🏷️ Basic Information Identification Make: Audi Model: A4 Quattro Year: 2002 Generation Chassis Code: B6 (Typ 8E) 👋 Introduction Market Position Segment: Premium Compact Executive Sedan/Wagon Competitive Analysis Competitors: BMW 3 Series, Mercedes-Benz C-Class, Lexus IS Key Features Platform: VW Group PL42 platform Powertrain Emphasis: Quattro all-wheel drive system Design Philosophy: Sporty yet refined European styling and driving dynamics Manual Advantage Convenience: Instant online access, cross-device compatibility Cost Effectiveness: Saves money on professional repair costs Accuracy: Licensed OE materials for precise information 📋 Manual Details Coverage Areas Primary Coverage: Service and Repair Secondary Coverage: Maintenance, Troubleshooting, Diagnostics Page Count Estimated Pages: Extensive (Digital format, content-rich) Manual Type Type: Software / Online Service Manual Language Language: English Format Format: Online Access (Web Browser Compatible) 📖 Manual Coverage Systems Covered Powertrain: Engine (1.8L Turbo, 2.0L FSI, 3.0L V6), Drivetrain (Quattro AWD, Transmissions) Chassis: Suspension (Front & Rear), Steering, Brakes (ABS, EBD) Electrical: Wiring Diagrams, Lighting, Instrumentation, Audio, Climate Control Body: Body Repair, Interior Trim, Exterior Components, HVAC Procedures Included Maintenance: Oil Changes, Fluid Flushes, Filter Replacements, Belt Inspections, Spark Plug Replacement Repair: Engine Component Replacement, Transmission Overhaul, Brake System Repair, Suspension Overhaul, Electrical Component Diagnosis and Replacement Diagnostics: Troubleshooting Guides, DTC Interpretation, Component Testing Technical Depth Depth: Factory-Derived OE Material, Comprehensive Diagnostics and Repair Procedures 📊 Manual Specifications File Format Format Details: Web-based digital content, accessible via browser Print Quality Quality: N/A (Digital) Binding Type Binding: N/A (Digital) Paper Type Paper: N/A (Digital) ⚙️ Engine Specifications Primary Engine Engine Code Options: 1.8T (AEB, APU, ARK, AVC, AWT), 2.0L FSI (ALT), 3.0L V6 (ASN, BBK) Performance 1.8T Horsepower: 170 hp @ 5900 rpm 1.8T Torque: 210 lb-ft @ 2200-4200 rpm 3.0L V6 Horsepower: 220 hp @ 6300 rpm 3.0L V6 Torque: 221 lb-ft @ 3200 rpm Fuel System Injection Type: Multi-point Fuel Injection (MPI) for 1.8T, Direct Injection (FSI) for 2.0L Fuel Type: Premium Unleaded Gasoline (91 Octane Recommended) Cooling System Coolant Type: G12 Plus (Purple) or G12++ (Pink) or compatible equivalent 🔧 Transmission Standard Type AWD: Torsen T-3 Center Differential (Permanent Quattro AWD) Optional Manual Gearbox: 5-Speed Manual (01E for 3.0L, 01A for 1.8T) Automatic Gearbox: Tiptronic 5-Speed Automatic (01V) Features Tiptronic Function: Steering wheel paddle shifters or manual shift gate Fluid Specifications Manual Transmission Fluid: G 052 145 A1 (or equivalent GL-4/GL-5 rated) Automatic Transmission Fluid: G 055 025 (or Pentosin ATF1) 📐 Dimensions Exterior Length: 177.5 in (4508 mm) Width: 69.7 in (1770 mm) Height: 55.2 in (1402 mm) Weights Curb Weight Approx: 3373 - 3638 lbs (1530 - 1650 kg) depending on engine and equipment Gross Vehicle Weight Rating Approx: 4500 - 4700 lbs (2040 - 2130 kg) Cargo Trunk Volume: 13.6 cu ft (385 L) 🛡️ Safety Features Ratings NHTSA Front Impact Driver: 5-Star NHTSA Front Impact Passenger: 5-Star IIHS Front Small Overlap Driver: Acceptable (for comparable models in the era) Active Features ABS: Standard Anti-lock Braking System Ebd: Electronic Brake-force Distribution Esp: Standard Electronic Stability Program (ESP) Passive Features Airbags: Frontal, Side-Curtain Airbags (standard) Seatbelts: 3-point automatic locking retractor seatbelts with front pretensioners 💡 Technology Features Infotainment Head Unit Options: Concert, Symphony stereo systems with optional CD player and navigation Display Type: Dot-matrix display in instrument cluster, optional color screen for navigation Driver Assistance Parking Sensors: Optional rear parking sensors (Audi Parking System) Cruise Control: Standard cruise control Connectivity Auxiliary Input: Not standard, typically requires aftermarket adapter for AUX input 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000-7,500 miles or 1 year, whichever comes first (dependent on oil quality and driving conditions, consult manual for specific intervals) Timing Belt Replacement: Not applicable for 1.8T and 3.0L V6 (uses a timing chain); 2.0L FSI uses a timing chain. Fluid Specifications Engine Oil Type: SAE 5W-40 or 0W-40 Synthetic, meeting VW 502.00 or 505.00 specifications Engine Oil Capacity: Approx. 4.5 - 5.0 quarts (4.3 - 4.7 liters) depending on engine Brake Fluid Type: DOT 4 (or DOT 4 Plus) Known Issues Common Complaints: PCV valve failure (leading to oil leaks/consumption), ignition coil failures (1.8T), front control arm bushings wear, mass airflow sensor (MAF) issues, door lock actuator failure Technical Specifications Spark Plug Type 1.8T: NGK PFR6Q or equivalent Wheel Bolt Pattern: 5x112 Tire Size Common: 205/55R16, 215/55R16, 225/45R17 (varies by trim and option) 📚 Vehicle History Brand Heritage Brand Focus: German engineering, performance, and luxury Model Evolution Generation Start: 2001 (B6 generation) Platform Sharing: Shared with Volkswagen Passat B5.5 Production Manufacturing Location: Ingolstadt, Germany Production Years For Generation: 2001-2005 🏆 Awards & Recognition Recognitions Popular Mechanics Car Of The-Year: Not specifically cited for 2002, but Audi A4 models consistently received positive reviews for driving dynamics and build quality. Ratings Consumer Reports Reliability: Varied by model year and engine; generally considered good to average for the segment.