Hyundai Sonata: Air Conditioning System / Photo Sensor Repair procedures
| Inspection |
| 1. |
Turn the ignition switch ON. |
| 2. |
Connect the GDS. |
| 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.
|
| Replacement |
| 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. |
Photo Sensor Description and Operation
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 received by its light r ...
Ambient Temperature Sensor Description and Operation
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 increase with lower te ...
Other information:
Hyundai Sonata LF 2014-2019 Service Manual: Rail Pressure Sensor (RPS) Description and Operation
Description
Rail Pressure Sensor (RPS) is installed on the delivery pipe
and measures the instantaneous fuel pressure in the delivery pipe. The
sensing element (Semiconductor element) built in the sensor converts the
pressure to voltage signal. By using this signal, the ECM can control
co ...
Hyundai Sonata LF 2014-2019 Owners Manual: Aluminum wheel maintenance
The aluminum wheels are coated with a clear protective finish.
CAUTION
Do not use abrasive cleaner, polishing compound, solvent, or wire brushes
on aluminum wheels.
Clean the wheel when it has cooled.
Use only a mild soap or neutral detergent, and rinse thoroughly with
water. Also, clean the ...
