Sensor Inspection

WARNING: This page is about a different car, the 2005 Hyundai Accent and 2004 Hyundai Accent. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

Before checking, warm up the engine until the engine coolant temperature reaches 80 to 95°C (176 to 205°F).
Use an accurate digital voltmeter.

Replace the oxygen sensor if there is a malfunction

Tightening torque

Heated oxygen sensor:

50~60 Nm (500~600 kg.cm, 37~44 lb.ft)