Heated Oxygen Sensor (HO2S): Installation

WARNING: This page is about a different variant/trim than selected.

Left hand (LH) Heated oxygen sensor (HO2S)

1.
- Apply anti-seize to thread of sensor, using special tool install the HO2S. Use Special Service Tool: 303-476 (T94P-9472-A) Socket, Exhaust Gas Oxygen Sensor.
  Material: High Temperature Nickel Anti-Seize Lubricant / XL-2
  
  Torque: 35 lb.ft (48 Nm)
- Install the harness retainer and connect the electrical connector.

GFD41199

Courtesy of FORD MOTOR COMPANY

Right hand (RH) Heated oxygen sensor (HO2S)

2.

Apply anti-seize to thread of sensor, using special tool install the HO2S. Use Special Service Tool: 303-476 (T94P-9472-A) Socket, Exhaust Gas Oxygen Sensor.
Material: High Temperature Nickel Anti-Seize Lubricant / XL-2

Torque: 35 lb.ft (48 Nm)

GFD41200

Courtesy of FORD MOTOR COMPANY

3.

Connect the HO2S electrical connector.

GFD41196

Courtesy of FORD MOTOR COMPANY

All sensors

4.

If equipped, install the underbody shield.
Torque: 71 lb.in (8 Nm)

GFD38415

Courtesy of FORD MOTOR COMPANY