Bank 1/Sensor 1

Switch "OFF" the ignition and disconnect the battery negative (-) terminal.
Remove the Engine Cover.
(Refer to Engine Mechanical System - "ENGINE COVER ")
Disconnector the heated oxygen sensor connector (A).

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

39.2 - 49.0 N.m (4.0 - 5.0 kgf.m, 28.9 - 36.1 lb-ft)

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