climate control with tunnel detection the new C-Class has a tunnel detection via satellite navigation . on the basis of map information of the navigation system and the location data from the GPS
climate control with tunnel detection the new C-Class has a tunnel detection via satellite navigation . on the basis of map information of the navigation system and the location data from the GPS , the system recognizes when the vehicle is in a tunnel entrance . it schliebt automatically the recirculation damper to the exhaust -laden air from drauben not to allow over the air cooling in the interior. If the vehicle has left the tunnel , Ofnet the flap and freshness can stromen back into fahzeuginnere .