Kia Carens: Air conditioning System / Photo Sensor Repair procedures
| 1. |
Turn the ignition switch ON.
|
| 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.
|
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:
Fail-Safe Mode
Item
Fail-Safe
ETC Motor
Throttle valve stuck at 7°
TPS
TPS 1 fault
ECM looks at TPS2
TPS 2 fault
ECM looks at TPS1
TPS 1,2 ...
Component Location
1. Head lamp leveling unit and
sensor
2. Head lamp leveling actuator
...