Positioning:
Premium compact executive sedan, known for its sophisticated design, quattro all-wheel drive, and refined interior.
Competitors:
BMW 3 Series (E36), Mercedes-Benz C-Class (W202), Lexus ES300, Acura Vigor
Highlights:
Standard quattro AWD, sophisticated multi-link rear suspension, high-quality interior materials, powerful V6 engine.
Engine Coverage:
2.8L V6 (AAH engine code)
Drivetrain Coverage:
All-wheel drive (quattro) system
Transmission Coverage:
5-speed Manual, 4-speed Automatic
Total Pages:
Approximately 800+
Type:
Factory Service Manual / Repair Manual
Powertrain:
Engine mechanical, fuel system, ignition system, exhaust system, engine management (ECU), cooling system, lubrication system
Drivetrain:
Clutch system, manual transmission (GJR, GJT), automatic transmission (01A, 097), drive axles, differential units, quattro system components
Chassis:
Front suspension (McPherson strut), rear suspension (independent trailing arm), steering system (power assisted rack and pinion), brake system (ABS, front vented discs, rear discs)
Electrical:
Battery, charging system, starting system, lighting, instrumentation, wiper/washer systems, power accessories, engine control wiring diagrams, body electrical diagrams
Body And Interior:
Body panels, doors, windows, sunroof, interior trim, seats, HVAC system (heating, ventilation, air conditioning)
Maintenance:
Scheduled maintenance, oil changes, filter replacements, spark plug replacement, brake pad/rotor service, belt inspection/replacement
Diagnostics And Troubleshooting:
Step-by-step diagnostic procedures for common drivability issues, electrical faults, and mechanical problems; diagnostic trouble codes (DTCs)
Repair And Overhaul:
Detailed instructions for component removal, installation, and overhaul, including engine teardown, transmission rebuilds, suspension component replacement, and brake system repairs
Technical Specifications And Data:
Torque specifications, fluid capacities, electrical system schematics, engine timing data, emissions control information
Depth:
Comprehensive; covers from basic maintenance to full engine and transmission rebuilds, including advanced electrical troubleshooting and chassis component overhaul
Engine Type:
Naturally Aspirated V6
Displacement:
2.8 Liters (2771 cc)
Bore X Stroke:
82.5 mm x 91.3 mm
Compression Ratio:
10.0:1
Valvetrain:
SOHC (Single Overhead Camshaft), 2 valves per cylinder
Horsepower:
172 hp @ 5500 rpm
Torque:
184 lb-ft @ 3000 rpm
Fuel Delivery:
Multi-point Fuel Injection (MPI)
Fuel Type:
Unleaded Gasoline (Premium Unleaded Recommended)
Octane Rating:
91 AKI (Anti-Knock Index)
ECU Type:
Bosch Motronic (e.g., M2.3.2)
Transmission Type:
5-Speed Manual
Manual Gear Ratios:
Typical ratios: 1st: 3.50, 2nd: 1.88, 3rd: 1.22, 4th: 0.94, 5th: 0.76, Reverse: 3.25
Transmission Type:
4-Speed Automatic (Tiptronic optional on some models)
Automatic Transmission Code:
097
Drivetrain:
Permanent All-Wheel Drive (quattro)
Manual Transmission Fluid:
G 052 171 A2 (or equivalent GL-4 synthetic)
Automatic Transmission Fluid:
G 052 162 A2 (or equivalent ATF)
NHTSA Front Impact:
Not officially rated for this specific year/model in available databases, but generally considered safe for its era.
Anti Lock Brakes:
Standard (ABS)
Drivetrain:
All-wheel drive (quattro) for enhanced traction and stability
Airbags:
Driver-side airbag (standard), Passenger airbag (optional/standard on some trims)
Seatbelts:
Front 3-point height-adjustable seatbelts with pretensioners, Rear 3-point seatbelts
Body Construction:
Integral safety cage, energy-absorbing crumple zones front and rear
Oil Change Interval:
Every 5,000-7,500 miles (8,000-12,000 km) or 6-12 months, whichever comes first
Engine Air Filter:
Replace every 15,000-30,000 miles (24,000-48,000 km)
Spark Plugs:
Replace every 30,000 miles (48,000 km) with appropriate type (e.g., NGK BKR6E or equivalent)
Timing Belt:
Replace every 60,000-90,000 miles (96,000-145,000 km) or 5-7 years (critical component for interference engine)
Engine Oil Type:
SAE 5W-40 or 10W-40 synthetic/synthetic blend (API SG or higher)
Coolant Type:
G 11 (Blue) or G 12 (Pink) antifreeze/coolant concentrate mixed 50/50 with distilled water
Power Steering Fluid:
G 002 000 (or Pentosin CHF 11S, or compatible hydraulic fluid)
Common Wear Items:
CV joint boots, tie rod ends, ball joints, coolant hoses, fuel pump, ignition components (distributor cap/rotor, coil), window regulators, door seals.
Engine Specific:
Oil leaks from valve cover gaskets and crank seals, potential for carbon buildup on intake valves, coolant flange leaks.
Electrical Quirks:
Faulty coolant temperature sensors, intermittent dashboard warning lights, degraded wiring insulation in high-heat areas.
Transmission Issues:
Clutch wear (manual), potential for transmission control module issues (automatic) or worn solenoids.
Heritage:
Audi AG, a German automobile manufacturer, has a history dating back to the early 20th century, known for its engineering and innovation, particularly in quattro all-wheel drive technology.
Predecessors:
Audi 80, Audi 90 (previous generations)
Generation:
B3 (Audi 80/90 Typ 89)
Key Updates For 1995:
Consolidated into the Audi 90 moniker for most markets; minor styling tweaks and feature updates from previous years.
Production Years:
1986-1991 (B3 chassis for 90 designation)
Manufacturing Locations:
Ingolstadt, Germany