Hyundai Ioniq: Air Conditioning System / Photo Sensor. Description and operation

Hyundai Ioniq (AE) 2017-2025 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 GDS1.The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS).※ The diagnostic system (GDS) provides the following information...

Photo Sensor. Repair procedures

Inspection1.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...

Other information:

Hyundai Ioniq (AE) 2017-2025 Owner's Manual: Manual Heating and Air Conditioning

The heating and cooling system can be controlled manually by pushing buttons other than the AUTO button. In this case, the system works sequentially according to the order of buttons selected. When pressing any button except the AUTO button while using automatic operation, the functions not selected will be controlled automatically...

Hyundai Ioniq (AE) 2017-2025 Service Manual: General information

Lift and Support Points1.Place the lift blocks under the support points as shown in the illustration.2.Raise the hoist a few inches (centimeters) and rock the vehicle to be sure it is firmly supported.3.Raise the hoist to full height to inspect the lift points for secure support...