Hyundai Kona: Engine Control System / Intake Air Temperature Sensor (IATS) Description and operation

Hyundai Kona (OS) 2018-2021 Service Manual / Engine Control / Fuel System / Engine Control System / Intake Air Temperature Sensor (IATS) Description and operation

Description
Intake Air Temperature Sensor (IATS) is included inside Manifold Absolute Pressure Sensor and detects the intake air temperature.
To calculate precise air quantity, correction of the air temperature is needed because air density varies according to the temperature. So the ECM uses not only MAPS signal but also IATS signal. This sensor has a Negative Temperature Coefficient (NTC) Thermister and it's resistance changes in reverse proportion to the temperature.

Manifold Absolute Pressure Sensor (MAPS) Repair procedures
Inspection 1. Connect the GDS on the Data Link Connector (DLC). 2. Measure the output voltage of the MAPS at idle and IG ON. ...

Intake Air Temperature Sensor (IATS) Specifications
Specification Temperature Resistance (kΩ) °C °F -40 -40 40.93 - 48.35 ...

Other information:

Hyundai Kona (OS) 2018-2021 Owners Manual: Start-up
You can start the engine without inserting the key. For detailed information refer to the Engine Start/Stop button in chapter 5. NOTICE To prevent damaging the smart key: Keep the smart key away from water or any liquid and fire. If the inside of the smart key gets damp (due to drinks or moistu ...

Hyundai Kona (OS) 2018-2021 Owners Manual: Warning light and message
When the High Beam Assist (HBA) is not working properly, the warning message will come on for a few second. After the message disappears, the master warning light () will illuminate. We recommend that you take your vehicle to an authorized HYUNDAI dealer and have the system checked. CAUTION The ...

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