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Audi
,
A6
,
C5
, 3.0 Quattro
(2001-)
Common Issues
Overview
Reviews
Little Known Facts
Common Issues
Buyers Guide
Famous People
Youtube Reviews
Faulty Oxygen Sensor
Ignition Coil Failure
Rear Main Seal Leak
Coolant Leaks due to Cracked Radiator or Hoses
Transmission Solenoid Pack Failure (Tiptronic)
Front Brake Rotor Warping
Rear Axle Bearing Wear
Alternator Whine and/or Failure
Throttle Position Sensor (TPS) Fault
Battery Drain due to Parasitic Draw
PCV System Clogs and Leaks
Fuel Pressure Regulator Malfunction
Turbocharger Actuator Failure (not present in 3.0L engine, but sometimes associated with)
Intake Manifold Gasket Leak
Head Gasket Issue (less common than others on this list)
EGR Valve Clogging and/or Leaks
Fuel Injector Clogs and/or Leaks
Idle Air Control (IAC) Sensor Failure
Transmission Mount Failure
Rear Differential Bearing Wear
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