Segment:
Full-size luxury sedan
Competitors:
BMW 7 Series, Mercedes-Benz S-Class, Lexus LS, Jaguar XJ
Platform:
Volkswagen Group D2 platform
Drivetrain Standard:
Quattro all-wheel drive
Design Philosophy:
Understated luxury, advanced technology, and performance.
Benefits:
Cost savings on repairs, empowerment of DIYers, access to professional-level information.
Engine:
Complete engine service, repair, diagnostics, overhaul, including timing belt/chain, valve train, lubrication, cooling systems.
Drivetrain:
Quattro all-wheel drive system, differentials, drive shafts, axles, CV joints.
Transmission:
Automatic transmission (likely Tiptronic) service, repair, fluid changes, diagnostics, electronic controls.
Brakes:
Hydraulic brake system, ABS, EBD, brake pad/rotor replacement, caliper service, bleeding procedures, parking brake.
Suspension:
Front and rear suspension components, shock absorbers, struts, control arms, bushings, wheel bearings, alignment.
Steering:
Power steering system, steering rack, tie rod ends, steering column, alignment.
Electrical:
Complete automotive electrical system, wiring diagrams, starter, alternator, battery, lighting, fuses, relays, power windows, locks, seats.
Body:
Body panels, doors, hoods, trunk, bumpers, interior trim, glass, seals.
HVAC:
Heating, ventilation, and air conditioning (HVAC) system, refrigerant, compressor, evaporator, heater core, climate control module.
Infotainment:
Radio, navigation system, speaker systems, related wiring and diagnostics.
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, tire rotation.
Diagnostics:
Troubleshooting common faults, diagnostic trouble codes (DTCs), testing electrical components, sensor testing.
Repair:
Detailed step-by-step repair procedures for all major systems, component replacement and overhaul.
Installation:
Installation procedures for common replacement parts and accessories.
Depth:
Comprehensive, factory-level technical information suitable for professional technicians and advanced DIYers.
Engine Code:
AEW / AWE / AVL (4.2L V8)
Engine Type:
4.2L Naturally Aspirated V8
Displacement:
4172 cc (254.6 cu in)
Horsepower:
Approximately 300 hp @ 6000 rpm (varies slightly by market/code)
Torque:
Approximately 295 lb-ft @ 3200 rpm (varies slightly by market/code)
Fuel Delivery:
Electronic Fuel Injection (EFI) - Bosch Motronic M5.4/M5.7
Fuel Type:
Premium Unleaded Gasoline (91+ octane recommended)
ECU Type:
Engine Control Unit (ECU) with integrated diagnostics
NHTSA Front Impact:
Not explicitly rated for 2000 model year by NHTSA in the current format, but generally considered very safe for its era.
Traction Control:
Traction Control System (ASR)
Stability Control:
Electronic Stability Program (ESP)
ABS:
Anti-lock Braking System (ABS)
Airbags:
Front airbags, side airbags, optional curtain airbags.
Seatbelts:
Pretensioning seatbelts with force limiters.
System Name:
Audi Symphony (or similar premium sound system)
Features:
CD player, AM/FM radio, speaker configurations (Bose optional).
Cruise Control:
Standard cruise control.
Parking Assistance:
Rear parking sensors (optional on some models).
Cellular Integration:
Optional integrated cellular phone system (early form).
Climate Control:
Automatic climate control with dual-zone functionality.
Seats:
Power-adjustable front seats with memory, heated front seats (optional heated rear seats).
Oil Change Interval:
Typically every 7,500-10,000 miles or 12 months (whichever comes first), depending on driving conditions. Consult the manual for specific recommendations.
Timing Belt Replacement:
This generation (D2) with the 4.2L V8 uses a timing *chain*, not a belt, which generally does not require routine replacement but should be inspected.
Engine Oil Type:
SAE 0W-40 or 5W-40 Synthetic (API SN/SP or ACEA A3/B4 specification recommended).
Engine Oil Capacity:
Approximately 7.5 liters (7.9 US quarts) with filter change.
Coolant Type:
G 12 or G 12+ Antifreeze/Coolant (Purple or Pink)
Common Problem 1:
Vibration and harshness from engine mounts (hydro mounts).
Common Problem 2:
Oil leaks from valve cover gaskets and oil cooler seals.
Common Problem 3:
Worn front control arm bushings and tie rod ends contributing to steering play.
Common Problem 4:
HVAC blower motor resistor failure, leading to loss of fan speed control.
Common Problem 5:
Automatic transmission control module (TCU) issues or fluid leaks.