Hyundai Sonata: Air Conditioning System / Photo Sensor Description and Operation

Hyundai Sonata LF 2014-2019 Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / 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 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 Repair procedures

Diagnosis With GDS 1. The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS). ? The diagnostic system (GDS) provides the follow ...

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 ri ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Specifications
Specifications Joint typeMax. permissible angleOuterInnerOuterInnerBJ#95LSJ#9545°21°BJ#104LSJ#10045°21° Tightening Torques ItemN.mkgf.mIb.ftFrontWheel nut88.3 ~ 107.99.0 ~ 11.065.1 ~ 79.6Drive shaft castle nut274.6 ~ 294.228.0 ~ 30.0202.5 ~ 217.1Strut assembly lower mounting bolt196.1 ...

Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Adjustment Inspect Glass Alignment 1. Inspect the alignment of the movable glass (C) that is between the front (A) and rear (B) glass and if needed adjust it. Alignment adjustment Standard value [mm(in.)] (1) Front edge : 0 mm (0 in.) (2) Rear edge : 0 mm (0 in.) 2. Completely open ...