 2 years, regardless of mileage. Coolant Flush: BMW recommends long-life coolant (BMW Blue), typically serviced at around 45,000-60,000 miles or as indicated by CBS. Fluid Specifications Engine Oil Specification: SAE 5W-30 or 0W-30, meeting BMW Longlife-01 (LL-01) or LL-04 specification (check owner's manual for exact requirement). Engine Oil Capacity Liters: 6.5 liters (M54B25), 6.5 liters (N52B25) (including filter) Coolant Type:...