Volkswagen Jetta Forum : “Jetta 2000 handbreak light comes on while driving and the engin fan is always go...”

Jetta 2000 handbreak light comes on while driving and the engin fan is always going on and off

air con will only work now and then, more often not at all and it's not that it needs to be filled.
The beep sound when I leave the lights on and exit the car does not work