🏷️ Basic Information Identification Make: Porsche Model: 911 Carrera 4 / Carrera 2 Model Code: 964 Years Covered: 1989, 1990, 1991, 1992, 1993 Chassis Codes: 964 Carrera 2: RWD; 964 Carrera 4: AWD 👋 Introduction Market Position Target Audience: Porsche enthusiasts, DIY mechanics, independent workshops specializing in air-cooled Porsches. Value Proposition: Provides comprehensive, authoritative repair and maintenance information essential for preserving the value and performance of the 964 generation Porsche 911. Competitive Analysis Competitor Manuals: Often considered a primary resource alongside official Porsche documentation, offering practical, hands-on guidance. Key Features Practicality: Emphasized as the 'most practical' manual, suggesting a user-friendly approach to complex procedures. Diy Focus: Explicitly targets the 'Do-It-Yourselfer,' indicating a strong emphasis on DIY-friendly instructions. Download Convenience: Instant download format offers immediate access and cost savings on shipping. 📋 Manual Details Coverage Areas Engine: Yes Fuel System: Yes Emission Control: Yes Cooling System: Yes Lubrication System: Yes Ignition System: Yes Starting Charging: Yes Automatic Transmission: Yes Clutch: Yes Manual Transmission: Yes Transfer Case: Yes (for Carrera 4) Propeller Shaft: Yes Drive Shafts: Yes Differential: Yes Axles: Yes Suspension: Yes Wheels Tires: Yes Brake Control: Yes Brakes: Yes Parking Brake: Yes Steering Column: Yes Power Steering: Yes Air Conditioning: Yes Supplemental Restraint System: Yes (Airbags) Seat Belts: Yes Engine Immobilizer: Yes Cruise Control: Yes Wiper Washer: Yes Door Locks: Yes Instrument Panel: Yes Seats: Yes Engine Hood Doors: Yes Exterior Interior Trim: Yes Electrical System: Yes Multiplex Can Communication: Yes Meter Audio Visual: Yes Horn: Yes Windshield Glass Mirrors: Yes Page Count Estimated Page Count: Extensive (specific number not provided, but typical for workshop manuals of this era and scope is 1000+ pages) Manual Type Manual Classification: Workshop Service Repair Manual Language Language: English Format File Format: PDF Download Availability: Instant Download Printable: Yes, all pages printable Compatibility: All Versions of Windows & Mac Software Requirements: Adobe PDF Reader 📖 Manual Coverage Systems Covered Engine Management: Comprehensive coverage of engine control unit (ECU) diagnostics, sensor data, fuel injection mapping, and ignition timing adjustments. Powertrain: Detailed explanations of engine mechanicals, torque specifications, valve adjustments, piston ring installation, crankshaft and camshaft timing, and internal component rebuild procedures. Drivetrain: In-depth information on clutch assembly, manual and automatic transmission overhaul, torque converter service, AWD system maintenance (Carrera 4), differential servicing, axle shaft replacement, and driveshaft balancing. Suspension Steering: Guidance on suspension component inspection, shock absorber and strut replacement, spring installation, ball joint and bushing service, wheel bearing replacement, power steering pump and rack maintenance, and wheel alignment procedures. Braking System: Complete diagnostic and repair procedures for hydraulic brake systems, including ABS (Anti-lock Braking System) operation, brake fluid flushing, caliper and master cylinder rebuild, brake pad and rotor replacement, and parking brake adjustment. Electrical Diagnostics: Extensive wiring diagrams, component location charts, troubleshooting guides for electrical faults, starter and alternator testing, battery service, and diagnostic procedures for lighting, gauges, and accessories. Climate Control: Service and repair for the air conditioning system, including refrigerant handling, compressor diagnostics, evaporator and condenser service, and climate control module troubleshooting. Body And Interior: Procedures for door panel removal, window regulator repair, lock mechanism servicing, seat adjustment and removal, airbag system safety precautions, and exterior trim component replacement. Procedures Included Routine Maintenance: Oil and filter changes, air filter replacement, spark plug service, fuel filter replacement, coolant flushes, brake fluid replacement, and belt tensioner adjustments. Diagnostic Troubleshooting: Step-by-step guides for identifying and resolving common and complex issues using diagnostic codes, component testing, and logical fault-finding sequences. Component Rebuilds: Detailed instructions for the complete overhaul and rebuilding of major components such as the engine, transmission, brake calipers, and power steering rack. Component Replacement: Clear instructions for removing and installing individual parts and assemblies, including torque specifications and necessary tools. Electrical Repairs: Guidance on repairing wiring harnesses, replacing sensors, troubleshooting electrical faults, and servicing electrical modules. Safety System Service: Procedures for servicing seat belt pre-tensioners, airbag module replacement (with strict safety warnings), and immobilizer system diagnostics. Technical Depth Diagnostic Level: Advanced diagnostics with detailed troubleshooting trees and component testing procedures. Repair Scope: Covers everything from minor adjustments and fluid changes to full engine and transmission rebuilds. Diagrams Illustrations: High quality diagrams and exploded views for clear visualization of component placement and assembly sequences. Torque Specifications: Includes critical torque values for engine, chassis, and drivetrain fasteners. Special Tools: Identifies and describes specialized tools required for specific repair procedures. 📊 Manual Specifications File Format Format Type: PDF Searchability: Likely text-searchable PDF, allowing for quick information retrieval. Print Quality Resolution: High quality, suitable for printing without loss of detail. Binding Type Digital Format: N/A (Digital Download) Paper Type Digital Format: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Air-cooled, naturally aspirated flat-six (M64 series) Displacement Liters: 3.6 L (3600 cc) Bore X Stroke Mm: 100.0 mm x 76.4 mm Compression Ratio: 11.0:1 Performance Horsepower Ps:...