Basic Information Identification Make: Audi Model: RS2 Avant Generation: B4 (Typ 89) Codes Chassis Code: Typ 89Q / 8C5 Engine Code Prefix: ADU Introduction Market Position Segment: High-performance executive estate car (station wagon) Niche: Limited production homologation special for touring car racing. Competitive Analysis Competitors: BMW M5 Touring (E34), Mercedes-Benz E60 AMG (W124) Key Features Performance Focus: Engineered for extreme performance and motorsport homologation. Collaboration: Developed in collaboration with Porsche. Braking System: Features Porsche 911 Turbo (993) derived braking system. Body Styling: Unique RS2 specific body kit, including bumpers, side skirts, and mirrors. Manual Details Coverage Areas Models Covered: All RS2 Avant variants Page Count Estimated Page Count: 600+ Manual Type Type: Factory Service and Repair Workshop Manual Language Language: English Format Format: PDF Download Manual Coverage Systems Covered Engine: 2.2L Turbocharged 5-cylinder (ADU) detailed diagnosis, repair, and overhaul Transmission: 6-speed Manual (01E) diagnosis, repair, overhaul, and clutch replacement Drivetrain: Quattro all-wheel drive system, differentials (front, center, rear), driveshafts, CV joints Suspension: Front MacPherson struts, rear multi-link independent suspension, shock absorbers, springs, bushings Brakes: Front Brembo 6-piston calipers, rear disc brakes, ABS system, brake fluid specifications and bleeding procedures Steering: Power-assisted rack and pinion, steering column, tie rods Electrical: Engine management system (ECU), ignition system, fuel injection, lighting, instrument cluster, power windows, central locking, wiring diagrams Fuel System: Fuel pump, injectors, fuel pressure regulator, fuel filter replacement Cooling System: Radiator, water pump, thermostat, hoses, coolant specifications Exhaust System: Catalytic converter, mufflers, exhaust manifold Body And Interior: Body panel removal and installation, interior trim, seats, dashboard Procedures Included Maintenance: Scheduled maintenance (oil changes, filter replacements, spark plugs), brake servicing, fluid checks and changes Troubleshooting: Diagnostic procedures for common faults, fault code interpretation, symptom-based troubleshooting guides Repair: Engine rebuild procedures, gearbox repair, suspension component replacement, electrical system repairs Rebuild: Complete engine, transmission, and differential rebuild instructions Restoration: Detailed guidance for cosmetic and mechanical restoration projects Diagnostics: On-board diagnostics (OBD) system information, diagnostic connector location, data stream interpretation Technical Depth Depth: Comprehensive: Covers everything from basic fluid checks to complete engine and transmission overhauls. Manual Specifications File Format File Type: PDF Searchable: Yes (text-based PDF) Print Quality Quality: High-resolution, suitable for printing Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) Engine Specifications Primary Engine Engine Type: Inline 5-cylinder, 20-valve, DOHC, turbocharged and intercooled Displacement: 2226 cc (2.2 Liters) Bore X Stroke: 81.0 mm x 86.4 mm Compression Ratio: 8.0:1 Engine Management: Bosch Motronic M5.9 Performance Horsepower: 315 PS (311 hp; 232 kW) @ 6500 rpm Torque: 480 Nm (354 lb-ft) @ 3000 rpm Turbocharger: Garrett AiResearch T3/T04E Fuel System Fuel Delivery: Multi-point fuel injection Fuel Type: Unleaded gasoline (Octane rating 95 RON recommended) Transmission Standard Type: 6-speed Manual Model: 01E Features Drive Type: All-wheel drive (Quattro) Gear Ratios: 1st: 3.167, 2nd: 1.944, 3rd: 1.323, 4th: 1.067, 5th: 0.875, 6th: 0.757 Final Drive Ratio: 3.700 Transmission Fluid: G 052 145 A1 (manual transmission fluid, synthetic, API GL-4) Dimensions Exterior Length: 4750 mm (187.0 in) Width: 1790 mm (70.5 in) Height: 1420 mm (55.9 in) Wheelbase: 2690 mm (105.9 in) Front Track: 1506 mm (59.3 in) Rear Track: 1504 mm (59.2 in) Weights Curb Weight: 1690 kg (3726 lbs) Gross Vehicle Weight Rating: 2220 kg (4894 lbs) Towing Capacity: 1900 kg (4189 lbs) Wheel Bolt Pattern: 5x112 Wheel Size: 8.0J x 17 Tire Size: 245/40 ZR 17 Safety Features Ratings Euc Safety Standards: Compliant with European safety standards of the era Active Features ABS: Standard Anti-lock Braking System (ABS) Passive Features Airbags: Driver and front passenger airbags (standard) Seatbelts: Pre-tensioned front seatbelts Body Construction: Reinforced chassis and safety cell construction Technology Features Infotainment Audio System: Premium Audi Concert Series or Bose sound system options available Navigation: Optional factory navigation system (early generation) Driver Assistance Traction Control: ABS with limited electronic traction control integration. Connectivity Phone Integration: Pre-wiring for optional car phone (early era technology) Maintenance Service Intervals Oil Change Interval: 10,000 km (6,000 miles) or 12 months, whichever comes first Spark Plug Replacement: 30,000 km (18,000 miles) or 24 months Timing Belt Replacement: 60,000 km (36,000 miles) or 48 months (critical interval) Fluid Specifications Engine Oil: SAE 5W-40, API SJ/CF, ACEA A3-96 / B3-96 (e.g., Mobil 1 5W-40) Engine Oil Capacity: 5.0 Liters (5.3 US quarts) with filter Coolant: G 12 Plus (pink) or equivalent silicate-free coolant, 50% mixture with distilled water Brake Fluid: DOT 4 (high-performance, low moisture absorption) Known Issues Cracked Exhaust Manifold: Common issue due to high thermal stress, requires replacement or repair. Oil Leaks: Valve cover gaskets, oil pan gaskets can degrade over time. Ignition Coil Failure: Can lead to misfires and rough running. Window Regulator Failure: Plastic components can become brittle and fail. Suspension Bushings: Wear and tear on bushings can lead to noise and imprecise handling. Cv Joint Boots: Tearing of boots can lead...