Audi A4 Fan Running When Car Is Off

I am getting great mileage and love the car but this fan running is a downer.

Audi a4 fan running when car is off. Sensor or relay problem. I drove about 8 miles out to a friend s house 80 freeway and when i turned the car off the engine fan not sure if it was the radiator or auxiliary fan kept running for 30 seconds. Running the fan for a few minutes can prevent this from turning into a boil over and coolant loss car owners need to realize that 65 70 of the energy they buy in the form of gasoline is converted into waste heat by their cars engine car engines make a much better furnace than they do a producer of torque. Audi 2003 a4 cabriolet question.

Sensor or relay problem. Audi coolant fan keep draining the battery video one out of two. This occurrence happened twice to me tonight. Fan keeps running after car is turned off.

The outside temperature was around 55 and i wasn t pushing the car hard. If you would like to educate yourself more on how dpf works on vw and audi s go to link below. Those temps are why when you come to an intersection or shut your car off you can hear the fans running at full tilt. Fan regen looks like diesels are not user friendly for those of us who do mostly stop and go in city driving.

Want answer 0. Browse categories answer questions. However the other day my audi had its first real problem while at a weekend picnic my car was sitting in the driveway relatively close to where i was sitting. The fan running when it turns off it called a regen it s the particles burning off.

Posted by petem14 on mar 24 2011. 2003 audi a4 cabriolet. Fan keeps running after car is turned off. Audi a4 car and truck.