How to Service the Heated Oxygen Sensors on 2009 Ford Expedition?

So that the heated oxygen sensor (HO2S) can be serviced, it is necessary to lift the vehicle in neutral. Unscrew the electrical connector and take off HO2S with socket and penetrating lubricant. Apply high-temperature nickel anti-seize on the threads of the new sensor, screw on to 46 Nm (34 lb-ft) and re-connect the electrical connector.

OEM 2009 Ford Expedition Oxygen Sensors

Oxygen O2 Sensor

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3 Oxygen Sensors found

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2009 Ford Expedition Oxygen Sensor, Rear Driver Side Part Number: GU2Z-9G444-A
$56.02 MSRP: $92.18
You Save: $36.16 (40%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Sensor - Exhaust Gas - Oxygen; Oxygen Sensor, Front, Front Left, Front Right, Rear, Rear Left, Rear Right; Rear Oxygen Sensor; Front Oxygen Sensor; Upper Oxygen Sensor; Lower Oxygen Sensor; Sensor
- Position: Rear Driver Side
- Replaces: 1R3Z-9G444-BA, 1R3Z-9G444-AA, 5F9Z-9G444-BA, 5W6Z-9G444-BA, 5C5Z-9F472-AA, DY-1091, DY-1005, DY-1063, DY-1089, DY-649, DY-1086, DY-1104, F1TZ-9F472-A, F4DZ-9F472-A, F6DZ-9G444-AA, F88Z-9F472-AA, F78Z-9F472-BA, F75Z-9G444-BA, DY-1081, DY-1060, DY-800, DY-831, DY-832, F3UZ-9F472-A, F4DZ-9F472-B, F4ZZ-9F472-C, F4UZ-9F472-A, F78Z-9F472-AA, F7RZ-9G444-BA, DY-1040, XC2Z-9F472-BA, F1SZ-9F472-A, XR3Z-9G444-BB, F5WZ-9F472-BA, 5C5Z-9F472-BA, 6E5Z-9G444-AA, 5W6Z-9G444-AA, DY-1034, DY-1093, DY-1058, F1SZ-9F472-B, 6L7Z-9F472-BA, DY-761, F5AZ-9G444-B, F4SZ-9F472-A, F77Z-9F472-BA, F6DZ-9G444-B, DY-1039, F85Z-9G444-E, F5UZ-9F472-A, F75Z-9G444-AA, F88Z-9F472-AB, F4SZ-9F472-D, F8RZ-9G444-BB, F85Z-9G444-AA, F85Z-9G444-AB, F88Z-9F472-BA, DY-1053, XR3Z-9G444-JA, XC2Z-9F472-AA, DY-1038, DY-703, F6DZ-9G444-EA, F5MZ-9F472-AA, DY-1087, FOTZ-9F472-A, DY-1057, XR3Z-9G444-EA, XR3Z-9G444-HA, DY-661, DY-731
- Item Weight: 0.40 Pounds
- Item Dimensions: 0.2 x 7.7 x 9.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: GU2Z-9G444-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
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Fits the following 2009 Ford Expedition Submodels:
- Eddie Bauer, EL Eddie Bauer, EL King Ranch, EL Limited, EL XL, EL XLT, Funkmaster Flex Edition, King Ranch, Limited, NBX, XL, XLS, XLT, XLT Sport | 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L FLEX, 8 Cyl 5.4 L GAS
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2009 Ford Expedition Oxygen Sensor, Front Driver Side Part Number: 8F9Z-9F472-C
$130.39 MSRP: $214.55
You Save: $84.16 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor - Hego; Oxygen Sensor, Front Left; Wideband Air/Fuel Sensor; Front Oxygen Sensor; Upper Oxygen Sensor
- Position: Front Driver Side
- Base No.: 9F472
- Item Weight: 0.50 Pounds
- Item Dimensions: 8.6 x 7.8 x 7.8 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 8F9Z-9F472-C
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2009 Ford Expedition Submodels:
- Eddie Bauer, EL Eddie Bauer, EL King Ranch, EL Limited, EL XL, EL XLT, King Ranch, Limited, XL, XLT | 8 Cyl 5.4 L FLEX
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2009 Ford Expedition Oxygen Sensor, Front Part Number: 8F9Z-9F472-B
$95.91 MSRP: $157.82
You Save: $61.91 (40%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Sensor - Hego; Oxygen Sensor, Front, Front Right; Wideband Air/Fuel Sensor; Front Oxygen Sensor; Upper Oxygen Sensor
- Manufacturer Note: Front Or Rear
- Position: Front
- Base No.: 9F472
- Item Weight: 0.60 Pounds
- Item Dimensions: 8.4 x 7.8 x 7.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 8F9Z-9F472-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2009 Ford Expedition Submodels:
- Eddie Bauer, EL Eddie Bauer, EL King Ranch, EL Limited, EL XL, EL XLT, King Ranch, Limited, XL, XLT | 8 Cyl 5.4 L FLEX

2009 Ford Expedition Oxygen Sensors

If you're seeking quality and affordability, look no further than our extensive inventory of genuine 2009 Ford Expedition Oxygen Sensors available at FordPartsDeal.com. You can confidently purchase our OEM 2009 Ford Expedition Oxygen Sensors as they are supported by the manufacturer's warranty and our hassle-free return policy, alongside the benefit of our fast delivery service.

2009 Ford Expedition Oxygen Sensors Parts Q&A

Q: How to Service the Heated Oxygen Sensors on 2009 Ford Expedition?
A: So that the heated oxygen sensor (HO2S) can be serviced, it is necessary to lift the vehicle in neutral. Unscrew the electrical connector and take off HO2S with socket and penetrating lubricant. Apply high-temperature nickel anti-seize on the threads of the new sensor, screw on to 46 Nm (34 lb-ft) and re-connect the electrical connector.