V70 2.4 L5-2.4L VIN 61 B5244S (2001)
Oxygen Sensor: Service and Repair
Heated Oxygen Sensor (HO2S), Replacing
Heated oxygen sensor (HO2S), replacing
Heated oxygen sensors (HO2S), removing
Remove the hose between preheating and the air cleaner (ACL).
Disconnect the connectors.
Expose the wiring.