2004 Audi A8 Quattro Q&A
2004 Audi A8 Quattro Question: THERMOSTAT
WHERE IS THE LOCATION OF THE THERMOSTAT ON AN 04 AUDI A8 - Visitor
you have to take hole front off to fix that problem - Visitor
The thermostat may erratically stick open or closed. The can result in illumination of the Check Engine Light...