Audi A4 owners have reported 1 problem related to emission control (under the engine and engine cooling category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Audi A4 based on all problems reported for the A4.
2007 Audi a-4 customer wants to know is there an exhaust gas/ engine problem leak that is causing him to become drowsy while driving. . Customer wants to know if they are test that can be done*.
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all problems of the 2007 Audi A4
🔎.