See also:
Low tire pressure position telltale
When the tire pressure monitoring system warning indicators are illuminated and
warning massage displayed on the cluster LCD display, one or more of your tires
is significantly under-inflated.
...
Self-diagnosis
If you don’t hear an audible warning sound or if the buzzer sounds intermittently
when shifting the gear to the R (Reverse) position, this may indicate a malfunction
in the rear parking assist sys ...
Illuminated Engine Start/Stop Button
Whenever the front door is opened, the Engine Start/Stop Button will illuminate
for your convenience. The light will go off after about 30 seconds when the door
is closed. ...