🏷️ Basic Information Identification Make: Audi Model: 100 / Avant, 200 / Avant, 5000 Production Years: 1989, 1990, 1991 Codes Engine Code Nf: NF (CIS-E III) Engine Code Mc: MC (Turbocharged) Engine Code 3B: 3B (20-Valve Turbocharged) Generation Chassis Code: Typ 44/4C (later models) 👋 Introduction Market Position Positioning: Premium executive sedan and wagon segment of the late 1980s and early 1990s Competitive Analysis Key Competitors: BMW 5 Series, Mercedes-Benz E-Class, Volvo 700/900 Series, Saab 9000 Key Features Design Philosophy: Aerodynamic design, sophisticated engineering, Quattro all-wheel drive option Distinguishing Attributes: Comfortable ride, quiet cabin, strong performance from turbocharged engines, robust build quality 📋 Manual Details Coverage Areas Vehicle Models Covered: Audi 100, Audi 100 Avant, Audi 200, Audi 200 Avant, Audi 5000 All Styles Covered: Yes (all body styles, all trim levels) Page Count Total Pages: 2,109 Manual Type Type: Workshop Repair & Service Manual Language Language: English Format File Format: PDF Cross Platform Compatibility: Windows, Mac, Linux 📖 Manual Coverage Systems Covered Engine Systems: Engine identification, engine codes (NF, MC, 3B), technical data, tune-up specifications, engine mechanical, fuel system (CIS-E III, Turbocharged), ignition system, cooling system, exhaust system, engine electrical Transmission Systems: Transmission identification (016 Manual, 012 Manual, 087 Automatic, 097 Automatic), manual transmission repair, automatic transmission repair, drivetrain components (driveshafts, CV joints) Chassis Systems: Suspension (front and rear), steering system, braking system (including ABS), wheel and tire specifications Body And Frame: Body panel identification, structural components, interior trim, exterior trim, glass and seals Electrical Systems: Complete wiring diagrams, electrical troubleshooting, lighting systems, instrumentation, power accessories, starting and charging system Procedures Included Maintenance Procedures: Scheduled maintenance, fluid checks and changes, filter replacements, tune-ups Repair Procedures: Detailed step-by-step repair instructions for all major systems, component removal and installation, diagnostics Troubleshooting: System-specific troubleshooting guides, symptom-based diagnostics Technical Depth Depth Of Information: Comprehensive, from basic maintenance to advanced diagnostics and complete overhauls Illustrations Illustration Quality: Detailed illustrations, drawings, and photos Instructions Instruction Format: Numbered instructions, detailed sub-steps, bold figure numbers for easy matching with illustrations Critical Information Notes Cautions Warnings: Included throughout each chapter to pinpoint critical information Diagnostics Electrical Diagnostics: Combined with detailed wiring diagrams for ease of use 📊 Manual Specifications File Format File Type: PDF Print Quality Printability: Yes (Printable) File Protection Digital Rights Management: DRM-free (without any restriction) Delivery Download Method: Instant download link provided on checkout page and emailed after payment Completeness Page Completeness: 100% complete and intact, no missing or corrupt pages/sections ⚙️ Engine Specifications Primary Engine Nf Engine Code: NF Engine Type: Inline-5 Cylinder, Naturally Aspirated Displacement: 2.3 Liters (2309 cc) Fuel System: Bosch CIS-E III (Continuous Injection System Electronic) Estimated Horsepower: 130-136 hp Estimated Torque: 145-150 lb-ft Primary Engine Mc Engine Code: MC Engine Type: Inline-5 Cylinder, Turbocharged Displacement: 2.2 Liters (2226 cc) Fuel System: Bosch K-Jetronic with Turbocharger Estimated Horsepower: 165-170 hp Estimated Torque: 195-200 lb-ft Primary Engine 3B Engine Code: 3B Engine Type: Inline-5 Cylinder, Turbocharged, 20-Valve Displacement: 2.2 Liters (2226 cc) Fuel System: Bosch Motronic Engine Management with Turbocharger Estimated Horsepower: 217 hp Estimated Torque: 247 lb-ft 🔧 Transmission Standard Transmission Manual Gearbox Options: 5-speed manual (e.g., 016, 012) Optional Transmission Automatic Gearbox Options: 4-speed automatic (e.g., 087, 097) Features Drivetrain: Front-wheel drive (FWD) standard, Quattro all-wheel drive (AWD) optional on most models Towing Considerations Automatic Transmission Towing Limitations: Max 30 mph for max 30 miles without lubrication; requires driveshaft removal or CV joint modification for higher speeds/distances. 📐 Dimensions Exterior Dimensions Wheelbase: Approximately 105.5 inches (2680 mm) (Varies slightly by model) Weights Curb Weight: Approximately 3,300 - 3,800 lbs (1497 - 1724 kg) (Varies by model and engine) 🛡️ Safety Features Active Features All Wheel Drive: Optional Quattro AWD for enhanced traction and stability Passive Features Construction: Unitized body construction with integrated safety cage Interior: Impact-absorbing steering column, padded dashboard, high-strength steel in A-pillars and doors 💡 Technology Features Infotainment Audio System: Factory-installed premium sound systems (e.g., Audi Sound System, Bose options) with cassette decks and early CD players Driver Assistance Anti Lock Braking System: Optional ABS available on many models Comfort Features Climate Control: Optional automatic climate control Seats: Optional power-adjustable front seats with memory, heated seats Lighting Headlights: Aerodynamic multi-reflector halogen headlights 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 5,000 - 7,500 miles or 6-12 months, depending on driving conditions (refer to manual for exact intervals) Timing Belt Replacement: Critical for interference engines; typically every 50,000 - 60,000 miles (check manual for specific engine) Fluid Specifications Engine Oil: API SG or higher; SAE 5W-40 or 10W-40 recommended (refer to manual for specific temperature ranges) Coolant: Ethylene glycol based antifreeze, typically a 50/50 mix with distilled water Brake Fluid: DOT 3 or DOT 4 Known Issues Common Problems: Cooling system leaks (radiator, hoses, water pump), vacuum line deterioration, fuel distributor issues (CIS-E), window regulator failures, door lock...