🏷️ Basic Information Identification Make: Porsche Model: 911 Generation: 997 Model Years Covered: 2004-2009 👋 Introduction Market Position Market Segment: Luxury Sports Car Competitive Analysis Key Competitors: Ferrari 458 Italia, Lamborghini Gallardo, Aston Martin Vantage, Mercedes-Benz SLS AMG Key Features Vehicle Philosophy: Performance, driving dynamics, motorsport heritage Manual Value Proposition Value For Owner: Empowers owners to perform comprehensive maintenance and repairs, reducing reliance on specialized workshops. 📋 Manual Details Coverage Areas General Coverage: Complete Factory Service Repair Workshop Manual Page Count Page Count Estimate: Hundreds of pages (specific count not provided, but described as comprehensive) Manual Type Manual Type: Service Repair Workshop Manual Language Language: English (implied by typical Porsche documentation and sales) Format Format: Downloadable PDF 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical, lubrication, cooling, fuel, ignition, exhaust systems Transmission: Manual and Tiptronic transmission overhaul and repair, clutch system Chassis And Suspension: Front and rear suspension, steering system, wheel bearings Brakes: Brake system components, hydraulic system, ABS, PSM (Porsche Stability Management) Electrical: Battery, charging system, starter, lighting, instrumentation, infotainment wiring Body And Interior: Body panels, doors, windows, seats, HVAC system, airbags Diagnostic Systems: On-Board Diagnostics (OBD-II) procedures, fault code interpretation Procedures Included Maintenance: Routine scheduled maintenance, fluid changes, filter replacements, tune-ups Repair: Component replacement, overhaul procedures, assembly and disassembly of major systems Troubleshooting: Systematic diagnosis of common and uncommon problems, symptom-based troubleshooting guides Technical Specifications: Torque specifications, clearances, fluid capacities, electrical schematics Technical Depth Depth Of Coverage: Professional-level detail, suitable for dealership technicians and experienced DIY enthusiasts Diagrams And Illustrations: Hundreds of detailed photos and exploded diagrams 📊 Manual Specifications File Format File Format: PDF Print Quality Printability: Printable (single page or entire manual) Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) Licensing License Type: Lifetime use, no expiry dates, usable on multiple devices Compatibility Operating Systems: Windows and MAC compatible ⚙️ Engine Specifications Primary Engine Engine Type: Naturally Aspirated Flat-Six (Boxer) Engine Variants 997 Generation Engines: 3.6L Carrera, 3.8L Carrera S, GT3 variants (e.g., 3.6L GT1 Block, 3.8L GT3 RS) Performance Carrera Horsepower Range: Approx. 325-345 hp Carrera S Horsepower: Approx. 355 hp Gt3 Horsepower: Approx. 415-435 hp Fuel System Fuel Delivery: Direct fuel injection (DFI) for later models, multi-point fuel injection for earlier models Engine Management ECU Type: Bosch Motronic (specific variant varies by model year and engine) Lubrication Oil System: Dry-sump lubrication system 🔧 Transmission Standard Standard Transmission: 6-speed Manual Transmission (G97 series) Optional Optional Transmission: 5-speed Tiptronic S Automatic Transmission Features Clutch Type: Single dry-plate clutch (manual), torque converter (Tiptronic S) Transmission Fluids Manual Transmission Fluid Spec: Typically API GL-4 or GL-5 rated, specific Porsche spec (e.g., 00004320426) Tiptronic Transmission Fluid Spec: Porsche ATF Spec 043 000 (e.g., Shell ATF 3403 M-115 or equivalent) 📐 Dimensions Exterior Wheelbase: Approx. 2350 mm (92.5 in) Overall Length: Approx. 4435 mm (174.6 in) Weights Curb Weight Range: Approx. 1450 - 1570 kg (3197 - 3461 lbs), varies by model and options 🛡️ Safety Features Ratings NHTSA Crash Test Ratings: Generally high safety ratings, specific data for 997 generation may vary by region and test (often 4 or 5 stars) Active Features Stability Control: PSM (Porsche Stability Management) standard on most models Traction Control: ASR (Anti-Slip Regulation) integrated with PSM Passive Features Airbags: Frontal airbags, side airbags (often integrated into seats), optional knee airbags 💡 Technology Features Infotainment Infotainment System: Porsche Communication Management (PCM) with CD/DVD player, radio, GPS navigation, and optional Bluetooth. Driver Assistance Parking Assist: Optional front and rear ParkAssist sensors. Cruise Control: Standard or optional cruise control system. Connectivity Connectivity Options: Optional Bluetooth hands-free interface and media player integration. 🔧 Maintenance Service Intervals Oil Change Interval: Typically 10,000 miles (16,000 km) or 1 year, whichever comes first (may vary with driving style). Major Service Interval: Often around 30,000 miles (48,000 km) or 2-3 years, involving more comprehensive checks and potential component replacements. Fluid Specifications Engine Oil Specification: Porsche A40, Mobil 1 0W-40 or 5W-40 synthetic (specific viscosity may vary by climate and engine variant) Coolant Specification: Glysantin G48 or equivalent, mixed with distilled water (typically 50/50) Brake Fluid Specification: Porsche DOT 4 Plus or equivalent (e.g., Ate Typ 200) Known Issues Intermediate Shaft Bearing: While less prevalent than in the 996 generation, IMS bearing failure is still a potential concern, especially on earlier models. Bore Scoring: A concern for some direct-injection engines (especially early 997.2 Carrera models) under certain operating conditions. Exhaust System: Exhaust heat shields can sometimes loosen or rattle. Exhaust valves and actuators may also require attention. 📚 Vehicle History Brand Heritage Brand Legacy: Porsche's long and successful history in motorsport and sports car manufacturing. Model Evolution 997 Generation Introduction: Introduced in 2004 as a successor to the 996 generation, featuring updated styling and technology. 997 Facelift: The 997.2 facelift was introduced in 2008/2009, featuring updated engines...