Nissan Teana Oxygen Sensor 226A0-8J001 Replaces 22690-8J001

When your Nissan Teana (Nissan Teana) shows the engine fault light, noticeably increased fuel consumption, weak acceleration, or rough idle, it is likely due to aging or failure of the oxygen sensor, causing air-fuel ratio imbalance. The sensor monitors exhaust oxygen content in real time and feeds signals to the ECU to precisely control fuel injection for efficient combustion. OEM number 226A0-8J001, can replace 22690-8J001, compatible with numerous Teana models. Use a dedicated socket during installation to avoid damaging threads, and ensure the sensor harness does not contact the exhaust pipe to prevent heat damage.