Audi A8 Quattro Problems

A problem with the torque converter can cause the Check Engine Light to illuminate.

A fluid leak may develop from the propeller shaft seal on the rear of the transmission.

Our technicians recommend having the constant velocity (CV) boots and CV joints inspected at each service.

The thermostat may erratically stick open or closed.

The 2007-2017 Audi A8 with FSI/TFSI, including the W12 are direct injection engines.

Oil leaks can develop in the crankcase ventilation hoses, in between the cylinder banks.

Popping sounds from the rear of the vehicle may be heard moments after starting the engine, or when slowing to a stop.

Clogged drains can allow rainwater to accumulate in the plenum tray (at the base of the windshield).

Premature wear in various multi-link suspension components can cause noises that are difficult to diagnose.

Various bushings—located around the subframe, suspension, and steering—deteriorate with age.