Kia Rio: Photo Sensor (FATC only) Description

The photo sensor is located at the center of defrost nozzles.

The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The solar radiation received by its light receiving portion, generates an electromotive force in proportion to the amount of radiation received which is transferred to the automatic temperature control module so that the solar radiation compensation will be performed.

In car sensor (FATC only) Description

The In-car air temperature sensor is built in the heater & A/C control unit. The sensor contains a thermistor which measures the temperature of the inside. The signal decided by the r ...

Photo Sensor (FATC only) Inspection

1. Turn the ignition switch ON. 2. Connect the GDS. 3. Emit intensive light toward photo sensor using a lamp, a ...

See also:

Radiator: Description
[Air conditioning type] The cooling fan operates in 2 stages (HIGH/LOW). The engine control module (ECM) controls the cooling fan according to the coolant temperature, vehicle speed and A ...

Cluster Ionizer (FATC only) Replacement
1. Disconnect the negative (-) battery terminal. 2. Remove the glove box. (Refer to BD group - "Crash Pad") ...

Waveform
This example shows a typical Crankshaft Position Sensor(CkPS) and Camshaft Position Sensor(CMPS) waveform at idle.The PCM controls the injection and ignition timing by using these sig ...