mercury Workshop Repair Guides

Mercury Workshop Service and Repair Manuals

Heated Oxygen Sensor (HO2S) and Catalyst Monitor Sensor - Exploded View|Page 1171 > < Heated Oxygen Sensor (HO2S) and Catalyst Monitor Sensor - Exploded View
Page 1
background image

Oxygen Sensor: Service and Repair
Heated Oxygen Sensor (HO2S)

Heated Oxygen Sensor (HO2S)

Removal and Installation

Rear sensor

1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Vehicle Jacking and Lifting.

Both sensors

2. Disconnect the Heated Oxygen Sensor (HO2S) electrical connector.

3. NOTE: If necessary, lubricate the sensor threads with penetrating and lock lubricant to assist in removal.

Using the Exhaust Gas Oxygen Sensor Socket, remove the HO2S.

-

Calculate the correct torque wrench setting for the following torque.

-

To install, tighten to 48 Nm (35 lb-ft).

4. NOTE: Apply a light coat of anti-seize lubricant to the threads of the HO2S.

To install, reverse the removal procedure.

Heated Oxygen Sensor (HO2S) and Catalyst Monitor Sensor - Exploded View|Page 1171 > < Heated Oxygen Sensor (HO2S) and Catalyst Monitor Sensor - Exploded View