Navigator 4WD V8-5.4L (2010)
Oxygen Sensor: Service and Repair
Heated Oxygen Sensor (HO2S)
Heated Oxygen Sensor (HO2S)
Removal
1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Vehicle Jacking and Lifting.
2. Disconnect the Heated Oxygen Sensor (HO2S) electrical connector.
3. Using the Exhaust Gas Oxygen Sensor Socket, remove the HO2S.
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Apply penetrating lubricant to the HO2S to assist in removal.
Installation
1. Install the HO2S.
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Apply a light coat of high temperature nickel anti-seize lubricant to the HO2S threads prior to installation.
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Calculate the correct torque wrench setting for the following torque.
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Using the Exhaust Gas Oxygen Sensor Socket, tighten to 46 Nm (34 lb-ft).
2. Connect the HO2S electrical connector.