🏷️ Basic Information Identification Make: Porsche Model: 911 (997) Year: 2004 Codes Chassis Code: 997 👋 Introduction Market Position Positioning: High-performance luxury sports car Competitive Analysis Competitors: Ferrari 430, Aston Martin V8 Vantage, Lamborghini Gallardo (for the era) Key Features Design Philosophy: Evolution of the iconic 911 silhouette with modern design cues Performance Focus: Renowned for driving dynamics, handling, and powerful engines Manual Value Proposition: Comprehensive resource for detailed repair and maintenance, saving on dealership costs 📋 Manual Details Coverage Areas Primary Coverage: Full Service Repair and Maintenance Diagnostic Coverage: Extensive diagnostic procedures Wiring Diagrams: Integrated with electrical service procedures Page Count Estimated Page Count: Professional technicians' data (specific count not provided, but implied extensive) Manual Type Type: Full Service Repair Manual Target Audience: Professional Technicians and Do-It-Yourself Mechanics Language Language: English Format File Format: PDF Delivery Method: Instant Download Software Requirements: Adobe PDF Reader, WinRAR Compatibility: All Versions of Windows & Mac 📖 Manual Coverage Systems Covered Engine Mechanical: Rebuild, repair, maintenance, diagnostics Engine Electrical: Diagnostics, troubleshooting, wiring diagrams Transmission: Service, repair, diagnostics Drivetrain: Service, repair, diagnostics Suspension: Repair, maintenance, diagnostics Brakes: Repair, maintenance, diagnostics Steering: Repair, maintenance, diagnostics Fuel System: Repair, maintenance, diagnostics Cooling System: Repair, maintenance, diagnostics Exhaust System: Repair, maintenance, diagnostics Body And Chassis: Refurbishment, restoration, repair Interior Trim: Repair, refurbishment HVAC System: Diagnostics, repair, maintenance Lighting System: Diagnostics, repair, wiring Instrumentation: Diagnostics, repair Procedures Included Scheduled Maintenance: Covered (implied by 'service schedules') Troubleshooting: Comprehensive troubleshooting procedures Component Removal Installation: Step-by-step numbered instructions Diagnostic Testing: Detailed diagnostic and repair procedures Rebuilding: Engine and component rebuilding Refurbishment: Covered for the vehicle Restoration: Covered for the vehicle Technical Depth Depth: Detailed sub-steps, notes, cautions, warnings Illustrations: Detailed illustrations, drawings, photos, enlarged insets Information Density: Critical information pinpointed 📊 Manual Specifications File Format Quality: Full Printable Searchability: Implied by PDF format Print Quality Printability: All pages printable Binding Type Binding: Digital (PDF), no physical binding Paper Type Paper Type: Not applicable (digital product) ⚙️ Engine Specifications Primary Engine Engine Type: Naturally Aspirated Flat-Six (Boxer) Engine Type Variant 997.1 Carrera: 3.6L (3596cc) M97.01 997.1 Carrera S: 3.8L (3824cc) M97.01 Performance Carrera Horsepower: 320 hp @ 6800 rpm Carrera Torque: 273 lb-ft @ 4250 rpm Carrera S Horsepower: 355 hp @ 6600 rpm Carrera S Torque: 295 lb-ft @ 4600 rpm Fuel System Fuel Delivery: Multi-point Fuel Injection (MPI) Engine Management ECU Type: Bosch Motronic (specific variant varies) 🔧 Transmission Standard Carrera Transmission: 6-Speed Manual Optional Carrera S Transmission: 6-Speed Manual or 5-Speed Tiptronic S Automatic Features Clutch Type: Dry single-plate clutch (manual) Fluid Specifications Manual Transmission Fluid: Porsche spec. (e.g., Pentosin, Mobil 1, refer to manual for specific viscosity) Tiptronic S Fluid: Porsche ATF spec. (e.g., ATF JWS 3309, refer to manual) 📐 Dimensions Exterior Wheelbase: Approx. 2350 mm (92.5 in) Length: Approx. 4427 mm (174.3 in) Width: Approx. 1808 mm (71.2 in) Height: Approx. 1300 mm (51.2 in) Weights Curb Weight Carrera: Approx. 1370 kg (3020 lbs) Curb Weight Carrera S: Approx. 1420 kg (3130 lbs) 🛡️ Safety Features Ratings Crash Test Data: Refer to NHTSA/Euro NCAP for specific 997 generation ratings (generally excellent) Active Features Psm Stability Control: Porsche Stability Management (standard) ABS Braking: Anti-lock Braking System (standard) Traction Control: ASR (Anti-Slip Regulation) standard, integrated with PSM Passive Features Airbags: Front, side, and head airbags (configuration may vary by market) Seatbelts: Pretensioners and load limiters 💡 Technology Features Infotainment PCM System: Porsche Communication Management (PCM) with integrated navigation, radio, CD player Driver Assistance Parking Sensors: Optional ParkAssist (front and rear) Cruise Control: Standard or optional, depending on specification Connectivity Phone Integration: Optional Bluetooth hands-free phone module 🔧 Maintenance Service Intervals Oil Change Interval: Typically annually or every 10,000-15,000 miles (refer to manual for specific mileage/time, depending on driving conditions) Major Service Interval: Often around 30,000-40,000 miles or 3-4 years, including spark plugs, filters, etc. Fluid Specifications Engine Oil Specification: Porsche A40 or C40 approved synthetic oil, viscosity typically 0W-40 or 5W-40 (verify with manual) Coolant Specification: G12++ or equivalent Porsche approved coolant (ethylene glycol-based) Brake Fluid Specification: DOT 4 or higher (e.g., DOT 5.1) Porsche approved Known Issues Intermediate Bearing: IMS bearing failure (more prevalent in earlier 996 models, but can affect some early 997.1 models) Rear Main Seal: Leaking rear main seal (RMS) Bore Scoring: Less common in 997.1 compared to some 996 models, but worth inspecting if applicable Exhaust Flange Cracking: Cracked exhaust flanges, especially on Carrera S models Interior Wear: Cupholder mechanism, door handle wear, steering wheel finish 📚 Vehicle History Brand Heritage Porsche Legacy: Longstanding reputation for engineering excellence, motorsport success, and driver-focused sports cars Model Evolution 997 Introduction: Launched in 2004 as the successor to the 996 generation, marking a return to more classic 911 design cues Design Changes From 996: Reintroduction of round headlights, revised bodywork, improved interior ergonomics Production Production Years...