🏷️ Basic Information Identification Make: Porsche Model: 911 Carrera 4 Chassis Code: 996 Generation Generation Designation: 996 (First Generation) Production Years: 1997-2006 Codes Model Years Covered By Manual: 1998, 1999, 2000, 2001, 2002, 2003, 2004 👋 Introduction Market Position Target Audience: Professional automotive technicians, experienced DIY enthusiasts, Porsche owners seeking in-depth knowledge. Competitive Analysis Manual Value Proposition: Provides dealer-level repair information, enabling cost savings and empowering owners to maintain their Porsche to factory standards. Key Features Emphasis On Safety: Highlights safety warnings (WARNING, CAUTION) and notes to ensure safe working practices. Accuracy And Reliability: Stated to contain the most reliable information, mirroring authorized dealer service department procedures. 📋 Manual Details Coverage Areas Manual Scope: Comprehensive repair and overhaul for Porsche 911 Carrera 4 models within the specified years. Specific Coverage: Engine, transmission, fuel system, ignition, lubrication, exhaust, electrical system, bodywork, routine maintenance, diagnostics, and repair procedures. Page Count Estimated Page Count: Typically exceeds 1500 pages for complete factory service manuals of this era, though specific PDF compilation may vary. Manual Type Manual Classification: Workshop Service Manual / Repair Manual Language Language: English Format Delivery Format: PDF (Electronic) 📖 Manual Coverage Systems Covered Powertrain: Engine mechanicals (including disassembly/assembly), lubrication system, fuel system (injection, pumps, lines), cooling system, exhaust system, ignition system. Drivetrain: All-wheel drive system (Carrera 4 specific), transmission (manual and automatic), clutch, driveshafts, differentials. Chassis And Suspension: Suspension components (front and rear), steering system, wheel bearings, alignment specifications. Braking System: Brake hydraulics, calipers, discs, pads, ABS system. Electrical System: Wiring diagrams, battery, charging system, starter, lighting, instrumentation, comfort systems, ECU diagnostics. Body And Interior: Body panel removal/installation, interior trim, seating, HVAC system, safety restraints. Procedures Included Maintenance: Routine servicing, oil changes, filter replacements, fluid checks and top-offs, brake pad replacement, spark plug replacement. Troubleshooting: Diagnostic procedures for common and uncommon issues, fault code interpretation, symptom-based troubleshooting guides. Repair: Detailed step-by-step instructions for component removal, overhaul, repair, and reinstallation. Adjustments: Torque specifications for fasteners, alignment procedures, clutch adjustment, engine timing. Technical Depth Depth Of Information: Covers everything from basic tune-ups to complete engine and transmission rebuilds, comparable to authorized Porsche dealer service information. Diagnostic Capabilities: Includes procedures for using diagnostic tools (e.g., PIWIS, though older versions might be relevant) and interpreting sensor data. Special Tool Information: Identifies and illustrates special tools required for specific tasks, often with Porsche part numbers. 📊 Manual Specifications File Format File Type: PDF Print Quality Printability: Yes, designed to be printable for workshop use. Binding Type Digital Format Characteristics: Searchable text is likely; hyperlinking between sections may be present depending on the source PDF. Paper Type Physical Manual Comparison: Digital format eliminates physical paper type, but the content mirrors professionally printed manuals. ⚙️ Engine Specifications Primary Engine Engine Type: Naturally Aspirated Flat-Six (Boxer) Engine Displacement: 3.4 Liters (M96/01 engine code) Performance Horsepower: Approx. 300 PS (296 hp) at 6800 rpm Torque: Approx. 340 Nm (251 lb-ft) at 4600 rpm Fuel System Fuel Delivery: Multi-point fuel injection (MPI) Fuel Type: Premium Unleaded Gasoline (95 RON / 91 AKI) Maintenance Points Engine Oil Type: Refer to manual for specific Porsche A40 or equivalent specification (e.g., Mobil 1 0W-40) Spark Plug Recommendation: Refer to manual for specific NGK or Bosch part numbers and heat ranges. 🔧 Transmission Standard Transmission Type: 6-Speed Manual Transaxle (G96/01) Optional Transmission Type Optional: Tiptronic (5-Speed Automatic Transmission) Features All Wheel Drive System: Porsche Traction Management (PTM) – viscous coupling center differential. Maintenance Points Manual Transmission Fluid: Refer to manual for specific Porsche specification (e.g., SAE 75W-90 GL-5) Automatic Transmission Fluid: Refer to manual for specific fluid type and capacity. 📐 Dimensions Exterior Length: Approximately 4435 mm (174.6 in) Width: Approximately 1770 mm (69.7 in) Height: Approximately 1305 mm (51.4 in) Weights Curb Weight: Approximately 1450-1500 kg (3197-3307 lbs), depending on specification. Wheelbase: Approximately 2355 mm (92.7 in) 🛡️ Safety Features Ratings Crash Test Standards: Compliance with relevant European and North American safety standards of the era; specific independent ratings like IIHS/NHTSA may vary by region. Active Features ABS: Standard Anti-lock Braking System (ABS) Traction Control: Porsche Stability Management (PSM) often optional or standard depending on model year and market. Passive Features Airbags: Front airbags, side airbags. Body Structure: Reinforced safety cage, crumple zones. 💡 Technology Features Infotainment Audio System: Factory options included various head units, CD players, and premium sound systems (e.g., Bose). Navigation: Optional navigation system available on some models. Driver Assistance Parking Assistance: Optional parking sensors (ParkAssist) may be available. Connectivity Vehicle Diagnostics: On-Board Diagnostics (OBD-II) port for accessing engine and system fault codes. 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual; typically 10,000-15,000 miles or 1-2 years, whichever comes first, with specific Porsche recommendations. Major Service Interval: Refer to manual; often includes spark plug replacement, coolant flush, belt inspection/replacement, typically around 30,000-60,000 miles. Fluid Specifications Coolant Type: Glysantin G48...