Vehicle Segment:
Luxury Performance Sedan/Wagon
Key Competitors 2003:
BMW 540i, Mercedes-Benz E500, Lexus GS430
Vehicle Attributes:
Powerful V8 engine, Quattro all-wheel drive, luxurious interior, high-performance tuning
Manual Value Proposition:
Officially licensed, OE-derived data, comprehensive coverage, convenient online access
Engine Mechanical:
Engine assembly, cylinder head, crankshaft, pistons, connecting rods, timing system, lubrication, cooling system
Engine Management:
Fuel injection, ignition system, emissions control, engine control module (ECM) diagnostics, sensors, actuators
Transmission And Drivetrain:
Tiptronic automatic transmission, torque converter, differential, driveshafts, axles, AWD system (Quattro)
Suspension:
Front and rear suspension components, shock absorbers, springs, control arms, anti-roll bars, wheel bearings
Steering:
Power steering system, steering rack, steering column, tie rods
Brakes:
Front and rear brake systems, ABS (Anti-lock Braking System), EBD (Electronic Brake-force Distribution), brake calipers, rotors, lines, master cylinder, hydraulic system
Electrical System:
Battery, charging system, starter, lighting (headlights, taillights, interior), fuses, relays, wiring diagrams, body control modules
HVAC:
Heating, ventilation, air conditioning system, climate control, compressor, refrigerant, actuators
Body And Chassis:
Body panels, doors, hood, trunk, bumpers, interior trim, structural components
Infotainment And Comfort:
Radio, navigation system, power seats, windows, mirrors, sunroof
Maintenance Procedures:
Oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt inspection/replacement
Repair Procedures:
Engine component removal/installation, transmission overhaul, brake caliper replacement, suspension component rebuild, electrical component diagnosis and repair
Diagnostics:
Troubleshooting guides, diagnostic trouble codes (DTCs) interpretation, component testing procedures
Technical Specifications:
Torque specifications, clearances, fluid capacities, electrical system parameters
Depth Of Coverage:
Comprehensive (from routine maintenance to complete engine and transmission rebuilds)
NHTSA Front Crash Rating:
4 stars (driver), 4 stars (passenger)
IIHS Side Impact Rating:
Good
Standard Safety Features:
ABS, EBD, Traction Control (ASR), Electronic Stability Program (ESP)
Airbags:
Front airbags, front side airbags, side curtain airbags (optional on some trims)
Seatbelts:
3-point inertia-reel seatbelts with front pre-tensioners and load limiters
Oil Change Interval:
Every 10,000 miles or 12 months, whichever comes first (or as indicated by the car's onboard service reminder system).
Timing Belt Replacement:
This engine uses a timing chain, not a belt. The chain and associated components (tensioners, guides) are designed for the life of the engine but require inspection.
Engine Oil Specification:
SAE 0W-40 or 5W-40 synthetic engine oil meeting VW 502 00 or 505 00 specification.
Coolant Specification:
G12 or G12+ antifreeze (pink/purple) mixed with distilled water in a 50/50 ratio.
Transmission Fluid Specification:
G 055 025 (Pentosin ATF1 or equivalent approved by Audi) for the 5-speed Tiptronic.
Brake Fluid Specification:
DOT 4
Common Wear Items:
Coil packs, spark plugs, PCV system components, oil cooler seals, front control arm bushings, door handle mechanisms.
Potential Electrical Faults:
Camshaft position sensors, ABS sensors, instrument cluster issues.
