🏷️ Basic Information Identification Make: Audi Model: A6 S6 RS6 Model Code: 4F, 4F2, 4F5, 4FH Year: 2005 👋 Introduction Market Position Segment: Executive Luxury Sedan/Wagon Target Audience: Owners seeking in-depth knowledge for DIY repairs, professional mechanics, automotive enthusiasts. Competitive Analysis Key Competitors: BMW 5 Series, Mercedes-Benz E-Class, Lexus GS Key Features Manual Value Proposition: Most complete and official factory service manual for the 2005 Audi A6/S6/RS6 generation, offering factory-level accuracy and detail. 📋 Manual Details Coverage Areas Primary Coverage: Audi A6 (4F), S6 (4F), RS6 (4F) Body Styles Covered: Sedan (4F2), Avant/Wagon (4F5), Allroad Quattro (4FH) Page Count Total Pages: 11725 Manual Type Type: Factory Service Repair Manual Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Engine Mechanical: Yes, comprehensive Engine Control System: Yes, including diagnostics and programming Transmission Manual: Yes, for manual gearbox variants Transmission Automatic: Yes, including Tiptronic/DSG functions Drivetrain Quattro: Yes, including AWD system components and differentials Brakes System: Yes, including ABS, ESP, and brake assist Suspension System: Yes, including adaptive air suspension (where applicable) Steering System: Yes, including power steering and steering angle sensor Electrical System: Yes, extensive coverage Lighting System: Yes, including Xenon and LED lighting Restraint System: Yes, including airbags and seatbelt pre-tensioners Body Frame Interior: Yes, including trim and upholstery Body Frame Exterior: Yes, including body panels and aerodynamic components HVAC System: Yes, including climate control Audio Visual Telematics: Yes, including MMI system and navigation Wheels Tires: Yes, including specifications and mounting procedures Procedures Included Maintenance: Yes, scheduled maintenance and fluid changes Troubleshooting: Yes, extensive diagnostic procedures and fault codes Repair Procedures: Yes, detailed step-by-step instructions for all major components Component Replacement: Yes, from minor parts to major assemblies Diagnostic Testing: Yes, including use of VCDS/ODIS and specific test plans Wiring Diagrams: Yes, complete and detailed Special Tools: Yes, lists and illustrations of required tools Technical Depth Depth: Comprehensive: From basic fluid checks to complete engine and transmission rebuilds, including advanced electronic system diagnostics. 📊 Manual Specifications File Format Searchability: Fully searchable PDF text Print Quality: High resolution, suitable for printing entire manual or individual pages Binding Type Delivery Method: Instant Download Printability: Yes, printable Compatibility Operating Systems: Windows and Mac Requirements Software Requirements: Adobe PDF Reader and/or WinRar ⚙️ Engine Specifications Primary Engine A6 Engine Code: Likely BNV, BKN, BPJ (2.4L V6 FSI), BDW (3.2L V6 FSI), BAS (4.2L V8 FSI) Primary Engine S6 Engine Code: Likely BXA (5.2L V10 FSI) Primary Engine Rs6 Engine Code: Likely BFC, BSN, BSM (4.2L V8 Bi-Turbo FSI) Performance A6 Horsepower Range: 177 hp (2.4L) to 335 hp (4.2L V8) Performance S6 Horsepower: 429 hp (5.2L V10) Performance Rs6 Horsepower: 450 hp (4.2L Bi-Turbo V8) Fuel System Injection Type: Direct Fuel Injection (FSI) Forced Induction Rs6: Twin-Turbochargers Engine Technology Valvetrain: DOHC, 4 Valves per Cylinder (with variable valve timing, e.g., Audi Valvelift System on some models) 🔧 Transmission Standard Transmission A6 Variants: 6-speed manual or 6-speed Tiptronic automatic S6 Variants: 6-speed Tiptronic automatic Rs6 Variants: 6-speed Tiptronic automatic (with optional manual for some markets/years) Features Quattro AWD: Standard on all models (Permanent All-Wheel Drive with self-locking center differential) Tiptronic: Allows manual gear selection via shifter or steering wheel paddles 📐 Dimensions Exterior Sedan Length: Approx. 4916 mm (193.5 in) Width: Approx. 1855 mm (73.0 in) Height: Approx. 1459 mm (57.4 in) Exterior Avant Length: Approx. 4917 mm (193.6 in) Width: Approx. 1855 mm (73.0 in) Height: Approx. 1462 mm (57.6 in) Wheelbase Wheelbase: Approx. 2843 mm (112.0 in) Weights Curb Weight Range: Approx. 1700 kg (3748 lbs) for A6 2.4L to over 2000 kg (4409 lbs) for RS6 Avant 🛡️ Safety Features Ratings NHTSA Rating: Generally good, though specific 2005 ratings may vary by test and configuration. Typically 4 or 5 stars for front/side impacts. Active Features Electronic Stability Control: Standard (ESP) Anti Lock Brakes: Standard (ABS) Traction Control: Standard (ASR) All Wheel Drive: Standard (Quattro) Passive Features Airbags: Front, side, and curtain airbags standard Seatbelts: 3-point automatic with pre-tensioners Child Seat Anchors: ISOFIX/LATCH system 💡 Technology Features Infotainment System Name: MMI (Multi Media Interface) Features: Navigation, radio, CD changer, Bluetooth telephony (optional), Audi Sound System or Bang & Olufsen premium audio (optional) Driver Assistance Adaptive Cruise Control: Optional (Audi Adaptive Cruise Control) Parking Assistance: Parking sensors (front and rear), optional rearview camera. Lighting Technology: Bi-Xenon headlights with LED daytime running lights (DRLs) and adaptive light function (cornering lights). Connectivity Bluetooth: Available for phone integration 🔧 Maintenance Service Intervals Oil Change Interval: Typically 15,000 km (9,375 miles) or 12 months, whichever comes first, subject to driving conditions (as per factory recommendations, may vary by region). Major Service Intervals: Includes spark plug replacement, fuel filter, air filter, cabin filter, coolant, and brake fluid typically around 60,000 - 90,000 km (37,500 - 56,250 miles). Fluid Specifications Engine Oil Type: Full synthetic, meeting VW...