🏷️ Basic Information Identification Make: Audi Model: 100 / 200 Model Code: Typ 44 (C3) Years Covered: 1989, 1990, 1991 Codes Platform: Typ 44 (C3) 👋 Introduction Market Position Segment: Executive/Luxury Mid-Size Sedan and Wagon Target Audience: Audi enthusiasts, DIY mechanics, professional repair shops servicing classic Audis. Competitive Analysis Key Competitors: BMW 5 Series, Mercedes-Benz E-Class, Volvo 700 Series, Saab 9000 Key Features Audi Advantages: Quattro all-wheel drive, refined German engineering, advanced aerodynamics, spacious interior, comfortable ride Manual Advantage: Official factory data ensures accuracy and completeness for all repairs and maintenance 📋 Manual Details Coverage Areas Primary Coverage: Complete factory service and repair Secondary Coverage: Maintenance, diagnostics, troubleshooting, electrical systems, mechanical repairs Page Count Estimated Pages: Extensive (hundreds of pages) Manual Type Type: Factory Service Manual Language Language: English Format Format: Instant Download (likely PDF) Completeness Manual Completeness: Full factory service manual, covering all aspects of vehicle repair and maintenance. 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical, engine management, fuel system, exhaust system, cooling system, lubrication system Drivetrain: Manual transmission, automatic transmission, clutch, drive shafts, differentials, AWD (Quattro) Chassis: Suspension (front and rear), steering system, brake system (including ABS) Electrical: Wiring diagrams, starter system, charging system, ignition system, lighting system, instrumentation, comfort systems, climate control Body: Body panels, interior trim, exterior trim, doors, windows, locks, HVAC components Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, lubrication Repair: Component removal and installation, major system overhauls, diagnostic procedures Troubleshooting: Fault diagnosis, symptom-based troubleshooting, wiring diagram interpretation Diagnostics: Engine control unit (ECU) diagnostics, sensor testing, actuator testing Engine Overhaul: Detailed steps for engine disassembly, inspection, and reassembly, including piston ring replacement, bearing checks, valve guide servicing. Transmission Rebuild: Procedures for manual and automatic transmission rebuilds, including torque converter replacement, clutch pack servicing, gear inspection. Suspension Repair: Instructions for front strut replacement, rear shock absorber servicing, control arm bushing replacement, wheel bearing replacement. Brake System Service: Disc brake pad and rotor replacement, caliper service, brake line inspection, ABS component testing and bleeding procedures. Electrical Diagnostics: Comprehensive wiring diagrams, component location charts, diagnostic flowcharts for electrical faults. Technical Depth Depth: Comprehensive: from basic maintenance to full engine/transmission rebuilds and advanced electrical diagnostics Torque Specifications: All critical torque values for engine, transmission, chassis components provided. Alignment Specs: Wheel alignment specifications (camber, caster, toe) for front and rear axles. Diagnostic Tools: Information on specific diagnostic tools and procedures required, including fuel pressure testing for CIS. 📊 Manual Specifications File Format Digital Format: PDF (assumed for instant download) Searchability: Searchable text functionality within PDF for quick information retrieval. Print Quality Printability: High quality, designed for full or partial printing Binding Type Binding Recommendation: Coil binding or three-ring binder for ease of use Paper Type Paper Recommendation: Durable, cardstock for cover, standard or heavier weight paper for internal pages ⚙️ Engine Specifications Primary Engine Engine Options 100: 2.3L 5-Cylinder (NG, NF, KU, UF) Engine Options 200: 2.2L 5-Cylinder Turbocharged (G, KG, 3B) Performance 100 Horsepower 2.3L: ~130-136 hp Torque 2.3L: ~145-150 lb-ft Performance 200 Horsepower 2.2L Turbo: ~165-200 hp (depending on variant, e.g., 200 Turbo quattro) Torque 2.2L Turbo: ~200-220 lb-ft (depending on variant) Fuel System Fuel Injection Type: Bosch CIS-E (Continuous Injection System - Electronic) or Bosch Motronic (for turbo models) Engine Management ECU Type: Various Bosch ECUs depending on engine and year Engine Variants Engine Codes Detailed: 5-cyl: NG (2.3E), NF (2.3E), KU (2.3E), UF (2.3E); Turbo: G (2.2E), KG (2.2E Turbo), 3B (2.2 Turbo quattro) 🔧 Transmission Standard Manual Transmission Options: 5-speed manual Optional Automatic Transmission Options: 4-speed automatic (e.g., ZF 4HP22) Features Quattro AWD: Available on most models, especially the 200 series, providing excellent traction and handling Fluid Specifications Atf Type: Dexron III or equivalent (refer to specific model/year in manual) 📐 Dimensions Exterior Body Styles: Sedan (4-door), Avant (Wagon 5-door) Wheelbase: ~2610 mm (~102.8 inches) Length: ~4780-4820 mm (~188.2-189.8 inches) Weights Curb Weight Range: ~1300-1500 kg (~2866-3307 lbs) depending on model and equipment 🛡️ Safety Features Ratings Crash Testing Era: Pre-modern era; specific NHTSA/IIHS ratings may be limited or unavailable in detail. Active Features ABS: Anti-lock Braking System available, standard on some later models/trims Passive Features Airbags: Driver's airbag generally optional or standard on higher trims/later models; passenger airbag not common for this generation. Seatbelts: Three-point inertia-reel seatbelts front and rear 💡 Technology Features Infotainment Audio System: Factory premium sound systems available, cassette player standard Driver Assistance Cruise Control: Standard on most models Connectivity Early Features: Limited by era; focus on comfort and basic electronic aids. 🔧 Maintenance Service Intervals Oil Change Interval: Typically 7,500-10,000 miles or 12-15,000 km (refer to manual for specific engine/oil type) Timing Belt Replacement: Crucial for 5-cylinder engines; typically 50,000-75,000 miles or 5-7 years. Refer to manual for exact interval and procedure. Fluid Specifications Engine Oil Type: API SG/SH, SAE 10W-30 or 10W-40 (synthetic recommended for turbo...