How to Service the Heated Oxygen Sensors on Lincoln MKX?

In order to service the Heated Oxygen Sensor (HO2S), hoist the car in neutral and unscrew the electrical connector. Lubricate the sensor threads when required then remove it using an Exhaust Gas Oxygen Sensor socket. Installation of a new sensor requires application of anti-seize lubricant and tightening to 48 Nm (35 lb-ft).

OEM Lincoln MKX Oxygen Sensors

Oxygen O2 Sensor

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9 Oxygen Sensors found

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Lincoln MKX Oxygen Sensor, Rear Part Number: FL3Z-9G444-E
$37.44 MSRP: $59.45
You Save: $22.01 (38%)
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Product Specifications
- Other Name: Sensor - Exhaust Gas - Oxygen; Oxygen Sensor, Rear; Rear Oxygen Sensor; Lower Oxygen Sensor
- Position: Rear
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2016-2018 Lincoln MKX | Black Label, Premiere, Reserve, Select | 6 Cyl 2.7 L GAS
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Lincoln MKX Oxygen Sensor, Front Passenger Side Part Number: FR3Z-9F472-A
$97.35 MSRP: $160.18
You Save: $62.83 (40%)
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Product Specifications
- Other Name: Sensor - Hego; Oxygen Sensor, Front, Front Right; Wideband Air/Fuel Sensor; Air/Fuel Sensor; Front Oxygen Sensor; Upper Oxygen Sensor
- Manufacturer Note: RH/LH
- Position: Front Passenger Side
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2016-2018 Lincoln MKX | Black Label, Premiere, Reserve, Select | 6 Cyl 2.7 L GAS
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Lincoln MKX Oxygen Sensor, Rear Part Number: FL3Z-9G444-A
$58.23 MSRP: $95.82
You Save: $37.59 (40%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Sensor - Exhaust Gas - Oxygen; Oxygen Sensor, Rear; Rear Oxygen Sensor; Lower Oxygen Sensor
- Position: Rear
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2016-2018 Lincoln MKX | Black Label, Premiere, Reserve, Select | 6 Cyl 3.7 L GAS
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Lincoln MKX Oxygen Sensor, Front Part Number: FB5Z-9F472-A
$67.74 MSRP: $111.45
You Save: $43.71 (40%)
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Product Specifications
- Other Name: Sensor - Hego; Oxygen Sensor, Front, Front Left, Front Right; Wideband Air/Fuel Sensor; Air/Fuel Sensor; Front Oxygen Sensor; Upper Oxygen Sensor
- Manufacturer Note: Front Or Rear
- Position: Front
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2016-2018 Lincoln MKX | Black Label, Premiere, Reserve, Select | 6 Cyl 3.7 L GAS
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Lincoln MKX Oxygen Sensor, Front Part Number: BL3Z-9F472-A
$133.71 MSRP: $220.00
You Save: $86.29 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor - Hego; Oxygen Sensor, Front, Front Right; Wideband Air/Fuel Sensor; Air/Fuel Sensor; Front Oxygen Sensor; Upper Oxygen Sensor
- Position: Front
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2012-2015 Lincoln MKX | Base | 6 Cyl 3.7 L GAS
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Lincoln MKX Oxygen Sensor, Rear Driver Side Part Number: BH6Z-9G444-A
$68.51 MSRP: $112.73
You Save: $44.22 (40%)
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Product Specifications
- Other Name: Sensor - Exhaust Gas - Oxygen; Oxygen Sensor, Rear, Rear Left; Rear Oxygen Sensor; Lower Oxygen Sensor
- Position: Rear Driver Side
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2011-2015 Lincoln MKX | Base | 6 Cyl 3.7 L GAS
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Lincoln MKX Oxygen Sensor, Front Part Number: 9E5Z-9F472-D
$104.42 MSRP: $171.82
You Save: $67.40 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor - Hego; Oxygen Sensor, Front; Wideband Air/Fuel Sensor; Air/Fuel Sensor; Front Oxygen Sensor; Upper Oxygen Sensor
- Position: Front
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2011 Lincoln MKX | Base | 6 Cyl 3.7 L GAS
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Lincoln MKX Oxygen Sensor, Front Part Number: 7T4Z-9F472-A
$62.43 MSRP: $102.73
You Save: $40.30 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor - Hego; Oxygen Sensor, Front; Front Oxygen Sensor; Upper Oxygen Sensor
- Position: Front
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007-2010 Lincoln MKX | Base | 6 Cyl 3.5 L GAS
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Lincoln MKX Oxygen Sensor, Rear Driver Side Part Number: 5F9Z-9G444-AB
$64.75 MSRP: $106.55
You Save: $41.80 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor - Exhaust Gas - Oxygen; Oxygen Sensor, Rear, Rear Left; Rear Oxygen Sensor; Lower Oxygen Sensor
- Position: Rear Driver Side
- Replaces: 5F9Z-9G444-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007-2010 Lincoln MKX | Base | 6 Cyl 3.5 L GAS

Lincoln MKX Oxygen Sensors

Welcome to our website where you can discover high-quality, genuine Lincoln MKX Oxygen Sensors. We offer an extensive inventory of OEM Lincoln MKX Oxygen Sensors at affordable prices. We are committed to providing top-rated customer service along with prompt delivery.

Lincoln MKX Oxygen Sensors Parts and Q&A

Oxygen Sensor, Rear Driver Side
5F9Z-9G444-AB
Q: How to Service the Heated Oxygen Sensors on Lincoln MKX?
A: In order to service the Heated Oxygen Sensor (HO2S), hoist the car in neutral and unscrew the electrical connector. Lubricate the sensor threads when required then remove it using an Exhaust Gas Oxygen Sensor socket. Installation of a new sensor requires application of anti-seize lubricant and tightening to 48 Nm (35 lb-ft).