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

|
| 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:
Oil Specification
1.
The HFC-134a or HFO-1234yf system requires synthetic (PAG) compressor
oil whereas the R-12 system requires mineral compressor oil. The two
oils must never be mixed.
2.
Compressor (PAG) oil varies according ...
Specification
Air Conditioner
Item
Specification
Compressor
Type
6VSX16 (External Variable Displacement Swash Plate)
Oil type & Capacity
PAG (FD46XG) 100 ± 10cc (3.52 ± 0.35oz.) ...