One problem related to engine head gasket failure has been reported for the 2001 Audi A4. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 Audi A4 based on all problems reported for the 2001 A4.
1) normal driving 2) cam shaft gasket failure. Causing oil leak. 3) taken to repair shop. Audi maintenance warranty does not check for this. Issue occurred after warranty expired after 50000 miles.