🏷️ Basic Information Identification Make: Audi Model: 90 B3 Generation: B3 (Typ 89/8A) Production Years: 1986-1991 Codes Chassis Code: Typ 89 / 8A 👋 Introduction Market Position Target Audience: Audi 90 B3 owners, DIY mechanics, professional technicians Competitive Analysis Manual Comparison: Same manual used in local service/repair shops, original manufacturer documentation Key Features Value Proposition: Save hundreds to thousands in repair bills by performing repairs yourself, comprehensive diagnostic and repair information Accessibility: Instant download for immediate access 📋 Manual Details Coverage Areas All Models Engines Trims: Yes Page Count Estimated Page Count: Hundreds of pages (specific count not provided, but described as comprehensive) Manual Type Type: Workshop Repair Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Service Repair: Yes Transmission Service Repair: Yes Brake System: Yes Wiring Diagrams: Yes Electrical System: Yes Suspension: Yes Periodic Lubrication: Yes Steering: Yes Cooling System: Yes Fuel Injection Fuel System: Yes Emission System: Yes Heater Air Conditioning: Yes Engine Control System: Yes Chassis Body: Yes Restraint System: Yes Interior: Yes Differential Drive: Yes Axle: Yes Procedures Included General Maintenance: Yes Troubleshooting: Yes Diagnostic Procedures: Yes Repair Procedures: Yes Disassembly Assembly: Yes Cleaning Reinstalling: Yes Technical Specifications: Yes Technical Depth Depth: Professional-level, including diagnostics, maintenance, and repair Illustrations Presence Of Illustrations: Detailed illustrations, drawings, and photos Instructions Instruction Style: Numbered instructions, detailed substeps, easy-to-follow directions Notes Cautions Presence Of Notes Cautions: Yes, notes, cautions, and warnings pinpoint critical information 📊 Manual Specifications File Format File Type: PDF Print Quality Printability: Full Printable Zoom Zoom Functionality: Yes Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download) Delivery Delivery Method: Instant Download Requirements Software Requirements: Adobe PDF Reader & WinZip Compatibility Operating System Compatibility: All Versions of Windows & Mac ⚙️ Engine Specifications Primary Engine Engine Options Covered: All engine types for the 1986-1991 Audi 90 B3 (Includes 5-cylinder engines) Engine Variants Common Engines: 2.0L (RU, RT), 2.3L (NG, NF, UF, KG, GZ, PS, KX) Performance Horsepower Torque Details: Specifications for various engine variants will be detailed in the manual. Fuel System Fuel Injection Systems: Detailed coverage of K-Jetronic, KE-Jetronic, and Motronic fuel injection systems. 🔧 Transmission Standard Standard Transmission Type: Manual transmission (e.g., 5-speed) Optional Optional Transmission Type: Automatic transmission (e.g., 3-speed, 4-speed) Features Transmission Coverage: Service, repair, and troubleshooting for both manual and automatic transmissions. 📐 Dimensions Exterior Body Styles Covered: Sedan (4-door) and Coupe (2-door) variants of the B3 platform. Weights Curb Weight Ranges: Manual will contain specific weight data for different configurations. 🛡️ Safety Features Ratings Crash Test Information: While specific ratings may not be in the repair manual, it covers safety systems. Active Features Braking Systems: Detailed coverage of front disc and rear drum or disc brake systems. Passive Features Restraint Systems: Information on seat belts and related components. 💡 Technology Features Infotainment Original Infotainment Systems: Coverage of original Audi radio systems and speaker configurations. Driver Assistance ABS Availability: Information on Anti-lock Braking System (ABS) diagnostics and repair if equipped. Connectivity Electrical Diagnostics: Comprehensive electrical system diagnostics, including wiring for various features. 🔧 Maintenance Service Intervals Recommended Intervals: Detailed schedule for oil changes, filter replacements, timing belt replacement, etc., will be provided. Fluid Specifications Engine Oil Type: Manual will specify API classifications and viscosity grades (e.g., 5W-40, 10W-40) based on engine and climate. Coolant Type: G11 or equivalent coolant specifications. Transmission Fluid: Specific ATF (Automatic Transmission Fluid) or gear oil types and capacities. Brake Fluid: DOT 3 or DOT 4 brake fluid specification. Power Steering Fluid: G002 000 or equivalent specification. Known Issues Common Wear Items: Manual likely covers common wear items such as CV joints, exhaust systems, suspension bushings, and fuel pump issues. Tune Up Procedures Spark Plugs And Ignition: Details on spark plug types, gap settings, and ignition timing adjustments. 📚 Vehicle History Brand Heritage Audi Heritage: Audi's reputation for engineering quality and performance in the late 1980s. Model Evolution B3 Platform Context: The B3 generation represented Audi's move towards more aerodynamic and refined designs. Production Manufacturing Locations: Produced in Germany. 🏆 Awards & Recognition Recognitions Industry Recognition: Audi vehicles of this era were often praised for their build quality and quattro all-wheel-drive systems (though not all 90 models were quattro).