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Manual Coverage
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Systems Covered
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Powertrain:
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Engine mechanical, engine control, fuel system, exhaust system, transmission (manual & automatic), clutch, driveline, axles.
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Chassis:
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Suspension (front & rear), steering system, brake system (hydraulic, ABS), wheel alignment.
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Electrical:
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Battery, charging system, starting system, ignition system, lighting, instruments, gauges, body electrical, comfort & convenience systems, infotainment, SRS (Airbag) system.
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Body:
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Body panels, doors, windows, exterior trim, interior trim, HVAC system, seats, body hardware.
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Procedures Included
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Maintenance:
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Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, brake inspections, tire rotations, spark plug replacement.
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Diagnostics:
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Troubleshooting guides, fault code interpretation (OBD-II), symptom-based diagnosis, electrical circuit tracing.
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Repair:
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Component removal and installation, overhaul procedures, adjustments, specifications for torque, clearances, and tolerances.
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Technical Depth
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Depth Level:
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Comprehensive, covering basic maintenance to advanced engine and transmission rebuilds. Includes wiring diagrams and diagnostic procedures.
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Engine Specifications
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Primary Engine
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Engine Code Common:
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AEB (1.8L Turbo), ATQ/AMB (2.8L V6)
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Engine Type 1.8T:
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Inline 4-cylinder, turbocharged, 20 valves (5 valves per cylinder)
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Displacement 1.8T:
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1.8 Liters (1781 cc)
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Bore X Stroke 1.8T:
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81.0 mm x 86.4 mm
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Compression Ratio 1.8T:
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9.5:1
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Horsepower 1.8T:
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170 hp @ 5900 rpm
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Torque 1.8T:
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165 lb-ft @ 1950 rpm
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Engine Type 2.8V6:
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V6, 30 valves (5 valves per cylinder)
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Displacement 2.8V6:
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2.8 Liters (2771 cc)
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Horsepower 2.8V6:
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190 hp @ 6000 rpm
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Torque 2.8V6:
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207 lb-ft @ 3200 rpm
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Performance
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0 60 Mph 1.8T Quattro:
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Approx. 7.5 seconds
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0 60 Mph 2.8V6 Quattro:
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Approx. 6.9 seconds
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Fuel System
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Fuel Delivery 1.8T:
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Multi-point fuel injection (MPI)
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Fuel Type:
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Premium Unleaded Gasoline (91 Octane Recommended)
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Fluid Specifications
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Engine Oil Type:
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SAE 5W-40 Synthetic (API SJ or higher)
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Engine Oil Capacity 1.8T:
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4.5 Liters (4.8 US Quarts)
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Engine Oil Capacity 2.8V6:
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5.5 Liters (5.8 US Quarts)
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Dimensions
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Exterior
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Length:
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Approx. 178.5 inches (4534 mm)
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Width:
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Approx. 69.4 inches (1763 mm)
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Height:
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Approx. 55.7 inches (1415 mm)
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Wheelbase:
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Approx. 102.7 inches (2609 mm)
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Cargo
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Trunk Capacity:
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Approx. 13.6 cubic feet (sedan)
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Weights
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Curb Weight Approx 1.8T FWD:
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3175 lbs (1440 kg)
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Curb Weight Approx 1.8T Quattro:
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3397 lbs (1541 kg)
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Curb Weight Approx 2.8V6 Quattro:
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3516 lbs (1595 kg)
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Wheels Tires
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Standard Wheel Size:
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15 or 16 inches
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Optional Wheel Size:
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17 inches
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Wheel Bolt Pattern:
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5x112
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Standard Tire Size Example:
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205/55R16
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Safety Features
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Ratings
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NHTSA Front Impact Driver:
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5 Stars (2001 model year evaluation)
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NHTSA Front Impact Passenger:
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5 Stars (2001 model year evaluation)
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IIHS Side Impact:
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Good (for models with side airbags)
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Active Features
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Traction Control:
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ASR (Anti-Slip Regulation) standard on Quattro, optional on FWD
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Electronic Stability Control:
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ESP (Electronic Stability Program) optional
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ABS:
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Standard Anti-lock Braking System
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Passive Features
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Airbags Standard:
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Frontal airbags (driver & passenger)
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Airbags Optional:
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Side airbags (front), Sideguard head airbags (front & rear)
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Seatbelts:
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3-point Inertia Reel Seatbelts with pretensioners and belt force limiters.
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Maintenance
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Service Intervals
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Oil Change Interval:
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Every 7,500 - 10,000 miles or 12 months, whichever comes first, with synthetic oil.
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Timing Belt Replacement 1.8T:
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Every 70,000 - 90,000 miles or 5 years (critical component, consult manual for exact interval and procedure).
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Spark Plug Replacement 1.8T:
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Typically every 60,000 - 100,000 miles, depending on plug type (consult manual).
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Cabin Air Filter Replacement:
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Annually or every 15,000 miles.
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Fluid Specifications
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Coolant Type:
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G 12 (Pink) or G 12 Plus (Purple) coolant, 50/50 mix with distilled water.
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Brake Fluid Type:
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DOT 4
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Known Issues
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Common Failures 1.8T:
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Ignition coil packs, mass airflow sensor (MAF), PCV system issues (leading to oil leaks/sludge), coolant flange leaks, turbocharger oil feed line.
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Common Failures 2.8V6:
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Timing belt tensioner issues, vacuum hose leaks, ignition coil packs.
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Suspension Wear:
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Control arm bushings, ball joints, and tie rod ends can wear over time, especially with Quattro models.
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Electrical Gremlins:
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Window regulators, door lock actuators, and instrument cluster pixelation can occur.
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Vehicle History
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Brand Heritage
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Audi Legacy:
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Audi AG, a German automotive manufacturer, has a history dating back to the early 20th century, known for its engineering, design, and Quattro all-wheel-drive technology.
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Model Evolution
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A4 Generation:
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This is the first generation (B5) of the Audi A4, succeeding the Audi 80/90. It was produced from 1994 to 2001, with a significant facelift in 1999.
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Production
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Production Period:
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1995-2001 (B5 generation), with 2001 being the final model year for this platform.
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Production Location
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Manufacturing Sites:
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Mainly Ingolstadt, Germany; also Neckarsulm, Germany, and Brussels, Belgium.
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