See also:

Tire pressure monitoring system (TPMS) (if equipped)
The tire pressure monitoring system provides the driver with a warning message by sending a signal from a sensor that is installed in each wheel when tire pressure is severely low. The tire pressu ...

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 ...

EXTERIOR
The 2011 STi oozes speed. My test vehicle was the new four-door wide-body sedan with an intimidating-looking rear spoiler intended to amplify the car's aerodynamics. The spoiler definitely took a ...