🏷️ Basic Information Identification Make: BMW Model: Z4 Year: 2007 Generation Generation: E85/E86 Codes Chassis Codes: E85 (Roadster), E86 (Coupe) 👋 Introduction Market Position Market Position: Premium compact sports car, focused on driving dynamics and luxury Competitive Analysis Competitive Analysis: Competed with vehicles like the Porsche Boxster, Audi TT, Mercedes-Benz SLK, and Nissan 350Z. Known for its BMW driving characteristics and upscale interior. Key Features Key Features: Rear-wheel drive, balanced chassis, high-revving inline-six engines, convertible (E85) and coupe (E86) body styles, premium interior materials. Unique Selling Points Unique Selling Points: Officially licensed, derived from OE materials, convenient online format, comprehensive coverage, cost savings over dealership service. 📋 Manual Details Coverage Areas Coverage Areas: Full service and repair coverage for all systems and components Page Count Page Count: Extensive, digitally presented information equivalent to hundreds of printed pages Manual Type Manual Type: Official Service & Repair Manual Software Language Language: English Format Format: Online Software/Web-based Access 📖 Manual Coverage Systems Covered Systems Covered: Engine (including specific variants), Drivetrain, Suspension, Steering, Brakes, Electrical Systems (including wiring diagrams), HVAC, Bodywork, Interior components, Convertible Top mechanism (E85), Chassis HVAC System: Diagnosis and repair of air conditioning, heating, ventilation, climate control modules, refrigerant handling, and component replacement (compressor, blower motor, etc.). Convertible Top Mechanism: Detailed procedures for the hydraulic system, motors, switches, sensors, and fabric maintenance for the E85 Roadster model. Procedures Included Procedures Included: Routine maintenance, diagnostics, troubleshooting, component replacement, major repairs, rebuilding procedures, electrical system diagnostics, HVAC system service, convertible top service (E85) Engine Rebuild: Detailed procedures for engine disassembly, inspection, component replacement, and reassembly, including torque specifications and clearances. Drivetrain Repair: Coverage for clutch replacement, transmission overhaul, differential service, and driveshaft maintenance. Brake System Overhaul: Complete guide to brake pad and rotor replacement, caliper servicing, brake line inspection and replacement, and bleeding the brake system. Electrical Diagnostics: Comprehensive wiring diagrams, component locations, and troubleshooting guides for all electrical systems, including engine control, lighting, HVAC, and infotainment. Technical Depth Technical Depth: Comprehensive, from basic fluid changes and filter replacements to advanced engine diagnostics, transmission overhaul, and complete chassis repair Diagnostic Troubleshooting: Step-by-step troubleshooting procedures for common and complex issues, including fault code interpretation and diagnostic tool usage. Component Replacement: Clear instructions for replacing virtually all components, from small sensors to major assemblies like the engine or transmission. 📊 Manual Specifications File Format File Format: Web-based access via browser; no specific file download format (e.g., PDF) specified, but OE data is digitally presented Print Quality Print Quality: N/A (digital format), but OE data ensures high-quality technical illustrations and diagrams Binding Type Binding Type: N/A (digital format) Paper Type Paper Type: N/A (digital format) Compatibility Device Compatibility: Compatible with PC, laptop, smartphone, or tablet with internet connection and web browser. Access Duration Access Duration: 1 Year of access included, with discounts available for additional years. ⚙️ Engine Specifications Primary Engine Primary Engine: N52B30 (3.0L Inline-6) Engine Variants Engine Variants: N52B25 (2.5L Inline-6), N54B30 (3.0L Twin-Turbocharged Inline-6 - specific models like Z4 M) Performance Hp Range: 215 hp to 330 hp (depending on engine variant and model) Torque Range: 200 lb-ft to 369 lb-ft (depending on engine variant and model) Fuel System Fuel System: Electronic Fuel Injection (EFI), Valvetronic and Double VANOS variable valve timing Engine Management Engine Management: Bosch Motronic ECU with advanced diagnostics and self-learning capabilities 🔧 Transmission Standard Transmission Standard: 6-speed manual transmission Optional Transmission Optional: 6-speed automatic transmission (Steptronic with paddle shifters on some models) Features Transmission Features: Rear-wheel drive, limited-slip differential available on M models 📐 Dimensions Exterior Wheelbase: 2495 mm (98.2 in) Length: 4091-4112 mm (161.1-161.9 in) Width: 1781 mm (70.1 in) Height: 1292-1315 mm (50.9-51.8 in) Weights Curb Weight: 1400-1600 kg (3086-3527 lbs) approx. 🛡️ Safety Features Ratings Crash Test Ratings: NHTSA: Frontal: 4 stars, Side: 5 stars. IIHS: Frontal Offset: Good. (Ratings may vary slightly by model year and specific testing procedures) Active Features Active Safety Features: Dynamic Stability Control (DSC), Dynamic Traction Control (DTC), Anti-lock Braking System (ABS), Cornering Brake Control (CBC) Passive Features Passive Safety Features: Front airbags, side-impact airbags, roll-over protection (pop-up bars for Roadster) 💡 Technology Features Infotainment Infotainment System: BMW Professional Radio/Navigation system (optional), CD player, Bluetooth connectivity (optional), enhanced speaker systems. Driver Assistance Driver Assistance Features: Parking distance sensors (optional), cruise control. Connectivity Connectivity Features: Bluetooth hands-free calling, USB/Auxiliary audio input (depending on option package). 🔧 Maintenance Service Intervals Oil Change Interval: Condition-based service (CBS) system typically recommends oil changes every 10,000-15,000 miles or annually, whichever comes first. Refer to manual for specific vehicle data. Brake Fluid Interval: Every 2 years Spark Plug Interval: Typically around 60,000 miles for iridium plugs, but check specific engine variant. Fluid Specifications Engine Oil Specification: BMW Longlife-01 (LL-01) or Longlife-04 (LL-04) approved synthetic oil, SAE 0W-30 or 5W-30 recommended. Check manual for exact viscosity based on...