Hyundai Kona: Engine Control System / Heated Oxygen Sensor (HO2S) Description and operation

Hyundai Kona (OS) 2018-2020 Service Manual / Engine Control / Fuel System / Engine Control System / Heated Oxygen Sensor (HO2S) Description and operation

Description
Heated Oxygen Sensor (HO2S) consists of zirconium and alumina and is installed both upstream and downstream of the Manifold Catalytic Converter. The sensor output voltage varies in accordance with the air/fuel ratio.
The sensor must be hot in order to operate normally. To keep it hot, the sensor has a heater which is controlled by the ECM via a duty cycle signal. When the exhaust gas temperature is lower than the specified value, the heater warms the sensor tip.

Knock Sensor (KS) Repair procedures
Removal 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Remove the intake manifold (Refer ...

Heated Oxygen Sensor (HO2S) Specifications
Specification HO2S [Bank 1/Sensor 1] (Linear type) Item Specification Heater Resistance (Ω) 2.4 - 4.0 [20°C (68°F)] ...

Other information:

Hyundai Kona (OS) 2018-2020 Owners Manual: Vehicle weight
Two labels on your driver's door sill show how much weight your vehicle was designed to carry: the Tire and Loading Information Label and the Certification Label. Before loading your vehicle, familiarize yourself with the following terms for determining your vehicle's weight ratings, from the vehi ...

Hyundai Kona (OS) 2018-2020 Owners Manual: Highway driving
Tires Adjust the tire inflation, as specified. Under-inflation may overheat or damage the tires. Do not install worn-out or damaged tires, which may reduce traction or fail the braking operation. Information Never over-inflate your tires above the maximum inflation pressure, as specified on your ...

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