Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2021 Hyundai Veloster N Automatic DCT TransFACTORY OEM SERVICE PROCEDURE

Repair Procedures: Removal

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

NOTE:

Note that the SST (Part No.: 09392-1Y100 or 09392-2H100) is useful when removing the heated oxygen sensor.

G15472100

Courtesy of HYUNDAI MOTOR AMERICA

[Bank 1/Sensor 1]

G15472101

Courtesy of HYUNDAI MOTOR AMERICA

[Bank 1/Sensor 2]

G15472102

Courtesy of HYUNDAI MOTOR AMERICA

G15472103

Courtesy of HYUNDAI MOTOR AMERICA

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.