Basic Information Identification Make: BMW Model: 5 Series Specific Model Variant: 525xi Generation Chassis Code: E60/E61 Codes Engine Code Typical: N52B25 Introduction Market Position Segment: Executive Mid-size Sedan/Wagon Competitive Analysis Key Competitors: Mercedes-Benz E-Class, Audi A6, Lexus GS, Jaguar S-Type, Volvo S80. Key Features Platform Emphasis: The E60/E61 platform emphasized driving dynamics, technology integration, and a refined luxury experience, building on BMW's 'Ultimate Driving Machine' philosophy. Powertrain Availability: The 525xi variant offered BMW's characteristic inline-six engine coupled with the xDrive all-wheel-drive system, providing enhanced traction and stability in various conditions. Manual Details Coverage Areas Applicable Years: 2005, 2006, 2007 Page Count Total Pages: 1660 Manual Type Type: Workshop Service Repair Manual Language Language: English Format File Format: PDF Manual Coverage Systems Covered Engine: 2.5L Inline-6 (N52B25) - Including diagnosis, repair, overhaul, cooling system, lubrication system, fuel system, ignition system, emission control systems. Transmission: 6-speed Manual (GS6-37BZ), 6-speed Automatic (GM 6HP19/21) - Including operation, diagnosis, repair, fluid specifications, and electronic control unit (ECU) integration. Drivetrain: xDrive All-Wheel Drive System - Including transfer case, differentials (front and rear), driveshafts, CV joints, and electronic control for torque distribution. Suspension: Front: Double-wishbone, Rear: Multi-link Integral-V - Including springs, shock absorbers, control arms, bushings, wheel bearings, steering system (Servotronic), alignment procedures, and hub assemblies. Brakes: Front: Ventilated Discs, Rear: Ventilated Discs (with ABS, DSC, CBC) - Including brake system diagnosis, caliper repair, rotor replacement, brake fluid specifications, bleeding procedures, parking brake system. Electrical System: Extensive coverage of battery, alternator, starter motor, lighting systems (headlights, taillights, interior), fuses, relays, wiring diagrams, body control module (BCM), comfort electronics, power windows, mirrors, seats, and keyless entry. Body And Chassis: Body panels, doors, hood, trunk, bumpers, interior trim, sound deadening, structural components, anti-corrosion measures, and paintwork. HVAC: Automatic Climate Control, Air Conditioning System (refrigerant type R134a), heater core, blower motor, control modules, and diagnostic procedures. Safety Systems: Airbag system (SRS), seat belt pre-tensioners, crash sensors, and diagnostic procedures for related modules. Procedures Included Maintenance: Regular scheduled maintenance, oil changes, filter replacements (oil, air, cabin), spark plug replacement, fluid checks and changes (coolant, brake fluid, transmission fluid, power steering fluid), tire rotation, battery testing. Diagnostics: Systematic troubleshooting guides, fault code interpretation (OBD-II), circuit testing, component testing, and symptom-based diagnostics for all major systems. Repair And Overhaul: Step-by-step instructions for removal, disassembly, inspection, repair, and reassembly of all vehicle components and systems, including engine components, transmission, suspension, brakes, and electrical modules. Installation: Detailed procedures for installing new or replacement parts and components, ensuring correct fitment and function. Adjustments: Precise instructions for adjustments to various systems, such as wheel alignment, idle speed (if applicable), parking brake, and electronic control module parameters. Technical Depth Depth: Comprehensive, covering everything from routine maintenance to complete engine and transmission rebuilds, detailed electrical schematics, and advanced diagnostic procedures. Detail Level: Bumper-to-bumper, with detailed explanations, pictorial diagrams, exploded views, and specific tool recommendations. Includes reference to specific service tool numbers. Manual Specifications File Format Quality: High-resolution PDF, ensuring clarity of text and diagrams. All pages are printable. Print Quality Printability: Yes, all pages are printable, allowing for on-demand printing of specific sections or the entire manual. Binding Type Binding: Digital Download (PDF format). Not a physical binding. Paper Type Paper Type: N/A (Digital Format) Engine Specifications Primary Engine Engine Type: Naturally Aspirated Inline-6 Engine Code: N52B25 (likely) Displacement: 2.5 Liters (2497 cc) Performance Horsepower: Approximately 215 hp @ 6500 rpm (specific to N52B25) Torque: Approximately 214 lb-ft @ 2750 rpm (specific to N52B25) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with Bosch Motronic MED9.2 or similar ECU. Fuel Type: Premium Unleaded Gasoline (91+ octane) Other Valvetrain: DOHC, 24 Valves, Double VANOS (variable valve timing), VALVETRONIC (variable valve lift). Engine Management System: Siemens MSV70 or similar, with extensive diagnostic capabilities. Transmission Standard Type: 6-Speed Manual Transmission (GS6-37BZ) - Often standard on 525xi models in certain markets. Optional Type: 6-Speed Automatic Transmission (GM 6HP19/21) Features AWD Integration: Both transmissions are integrated with the xDrive all-wheel-drive system, managing torque distribution between the front and rear axles. Dimensions Exterior Wheelbase: Approximately 113.7 inches (2890 mm) Length: Approximately 191.1 inches (4855 mm) Width: Approximately 72.7 inches (1846 mm) Height: Approximately 57.7 inches (1466 mm) Weights Curb Weight: Approximately 3700-3900 lbs (1680-1770 kg), varies with options. Safety Features Ratings NHTSA Front Impact: 5-Star (for 2005-2007 models, generally) IIHS Side Impact: Good (for 2005-2007 models, generally) Active Features Stability Control: Dynamic Stability Control (DSC) with integrated ABS, Traction Control (ASC/DSC). Braking Assistance: Cornering Brake Control (CBC), Dynamic Brake Control (DBC). Passive Features Airbags: Front airbags, front side-impact airbags, front and rear head curtain airbags (SIPS - Side Impact Protection System). Seat Belts: 3-point inertia-reel seat belts with pre-tensioners and force limiters for all seating positions. Technology Features Infotainment System Name: iDrive (Information and Entertainment System) Features: Central control knob and buttons, LCD screen, navigation...