Most likely, your gas cap or the o-ring on the gas cap is bad and is not sealing properly. It could also simply be that you do not have the gas cap on tight enough.
There is a fuse. There is also an instrument light dimmer. Make sure it is not turned all the way off before going any farther.There is a fuse. There is also an instrument light dimmer. Make sure it is not turned all the way off before going any farther.
Check the fuse for the instrument lights, it may be blown. Another possibility is that you have inadvertently turned the instrument lights off. You can Rotate the headlight switch to adjust the instrument light brightness or to turn them off altogether.
To reset the "Service" light in Audi TT: With the car turned off Hold the right button on the instrument cluster Turn the key to the on position Push the left button on the instrument cluster Until the Service light goes out. (will say "Service in 10000 miles")
Bulb burned out, or fuse blown. ( or gauge panel dimmer switch turned all the way )
First be sure the dash light brightness control switch is not turned off then check the fuse.
The instrument light dimmer is on the main lighting switch - rotate to dim or brighten. Have you checked that your instrument light bulbs are all OK?
Instrument lights fuse blown. ANSWER #2 There is a dimmer switch that controls the illumination of the instrument panel; it may be bad or may have been accidentally turned OFF or DOWN while cleaning the dashboard.
The science instrument is called Prism. It actually does not bend light. It separates the light into seven different colours.
A prism is an instrument that breaks up white light into a spectrum.
When a light switched is turned on the circuit is usually closed.
A prism
why the monitor very light