| TIBURON(GK) >2005 > G 2.0 DOHC > Heating,Ventilation, Air Conditioning > Air conditioning System > Photo sensor>Description and Operation |

DESCRIPTION
The photo sensor is located by the driver side defrost nozzle. In response to the photo intensity level in the vehicle, the sensor will send signals to control module to control the blower level and discharge temperature.
Emit intensive light toward driver side and passenger side using a lamp and check the current change between terminals 1 & 2.