Engine Control System/Fuel System
Heated Oxygen Sensor (HO2S) Repair Procedures
In this manual: Engine Control System/Fuel System
9steps
~59min
4/5difficulty
1special tools
Done 0 of 9
Inspection
- Turn the ignition off.
- Disconnect the HO2S connector.
- Measure the resistance between terminals 2 and 5 [B1/S1] of the HO2S.
- Measure the resistance between terminals 3 and 4 [B1/S2] of the HO2S.
- Make sure the resistance is within specification.
Specification: Refer to "Specifications"
Removal
[Bank 1/Sensor 1]- Turn the ignition OFF and disconnect the negative (-) battery cable.
- Disconnect the connector (A) and remove the sensor (B).

- Turn the ignition OFF and disconnect the negative (-) battery cable.
- Disconnect the connector (A) and remove the sensor (B).


Installation
- Install in the reverse order of removal. Heated Oxygen Sensor Installation: 39.2–49 N·m
Test yourself
A quick Hyundai Kona quiz: every answer comes with an explanation and a link to the manual page.
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