This means that the actuator motor is occasionally getting stuck. It's an old problem that sometimes occurs with older actuator motors. You'll probably have to replace it sooner or later.
That's a really helpful tip.
I also occasionally experience the problem where the ventilation in "AUTO" mode of the Climatronic briefly stops and then immediately restarts... Could this be related to the error mentioned above?
The vehicle in question is a Seat Ibiza, 1.9 TDI, 130 horsepower, manufactured in 2004.
I also occasionally have the problem that the ventilation in AUTO mode of the Climatronic turns off briefly and then turns on again immediately...
Could this possibly be related to the error mentioned above? }
"My A3 also makes a noise for a few minutes after starting, especially when the cooling system is working hard. But everything seems to be functioning normally."