2002 Audi A6 Repair Question
Topics covered: Sensor.
Mileage: 119,000 miles.
Mileage: 119,000 miles.
Asked on February 18, 2011
Oxygen sensor
If oxygen sensor is heating up and turning red do that mean the catalyic converter is bad on a 2002 audi v6 3.0 oxygen sensor set on top of the catalyic converter.
Asked by holcomb01