See also:

Blocked sensor
An extreme build-up of materials on the left and/or right quarter panel fascias such as mud or snow can cause degraded performance of the BLIS . Also, heavy rain can cause the same effect. ...

Low fluid level
Do not drive the vehicle if the fluid level does not show at all on the dipstick. Driving the vehicle with less than the recommended fluid level may result in transmission failure. An under ...

Replacing interior bulbs
Check the operation of all bulbs frequently ...