Kia Carens: Air conditioning System / Photo Sensor Repair procedures
1. |
Turn the ignition switch ON.
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3. |
Emit intensive light toward the photo sensor using a lamp, and check
the output voltage change.
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4. |
The voltage will rise with higher intensive light and reduce with lower
intensive light.

1. Auto light signal
2. Auto light ground
3. Photo signal (RH)
4. LED power (B+)
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5. LED ground (To BCM)
6. Photo signal (LH)
7. Photo power
8. Auto light power (5V)
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1. |
Disconnect the negative (-) battery terminal.
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2. |
With a flat-head screwdriver, remove the photo sensor (A) from the center
of the defrost nozzle after disconnecting the connector (B).

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3. |
Install in the reverse order of removal.
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Description
The photo sensor is located at the center of the defrost nozzles.
The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The
solar radiation recei ...
Description
The ambient temperature sensor is located at the front of the condenser and
detects ambient air temperature. It is a negative type thermistor; resistance
will increas ...
Other information:
Description
•
35R clutch control solenoid valve is a Variable Force Solenoid (VFS)
type.
•
When TCM supplies variable current to solenoid valve, hydraulic pressure
of 35R clutch is controlled by solenoid valve.
...
Inspection
1.
Turn ignition switch OFF.
2.
Remove the air cleaner assembly.
(Refer to Engine Mechanical System - "Air cleaner")
3.
Disconnect the solenoid valve connector (A).
...