Hyundai Venue (QX): Heated Oxygen Sensor (HO2S) / Repair procedures

Hyundai Venue (QX) (2020-2026) Service Manual / Engine Control / Fuel System / Engine Control System / Heated Oxygen Sensor (HO2S) / Repair procedures

Inspection
Wave form
1.
Check signal waveform of HO2S using a diagnostic tool.
Specification : Refer to "Waveform"
Heater Resistance
1.
Turn the ignition switch OFF.
2.
Disconnect the knock sensor connector.
3.
Measure resistance between HO2S heater terminals 3 and 4.
4.
Check that the resistance is within the specification.
Specification : Approximately 3.0Ω [20°C (68°F)]
Removal
1.
Turn the ignition switch OFF and disconnect the battery negative (-) terminal.
2.
Disconnect the connector (A), and then remove the sensor (B).
Heated oxygen sensor installation :
39.2 - 49.1 N.m (4.0 - 5.0 kgf.m, 28.9 - 36.2 lb-ft)
Hyundai Venue. Repair procedures   
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Note that the SST (Part No.: 09392-1Y100 or 09392-2H100) is useful when removing the heated oxygen sensor.
[Bank 1 / Sensor 1]

Hyundai Venue. Repair procedures

Hyundai Venue. Repair procedures

[Bank 1 / Sensor 2]

Hyundai Venue. Repair procedures

Hyundai Venue. Repair procedures
Installation
Hyundai Venue. Repair procedures   
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Install the component with the specified torques.
•
Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
Hyundai Venue. Repair procedures   
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DON’T use a cleaner, spray, or grease to sensing element and connector of the sensor because oil component in them may malfunction the sensor performance.
•
Sensor and its wiring may be damaged in case of contacting with the exhaust system (Exhaust Manifold, Catalytic Converter, and so on).
1.
Install in the reverse order of removal.

    Circuit Diagram [M/T] [A/T] Harness Connector [Bank 1 / Sensor 1] [Bank 1 / Sensor 2]

    Description Accelerator Position Sensor (APS) is installed on the accelerator pedal module and detects the rotation angle of the accelerator pedal.

    Other information:

    Hyundai Venue (QX) (2020-2026) Service Manual: Refrigerant Line. Repair procedures

    Replacement 1. If the compressor is marginally operable, run the engine at idle speed, and let the air conditioning work for a few minutes, then shut the engine off. 2. Disconnect the negative (-) battery terminal.

    Hyundai Venue (QX) (2020-2026) Service Manual: Heater Unit. Repair procedures

    Replacement 1. Disconnect the negative (-) battery terminal. 2. Recover the refrigerant with a recovery / recycling / charging station. 3. When the engine is cool, drain the engine coolant from the radiator.

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