Audi , A8 , D4 , 4.2 TDI Quattro (2010-2018) Common Issues

Name: Audi, A8,D4,4.2 TDI Quattro
Brand: Audi
Rating: 7.575 (5 reviews)

Oil leaks from the cylinder head area
Faulty oxygen sensors (average of 4-5 per vehicle)
Coolant leaks due to faulty water pumps or radiator hoses
Issues with the Audi Drive Select system's hydraulic unit
Problems with the Quattro all-wheel-drive system, including faulty actuators and solenoids
Transmission slips or hesitation due to worn clutch packs or low transmission fluid levels
Engine oil consumption (average of 1-2 quarts every 1,000 miles)
Intermittent problems with the automatic transmission's solenoid pack
Faulty mass airflow sensors and intake manifold sensors
Issues with the fuel system's high-pressure pump and injectors
Problems with the Vehicle Dynamics module's software updates
Rear differential bearing failures (average of 2-3 per vehicle)
Cracks in the exhaust system, including the downpipe and catalytic converter
Worn or loose suspension bushings and links
Water ingress into the engine compartment due to faulty drain holes and seals
Faulty body control modules and wiring harness issues
Problems with the Audi Parking System Plus's camera and sensors
Issues with the adaptive cruise control system, including faulty radar and ultrasonic sensors
Failure of the automatic dimming rearview mirror's electronic module
Rear seatback failure due to excessive wear on the hinges and mounting brackets