🏷️ Basic Information Identification Make: Porsche Model: 944 Variant Models Covered: 944, 944 S2, 944 Turbo S (951) Production Years Covered: 1982-1991 👋 Introduction Market Position Target Audience: Porsche 944 owners, independent repair shops, Porsche enthusiasts seeking in-depth knowledge Competitive Analysis Value Proposition: Provides professional-grade repair information comparable to dealership manuals at a fraction of the cost, with lifetime access. Key Features Completeness: Full factory coverage without limitations or trial periods. Accessibility: Instant download for use on computers, tablets, and smartphones. 📋 Manual Details Coverage Areas Documentation Scope: Comprehensive factory service, repair, and workshop procedures Page Count Estimated Pages: Hundreds (exact count not specified, but described as very detailed) Manual Type Type: Factory Service Repair Workshop Manual Language Primary Language: English Format Delivery Method: Digital Download (PDF) 📖 Manual Coverage Systems Covered Powertrain: Engine mechanicals (all variants), fuel system, ignition system, cooling system, exhaust system Drivetrain: Transmission (manual and automatic variants), clutch, driveshafts, differential Chassis: Suspension (front and rear), steering system, brakes (hydraulic and mechanical components) Electrical: Wiring diagrams, lighting, instrumentation, power accessories, starting and charging system, ECU and sensors Body And Interior: Body panels, doors, windows, interior trim, seats, HVAC system (heating, ventilation, and air conditioning) Procedures Included Maintenance: Routine service, fluid changes, filter replacements, inspections Troubleshooting: Diagnostic procedures for common and complex issues, fault code interpretation Repair: Step-by-step repair instructions for all major vehicle components and systems Overhaul: Complete engine and transmission overhaul procedures Adjustment And Calibration: Tune-up procedures, suspension alignment, brake adjustments Technical Depth Depth Of Information: Professional-level detail suitable for mechanics and serious DIY enthusiasts Diagnostic Capabilities: Includes diagnostic flowcharts and component testing procedures Visual Aids: Hundreds of detailed photos, diagrams, and exploded views 📊 Manual Specifications File Format Format Type: PDF (Portable Document Format) Searchability: Assumed searchable text content due to PDF format, enabling quick information retrieval Print Quality Print Capability: Printable (single pages or entire manual) Binding Type Binding Digital: N/A (Digital Download) Paper Type Paper Digital: N/A (Digital Download) Licensing Usage Rights: Lifetime use on multiple devices, no expiry, no renewal fees Compatibility Operating Systems: Fully compatible with Windows and macOS ⚙️ Engine Specifications Primary Engine 944 (Base): 2.5L Inline-4 (M44.01, M44.03) 944 S2: 3.0L Inline-4 (M44.06) 944 Turbo S (951): 2.5L Turbocharged Inline-4 (M44.52) Performance 944 (Base, Us Spec): 143 hp @ 5500 rpm, 147 lb-ft @ 3000 rpm (later models 150 hp) 944 S2: 208 hp @ 6000 rpm, 207 lb-ft @ 4000 rpm 944 Turbo S (951): 247 hp @ 6000 rpm, 258 lb-ft @ 4000 rpm (250 hp for 951 without 'S' designation) Fuel System Induction: Bosch LE2-Jetronic (944), Bosch Motronic (944 S2, 944 Turbo/S) Fuel Type: Unleaded gasoline, premium octane (91+ RON recommended) Engine Construction Block Material: Aluminum Alloy Cylinder Head Material: Aluminum Alloy Cooling System Type: Liquid-cooled, front-mounted radiator Timing System Drive Mechanism: Timing belt 🔧 Transmission Standard 944 (Base): 5-speed manual transaxle 944 Turbo S (951): 5-speed manual transaxle (often with specific 'S' gearing) Optional 944 (Base, S2): 3-speed automatic transaxle (Tiptronic on some later S2 models) Features Transaxle Layout: Rear-mounted transaxle (engine front, transmission rear) for near 50/50 weight distribution Fluid Specification Manual Transaxle Fluid: API GL-4 or GL-5 gear oil, SAE 75W-90 or 80W-90 (Refer to manual for exact spec) Automatic Transaxle Fluid: Dexron III/Mercon or equivalent (Refer to manual for exact spec) 📐 Dimensions Exterior Wheelbase: 2499 mm (98.4 in) Length: 4200 - 4230 mm (165.3 - 166.5 in), varies by model year/trim Width: 1715 - 1735 mm (67.5 - 68.3 in), varies by model year/trim Height: 1270 - 1290 mm (50.0 - 50.8 in), varies by model year/trim Weights Curb Weight: Approx. 1250 - 1400 kg (2756 - 3086 lbs), varies by model/options Gross Vehicle Weight Rating: Typically around 1700-1800 kg (refer to manual for specific model) Wheel And Tire Wheel Bolt Pattern: 5x130 mm Tire Sizes: Commonly 205/55 VR16 (front) and 225/50 VR16 (rear) for S2/Turbo, other sizes apply to base models 🛡️ Safety Features Ratings Crash Test Performance: No specific official ratings like NHTSA/Euro NCAP from that era readily available, but known for robust chassis construction for its time. Active Features Braking System: Four-wheel disc brakes, ABS standard on Turbo and later S2 models Passive Features Airbags: Driver-side airbag standard from mid-80s onwards, passenger airbag optional/standard on later models Seatbelts: Three-point seatbelts, often with force limiters Rollover Protection: Integrated roll bar in Targa-style roof structure 💡 Technology Features Infotainment Audio System: Factory premium sound systems (e.g., Blaupunkt or Porsche branded), cassette player, optional CD changer in later models Driver Assistance ABS: Anti-lock Braking System available on Turbo and later S2 models, standard on Turbo S. Cruise Control: Available as an option on most models Connectivity Early Features: No modern connectivity features like Bluetooth or USB; primarily mechanical and basic electrical systems. 🔧 Maintenance Service Intervals Oil Change: Every 7,500-10,000 miles...