Audi A4 Quattro Problems

Water From Clogged Sun Roof Drains May Damage Control Modules on Audi A4 Quattro

Problem Description and Possible Solution

Clogged sunroof drains can allow water to enter the interior and accumulate under the carpet where various control modules are mounted. Over time, the accumulated moisture can damage the control modules.

(13 people reported this problem)

Audi A4 Quattro Vehicles With This Problem

RepairPal Verified
Average mileage: 85,250 (48,000–113,000)
9 model years affected: 1998, 1999, 2000, 2001, more2002, 2003, 2004, 2006, 2009
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Viewing 1-2 of 2 comments
had this issue. Have a problem now with my PDC, which is working intermittently. Also my speakers are cracking. Water ran over the amplifier and the satnav in the rear of the car.