Heated Oxygen Sensor (HO2S): Installation

WARNING: This page is about a different car, the 2016 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.

Left Hand Heated Oxygen Sensor(HO2S)

1.

Install the HO2S.
- Apply a light coat of high temperature nickel anti-seize lubricant to the HO2S threads prior to installation.
- Calculate the correct torque wrench setting for the following torque. Refer to the Torque Wrench Adapter Formulas in the chart below.
- Using the Exhaust Gas Oxygen Sensor Socket, tighten to 46 Nm (34 lb-ft).

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2.

Install the LH fender splash shield. Refer to Front End Body Panels .

3.

Attach the the wire routing retainers and connect the LH HO2S electrical connector.

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4.

NOTE: When removing or installing the fuel injection pump noise insulator, spreading the openings reduces the risk of damage.

Install the fuel injection pump noise insulator.

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5.

Remove the oil filler cap and install the engine appearance cover. Install the oil filler cap.

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Right Hand Heated Oxygen Sensor(HO2S)

6.

Install the HO2S.
- Apply a light coat of high temperature nickel anti-seize lubricant to the HO2S threads prior to installation.
- Calculate the correct torque wrench setting for the following torque. Refer to the Torque Wrench Adapter Formulas in the chart below.
- Using the Exhaust Gas Oxygen Sensor Socket, tighten to 46 Nm (34 lb-ft).

Courtesy of FORD MOTOR COMPANY

7.

Attach the the wire routing retainers and connect the RH HO2S electrical connector.

Courtesy of FORD MOTOR COMPANY

8.

Install the RH fender splash shield. Refer to Front End Body Panels .

9.

Remove the oil filler cap and install the engine appearance cover. Install the oil filler cap.

Courtesy of FORD MOTOR COMPANY