🏷️ Basic Information Identification Make: Porsche Model: Cayman Model Variant: Cayman S Model Code: 987C Generation: 987 Model Years Covered: 2005-2008 Codes Engine Codes Covered: 987.20 (2.7L H6), 987.21 (3.4L H6) 👋 Introduction Market Position Positioning: Mid-engine, two-seater sports car, positioned below the 911 in Porsche's lineup. Competitive Analysis Competitors: Chevrolet Corvette, BMW Z4, Audi TT, Mercedes-Benz SLK, Nissan 350Z/370Z Key Features Chassis Design: Mid-engine layout for optimal weight distribution and handling. Engine Placement: Horizontally opposed (flat) six-cylinder engines, characteristic of Porsche. Handling Dynamics: Renowned for exceptional chassis balance, steering feel, and braking performance. 📋 Manual Details Coverage Areas Full Coverage: All aspects of service, repair, and maintenance Specific Systems: Engine, Transmission, Drivetrain, Brakes, Suspension, Steering, Electrical, HVAC, Body, Interior Page Count Estimated Pages: Thousands (typical for factory service manuals of this era) Manual Type Type: Factory Service Manual / Workshop Manual / Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, disassembly, cylinder head, pistons, crankshaft, timing, lubrication, cooling Engine Management: Fuel system, ignition system, emission control systems, sensors, actuators, DME (Digital Motor Electronics) Transmission Drivetrain: Manual and Tiptronic (PDK predecessor) transmissions, clutch, driveshafts, differentials Brakes: Brake system components, ABS, PSM (Porsche Stability Management), bleeding procedures, rotor and pad replacement Suspension Steering: Front and rear suspension, shock absorbers, springs, bushings, steering system, power steering Electrical Systems: Battery, charging system, starter, lighting, wipers, horn, comfort systems, power accessories Climate Control: HVAC system operation, diagnosis, and repair, A/C refrigerant handling Body Chassis: Body panels, doors, hood, trunk, bumpers, interior trim, chassis components Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks, brake pad inspection, tire rotation Diagnostic Troubleshooting: Step-by-step diagnostic procedures for common and complex issues, fault code interpretation Repair Procedures: Detailed instructions for component removal, installation, and repair Component Rebuilds: Detailed instructions for rebuilding major components like engines and transmissions Wiring Diagrams: Comprehensive electrical wiring diagrams for all systems Technical Depth Depth: Comprehensive, from basic maintenance to in-depth diagnostics and complete overhauls Detail Level: Factory-level detail with step-by-step instructions and illustrations Illustrations: High-quality images and diagrams to guide repairs 📊 Manual Specifications File Format Format: PDF Searchability: Likely text-searchable due to PDF format Print Quality Quality: Printable at high resolution Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) Delivery Delivery Method: Instant Digital Download Compatibility Operating Systems: Windows, macOS, Linux ⚙️ Engine Specifications Primary Engine Engine Variant 1: 2.7L Flat-6 (M97.20) Displacement 1: 2687 cc (2.7 Liters) Bore X Stroke 1: 82.7 mm x 82.7 mm Compression Ratio 1: 12.0:1 Power Output 1: 245 PS (242 hp) @ 6500 rpm Torque 1: 273 Nm (201 lb-ft) @ 4600-6000 rpm Engine Variant 2: 3.4L Flat-6 (M97.21) Displacement 2: 3387 cc (3.4 Liters) Bore X Stroke 2: 93.0 mm x 79.5 mm Compression Ratio 2: 12.0:1 Power Output 2: 295 PS (291 hp) @ 6200 rpm Torque 2: 340 Nm (251 lb-ft) @ 4400-6000 rpm Fuel System Fuel Delivery: Electronic fuel injection (Bosch Motronic ME7.8) Fuel Type: Premium Unleaded Gasoline (98 RON recommended) Engine Management ECU: Bosch Motronic ME7.8 🔧 Transmission Standard Transmission Type: 6-speed Manual Transaxle Optional Transmission Type: 5-speed Tiptronic automatic (with paddle shifters) Features Clutch: Hydraulically operated single dry-plate clutch Differential: Limited Slip Differential (LSD) available as an option, standard on some models/trims. 📐 Dimensions Exterior Length: Approx. 4435 mm (174.6 in) Width: Approx. 1801 mm (70.9 in) Height: Approx. 1300 mm (51.2 in) Wheelbase: Approx. 2415 mm (95.1 in) Weights Curb Weight 2.7L: Approx. 1340 kg (2954 lbs) Curb Weight 3.4L: Approx. 1370 kg (3020 lbs) Gvw: Approx. 1720 kg (3792 lbs) 🛡️ Safety Features Ratings NHTSA Front Impact: 5-Star (for models tested) IIHS Front Overlap: Good (for models tested) Active Features Stability Control: Porsche Stability Management (PSM) standard on all models Traction Control: ASR (Anti-Slip Regulation) integrated with PSM Braking System: 4-wheel disc brakes with ABS, ventilated and cross-drilled rotors (standard on S, optional on base) Passive Features Airbags: Front and side airbags standard Rollover Protection: Integrated rollover protection bars behind seats 💡 Technology Features Infotainment Head Unit: Porsche CDR-24 or optional PCM (Porsche Communication Management) navigation system. Audio System: Bose High-End Sound System optional. Driver Assistance Parking Assist: Optional ParkAssist (parking sensors). Connectivity Bluetooth: Optional Bluetooth connectivity. Comfort Features Seats: Electrically adjustable sport seats or comfort seats available. Heated seats optional. 🔧 Maintenance Service Intervals Oil Service: Typically every 10,000 miles or 1 year, whichever comes first (check manual for exact intervals). Major Service: Included spark plug replacement, drive belt inspection/replacement, and other component checks at higher mileage intervals (e.g., 40,000-60,000 miles). Fluid Specifications Engine Oil: Porsche A40 Approved Synthetic Oil, SAE 0W-40 recommended. Capacity: approx. 8.5 liters (9.0 US quarts). Coolant: Glysantin G48 (or equivalent) mixed 50/50 with distilled water. Capacity: approx. 8.0 liters. Brake Fluid: Porsche Brake Fluid DOT 5.1. Capacity:...