🏷️ Basic Information Identification Make: Audi Model: A4 RS4 / S4 Avant Year: 2005 Chassis Codes: 8E, 8E2, 8E5, 8EC, 8ED 👋 Introduction Market Position Segment: Premium Compact Executive / Sport Sedan/Wagon Target Audience: Audi enthusiasts, performance-oriented drivers, DIY mechanics, professional workshops. Competitive Analysis Key Competitors 2005: BMW 3 Series (E46 M3), Mercedes-Benz C-Class (W203 AMG C55), Cadillac CTS-V, Lexus IS350. Key Features Performance Focus: RS4 designation signifies Audi's top-tier performance variant. Practicality: Avant body style offers excellent practicality and cargo space. Drivetrain: Standard Quattro all-wheel-drive system for superior traction and handling. 📋 Manual Details Coverage Areas Primary Coverage: Audi A4 RS4 & S4 Avant Model Years Covered: 2005 Body Styles Covered: Avant (Wagon) Page Count Total Pages: 14329 Manual Type Type: Factory Service & Repair Manual Language Language: English Format Format: PDF Delivery Delivery Method: Instant Download Printability Print Capability: Printable (Entire Manual or Selected Pages) Searchability Search Functionality: Fully Searchable Compatibility Operating Systems: Windows and Mac Requirements Software Requirements: Adobe PDF Reader, WinRar 📖 Manual Coverage Systems Covered Engine Mechanical: Comprehensive coverage of engine components, diagnosis, and repair. Engine Management: ECU, sensors, actuators, emissions control systems. Transmission: Manual and automatic transmission repair, diagnosis, and fluid specifications. Driveline Axle: Front and rear axle, differential, CV joints, prop shafts. Brakes: Disc brake systems, ABS, ESP, brake fluid specifications and bleeding procedures. Suspension: Front and rear suspension components, alignment specifications, shock absorbers, springs. Steering: Power steering system, steering column, steering gear/rack, alignment. Electrical System: 12V system, battery, alternator, starter, fuses, relays. Lighting System: Headlights, taillights, interior lighting, bulb specifications. Restraints System: Airbag system, seat belts, SRS components and diagnosis. Body Frame Interior: Body panel removal/installation, interior trim, seating, carpeting. Body Frame Exterior: Bumpers, fenders, doors, hood, trunk, glass, seals. HVAC: Heating, Ventilation, and Air Conditioning (HVAC) system service and recharge. Audio Visual Telematics: Infotainment systems, navigation, audio components, telematics. Accessories Equipment: Various factory-installed accessories and optional equipment. Wheels Tires: Wheel specifications, tire pressure monitoring systems, tire replacement. Wiring Diagrams: Detailed electrical schematics for all vehicle systems. Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks, spark plug replacement. Troubleshooting: Diagnostic procedures for common and uncommon faults across all systems. Component Repair: Step-by-step instructions for disassembling, repairing, and reassembling components. Installation Replacement: Guidance on replacing major and minor parts, including calibration where applicable. Diagnostic Testing: Procedures for using diagnostic tools and interpreting fault codes. Calibration: Procedures for recalibrating sensors and modules after replacement or repair. Technical Depth Depth: Comprehensive factory-level technical detail. Diagnostic Level: Advanced diagnostics including on-board diagnostics (OBD-II) interpretation and system-specific tests. Repair Scope: From basic maintenance to complete engine and transmission overhauls. Electrical Diagrams Detail: Pin-out data for connectors, wire colors, and circuit routing. 📊 Manual Specifications File Format File Type: PDF Print Quality Print Quality: High-resolution, suitable for professional printing. Binding Type Binding Recommendation: Likely spiral-bound or three-hole punched for binder use if printed. Paper Type Paper Recommendation: Durable paper stock recommended for workshop use. ⚙️ Engine Specifications Primary Engine Rs4 Engine Code: B5244S4 (common reference, though factory might use internal codes) Engine Type: 4.2L V8 FSI (Fuel Stratified Injection) Aspiration: Naturally Aspirated Horsepower: 420 PS (414 hp / 309 kW) @ 7800 rpm Torque: 430 Nm (317 lb-ft) @ 5500 rpm Fuel System: Direct Injection (FSI) Bore X Stroke: 82.5 mm x 79.2 mm Compression Ratio: 12.5:1 Valve Train: DOHC, 5 valves per cylinder Engine Oil Capacity: 8.0 Liters (8.5 US Quarts) with filter Engine Oil Specification: SAE 5W-40, API SN, ACEA C3 or VW 504 00 / 507 00 (Check manual for exact OEM spec) Primary Engine S4 Engine Type S4: 4.2L V8 Aspiration S4: Naturally Aspirated Horsepower S4: 340 PS (335 hp / 250 kW) @ 7000 rpm Torque S4: 430 Nm (317 lb-ft) @ 3500 rpm Fuel System S4: Multi-point Fuel Injection (MPI) 🔧 Transmission Standard Rs4 Type Rs4: 6-speed Manual Transmission Standard S4 Type S4: 6-speed Manual Transmission (standard) or 6-speed Tiptronic Automatic (optional) Features Drivetrain Type: Quattro permanent all-wheel drive Clutch Type: Hydraulically operated, single dry plate (for manual) Transmission Fluid Type Manual: API GL-4 or GL-5 Synthetic Gear Oil (Check manual for specific OEM or equivalent) Transmission Fluid Type Automatic: G 052 162 A1/A2 or equivalent ATF (Check manual) 📐 Dimensions Exterior Rs4 Avant Length: 4715 mm (185.6 in) Width: 1814 mm (71.4 in) (excluding mirrors) Height: 1409 mm (55.5 in) Wheelbase: 2762 mm (108.7 in) Front Track: 1554 mm (61.2 in) Rear Track: 1528 mm (60.2 in) Weights Rs4 Avant Curb Weight: Approx. 1725 kg (3795 lbs) Cargo Rs4 Avant Cargo Volume: Approx. 460 liters (16.2 cu ft) (with rear seats up) Wheels Tires Rs4 Wheel Size Standard: 19-inch Alloy Tire Size Standard: 255/35 R19 Bolt Pattern: 5x112 Center Bore: 66.6 mm 🛡️ Safety Features Ratings NHTSA Rating: Refer to specific model year NHTSA filings; generally good for the...