🏷️ Basic Information Identification Make: BMW Model: 525xi Year: 2005, 2006, 2007 Codes Chassis Code: E60 (Sedan), E61 (Touring - though 525xi primarily Sedan) Engine Code: N52B25 👋 Introduction Market Position Market Segment: Executive Mid-size Sedan Competitive Analysis Key Competitors: Mercedes-Benz E-Class, Audi A6, Lexus GS, Cadillac CTS, Acura TL. Key Features Bmw Philosophy: The 525xi embodies BMW's 'Ultimate Driving Machine' philosophy, combining luxury, performance, and advanced technology with the added security of xDrive all-wheel-drive. Manual Purpose: This manual is designed to equip technicians with the precise, detailed information required for accurate diagnosis, maintenance, and repair of the E60 525xi, ensuring optimal vehicle performance and longevity. 📋 Manual Details Coverage Areas Primary Coverage: Mechanical and electrical service, repair, diagnostics, and maintenance for BMW 525xi (E60 chassis). Page Count Estimated Page Count: ~3000-5000+ pages (comprehensive factory-level) Manual Type Manual Type: Workshop Service Manual / Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine: N52B25 inline-6, engine management, fuel injection, ignition, cooling, lubrication, emissions control, timing system (VANOS, Valvetronic). Transmission: ZF 6HP19 (6-speed automatic), driveline, xDrive all-wheel-drive system, differentials, driveshafts, transfer case. Brakes: Hydraulic brake system, ABS, DSC (Dynamic Stability Control), parking brake, brake fluid specifications. Suspension Steering: Front and rear suspension components, steering system (hydraulic power steering), wheel alignment specifications, suspension diagnostics. Electrical Electronics: Complete electrical schematics, wiring diagrams, fuses, relays, battery, alternator, starter, lighting, instrument cluster, comfort electronics, GM5 module, EWS (immobilizer), diagnostic connectors (OBD-II). Body Chassis: Body panels, doors, hood, trunk, chassis structure, rust prevention, noise/vibration/harshness (NVH) solutions, body repair procedures. HVAC: Climate control system, air conditioning (A/C) service, heater core, blower motor, control modules. Interior: Seats, airbags, interior trim, safety restraint systems, seat belts, headliner. Procedures Included Maintenance: Oil change, filter replacement, spark plug replacement, coolant flush, brake fluid flush, drive belt inspection/replacement, cabin air filter replacement, battery maintenance. Repair Rebuild: Engine disassembly/assembly, transmission overhaul, suspension component replacement, brake system repair, electrical component diagnosis and replacement, body panel repair. Diagnostics: Troubleshooting guides, diagnostic trouble codes (DTCs) interpretation, live data analysis, common fault diagnosis for engine, transmission, ABS, airbags, and other systems. Specifications Data: Torque specifications for all fasteners, fluid capacities, diagnostic parameters, resistance values, component testing procedures. Technical Depth Depth Level: Comprehensive factory-level technical information suitable for professional technicians, including detailed diagrams, schematics, and step-by-step instructions. 📊 Manual Specifications File Format File Format: PDF Print Quality Print Quality: High-resolution, searchable text, clear diagrams and images suitable for printing. Binding Type Binding Type: N/A (Digital PDF format) Paper Type Paper Type: N/A (Digital PDF format) ⚙️ Engine Specifications Primary Engine Engine Type: Naturally Aspirated Inline 6-cylinder (I6) Engine Name: N52B25 Displacement: 2.5 Liters (2497 cc) Performance Horsepower: Approx. 215 hp @ 6500 rpm Torque: Approx. 214 lb-ft @ 2750 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with Direct Ignition system. Engine Control: Bosch Motronic ECU (specific designation varies, e.g., ME9.2). Engine Management Valvetrain: Double Overhead Camshafts (DOHC), 24 valves, Valvetronic and Double VANOS (variable valve timing). 🔧 Transmission Standard Transmission Type: 6-speed Steptronic Automatic Transmission Transmission Manufacturer: ZF (Model: 6HP19) Features Drivetrain: xDrive All-Wheel Drive System Transfer Case: Electronically controlled, variable torque distribution for improved traction and handling. Fluid Specifications Transmission Fluid Type: BMW LT-2 or ZF LifeguardFluid 6 (typically ATF Dexron VI equivalent). 📐 Dimensions Exterior Length: Approx. 190.7 inches (4843 mm) Width: Approx. 72.2 inches (1833 mm) Height: Approx. 57.7 inches (1465 mm) Wheelbase: Approx. 119.7 inches (3040 mm) Weights Curb Weight: Approx. 3800-3900 lbs (1724-1769 kg) 🛡️ Safety Features Ratings NHTSA Front Impact: 5-Star (for applicable model years) IIHS Side Impact: Good (for applicable model years) Active Features ABS: Standard Anti-lock Braking System Dsc: Standard Dynamic Stability Control (DSC) with DTC (Dynamic Traction Control). X Drive: Intelligent All-Wheel Drive system enhances traction and stability. Passive Features Airbags: Front, side-impact, and head curtain airbags. Seat Belts: Active front seat belts with pre-tensioners and force limiters. 💡 Technology Features Infotainment System Name: iDrive (First Generation) Features: Central controller for navigation, audio, climate control, and vehicle settings. Available with optional Bluetooth integration and voice control. Driver Assistance Stability Control: Standard DSC and DTC for enhanced vehicle control. Cruise Control: Standard cruise control, optional Active Cruise Control (ACC). Connectivity OBD Ii: Standard OBD-II diagnostic port for fault code retrieval and data monitoring. Comfort Features Climate Control: Automatic dual-zone climate control. 🔧 Maintenance Service Intervals Oil Change Interval: Variable service interval based on oil quality sensor and driving conditions (typically 10,000-15,000 miles or annually). Spark Plug Interval: Approx. 60,000 miles (for Long Life Spark Plugs, e.g., NGK PLZFR6A11S). Brake Fluid Interval: Every 2 years, regardless of mileage. Fluid Specifications Engine Oil Type: BMW Longlife-01 (LL-01) or Longlife-04 (LL-04) synthetic oil, SAE 5W-30 or 0W-30 recommended. Engine Oil Capacity: Approx. 6.5 Liters (6.9 US Quarts) Coolant Type: BMW Blue Antifreeze/Coolant (G48 formulation or equivalent). Known...