E 450 V8-5.4L (2009)
Oxygen Sensor: Service and Repair
Heated Oxygen Sensor (HO2S)
Heated Oxygen Sensor (HO2S)
Removal and Installation
1. Remove the engine cover.
2. Disconnect the Heated Oxygen Sensor (HO2S) electrical connector.
3. NOTE: If necessary, lubricate the HO2S with penetrating and lock lubricant to assist in removal.
Using the Exhaust Gas Oxygen Sensor Socket, remove the HO2S.
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.
3. Install the engine cover.