🏷️ Basic Information Identification Make: Porsche Model: 911 Carrera Chassis Code: 991 Model Years Covered: 2011, 2012, 2013, 2014, 2015, 2016 Codes Manual Product Code: P991WRM201116 👋 Introduction Market Position Market Position: The Porsche 911 Carrera (991) represents the pinnacle of sporty grand touring and performance motoring in its segment, renowned for its driving dynamics, build quality, and iconic design. Competitive Analysis Competitors: Competes directly with high-performance sports cars such as the Audi R8, Chevrolet Corvette C7, Ferrari California T, and McLaren 570S, though often distinguished by its rear-engine layout and broader appeal. Key Features Platform Innovation: The 991 generation introduced a new, longer wheelbase and a revised suspension geometry, enhancing stability and agility. It also marked a significant shift towards electric power steering, balancing feedback with efficiency. Model Significance Model Significance: The 991 Carrera is a critical evolution of the legendary 911 lineage, blending traditional Porsche values with modern technology and design for improved performance and everyday usability. Manual Value Proposition Value Proposition: This comprehensive workshop manual provides owners and technicians with the in-depth knowledge required to maintain, diagnose, and repair the Porsche 911 Carrera (991) series, ensuring optimal performance and longevity. 📋 Manual Details Coverage Areas Systems Covered: Engine mechanical, Engine management (ECU), Fuel system, Cooling system, Lubrication system, Exhaust system, Transmission (PDK & Manual), Drivetrain, Suspension (front & rear), Steering system, Brakes (ABS, PSM), Electrical system, Lighting, HVAC, Body panels, Interior trim, Safety systems (airbags, seatbelts), Diagnostics, Troubleshooting, Wiring diagrams. Page Count Estimated Page Count: ~3000+ Manual Type Manual Type: Workshop Service Repair Manual (WSRM) Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Powertrain: Comprehensive coverage of the 3.4L and 3.8L flat-six (boxer) engines, including DFI (Direct Fuel Injection), VarioCam Plus, lubrication, cooling, and exhaust systems. Detailed procedures for both the PDK (Porsche Doppelkupplung) dual-clutch transmission and the standard 7-speed manual gearbox. Procedures Included Diagnostics And Troubleshooting: Step-by-step diagnostic procedures for all major vehicle systems, including fault code interpretation, symptom-based troubleshooting, and component testing. Extensive coverage of electrical system diagnostics with detailed wiring diagrams and connector pinouts. Technical Depth Technical Depth: Advanced diagnostic and repair procedures suitable for professional technicians and experienced DIY enthusiasts. Includes detailed disassembly, assembly, inspection, and adjustment instructions for all major mechanical and electrical components. Maintenance And Repair Scheduled Maintenance: Detailed service schedules for routine maintenance, including oil changes, filter replacements, spark plug replacement, brake fluid changes, and coolant service. Specific recommendations for fluid types and capacities. Engine Overhaul Engine Rebuild: Complete engine overhaul procedures, including cylinder head removal and installation, piston and connecting rod service, crankshaft and bearing inspection, and valve timing adjustments. 📊 Manual Specifications File Format File Format: PDF File Size File Size Mb: 321 Print Quality Print Quality: High-resolution, printable pages with clear diagrams and text. Binding Type Binding Type: Digital download (no physical binding) Paper Type Paper Type: N/A (Digital Format) Searchability Searchable Text: Yes (fully searchable PDF for quick information retrieval) Compatibility Operating Systems: All Windows versions (XP, Vista, 7, 8, 10, 11), macOS, Linux. Requires a PDF reader application. ⚙️ Engine Specifications Primary Engine Engine Type: Naturally aspirated flat-six (Boxer) Displacement Carrera: 3.4 Liters (3,436 cc) Displacement Carrera S: 3.8 Liters (3,800 cc) Performance Horsepower Carrera: 350 hp @ 7,400 rpm Horsepower Carrera S: 400 hp @ 7,400 rpm Torque Carrera: 287 lb-ft (390 Nm) @ 5,600 rpm Torque Carrera S: 325 lb-ft (440 Nm) @ 5,600 rpm Fuel System Fuel Injection: Direct Fuel Injection (DFI) with multi-point injection Engine Management Engine Control Unit: Bosch Motronic (specific ECU part numbers available in manual) Engine Code Example Engine Code Ma1 01: MA1.01 (3.4L) Engine Code Ma1 02: MA1.02 (3.8L) 🔧 Transmission Standard Standard Transmission: 7-speed manual transmission Optional Optional Transmission: Porsche Doppelkupplung (PDK) 7-speed dual-clutch automatic transmission Features Pdk Features: Includes sport modes, manual shifting via paddles or selector, launch control. Manual Gear Ratios Manual Gear Ratios Example: 1st: 3.91, 2nd: 2.38, 3rd: 1.73, 4th: 1.41, 5th: 1.17, 6th: 0.93, 7th: 0.77 (for Carrera 3.4L - specific ratios vary slightly by model/year) Clutch Clutch Type: Dry single-plate clutch (manual), Dual-plate clutch (PDK) Transmission Fluid Pdk Fluid Specification: Porsche PDK Fluid (e.g., Pentosin FFL-4 or equivalent - specific P/N in manual) Manual Transmission Fluid: SAE 75W-90 GL 4 or GL 5 (check manual for exact spec) 📐 Dimensions Exterior Wheelbase: Approx. 2,450 mm (96.5 in) Length: Approx. 4,491 mm (176.8 in) Width: Approx. 1,808 mm (71.2 in) Height: Approx. 1,304 mm (51.3 in) Weights Curb Weight Carrera Manual: Approx. 1,430 kg (3,153 lbs) Curb Weight Carrera Pdk: Approx. 1,455 kg (3,208 lbs) Gross Vehicle Weight Rating: Refer to vehicle's VIN plate or manual Wheel And Tire Standard Wheel Size: 19-inch alloy wheels (Carrera), 20-inch alloy wheels (Carrera S) Standard Tire Size Front: 235/40 R19 (Carrera) Standard Tire Size Rear: 295/35 R19 (Carrera) Bolt Pattern:...