See also:

Wheel balance
Each wheel was correctly balanced when your vehicle was new, but the wheels will become unbalanced as the tires become worn during use. Wheel imbalance causes the steering wheel to vibrate slightl ...

ON
This is the normal operating position after the engine is started. ...

Sensor for the auto on/off headlights
The sensor is on the instrument panel as shown in the illustration. CAUTION If any object is placed on or near the sensor, the sensor may not detect the level of the ambient light correctly and ...