The park lamps fuse is blown
Im 99% sure you have a fuse blown, its the parking lamps fuse. a fuse may be blown
On the Jetta, the dashboard warning light with a circle and a box above it is indicating that there is a problem with the battery. This light also indicates a burned out bulb in the headlamps, taillights, or blinkers.
What is your problem with tail light options?
Is it the taillights or the brake lights? If taillights it may be a wiring problem, If brake lights check the switch on the brake pedal
how do you prevent or cure a shorting problem with the dashboard clocks
Start with checking the fuses.
If you're CERTAIN that the fuse is good, check the headlight switch. There is a separate circuit inside the switch that controls both the dashlights and tail lights. If the INPUT to that circuit is working but there is no power out from the switch, you'll have exactly the problem you duscuss.
Renault Clio 2 electric problem with dashboard, THE LIGHT ON THE DASH IS NOT ILLUMINATING
If fuses check out fine, then check the dashlights and taillights themselves, if those check out then most likely there is an electrical problem elsewhere
By fixing the problem that illuminated it. Get the codes read and fix the problem from there.
only thing left to check is the light switch
If its just on or flashes all the time then you have a problem with your security system. If it just comes on when you start the car then dont worry about it. Go see a dealer if there is an issue,