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:

Adjustment
ETC module learning procedure When installing new ETC module or re-installing it, ETC module learning procedure must be performed. 1. Hold the ignition key o ...

Inspection
Throttle Position Sensor (TPS) 1. Connect the GDS on the Data Link Connector (DLC). 2. Start the engine and measure the output voltage of TP ...

Components Operations
ECM (Engine Control Module) 1. The ECM(PCM) (A) carries out a check of the ignition key using a special encryption algorithm, which is programmed into the transponder ...