Air Brake Problems of Audi S4

Audi S4 owners have reported 10 air brake related problems since 1996. Table 1 shows the 2 most common air brake problems. The number one most common problem is related to the vehicle's air brake antilock control unit/module (8 problems). The second most common problem is related to the vehicle's air brake abs warning light (2 problems). For details of each of the problem category, use the links in the table.

Table 1. Air Brake related problems of Audi S4

  Recently reported Air Brake problems of Audi S4

The Air Brake Antilock Control Unit/module problem

Just driving one evening and the abs/brake light came on. The abs controller was at fault. Did some research ,and a significant number of people w/ the same car has the same problem.   Read details...

The Air Brake Abs Warning Light problem

Abs computer module failure. On the instrument panel, the abs light came on whle the brake light was flashing and beeping. Took it ot the dealer and the abs pump with controller was/is bad. The part with labor is $1600. 00. After some research, this part goes bad alot and is a major safty issue.   Read details...

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Safety Ratings of S4 Cars
Fuel Economy of S4 Vehicles
S4 Service Bulletins
S4 Safety Recalls
S4 Defect Investigations