How to Service and Repair Oxygen Sensors on 2006 Ford Focus?

Place vehicle on a hoist in neutral, disconnect battery ground. If equipped with secondary air injection, disconnect the connector, remove wiring retainer and EVAP purge shield, snapping it back. Remove exhaust manifold heat shield, lubricate HO2S if needed, remove/install sensor with a crows-foot wrench, apply anti-seize, secure wiring, and reverse steps.

OEM 2006 Ford Focus Oxygen Sensors

Oxygen O2 Sensor

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5 Oxygen Sensors found

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2006 Ford Focus 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
ADD TO CART
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.
More Info
Fits the following 2006 Ford Focus Submodels:
- LX, S, SE, SES, Sony Limited Edition, SVT, ZTS, ZTW, ZX3, ZX4, ZX5, ZXW | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
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2006 Ford Focus Oxygen Sensor, Front Part Number: 5S4Z-9F472-AA
$56.13 MSRP: $92.36
You Save: $36.23 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor - Hego; Oxygen Sensor, Front; Front Oxygen Sensor
- Position: Front
- Replaces: 3S4Z-9F472-CA, DY-990, 3S4Z-9F472-CC, DY-1031
- Base No.: 9F472
- Item Weight: 0.60 Pounds
- Item Dimensions: 8.7 x 7.9 x 7.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5S4Z-9F472-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2006 Ford Focus Submodels:
- LX, S, SE, SES, ST, ZTS, ZTW, ZX3, ZX4, ZX4 ST, ZX5, ZXW | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
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2006 Ford Focus Oxygen Sensor, Center Passenger Side Part Number: 5S4Z-9G444-BA
$49.69 MSRP: $78.91
You Save: $29.22 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor - Exhaust Gas - Oxygen; Oxygen Sensor, Center, Rear; Rear Oxygen Sensor
- Position: Center Passenger Side
- Replaces: 3S4Z-9G444-AA, 5S4Z-9G444-DA
- Base No.: 9G444A
- Item Weight: 0.50 Pounds
- Item Dimensions: 8.6 x 7.7 x 7.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5S4Z-9G444-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2006 Ford Focus Submodels:
- LX, S, SE, SEL, SES, ST, ZTS, ZTW, ZX3, ZX4 ST, ZX5 | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
View related parts
2006 Ford Focus Oxygen Sensor Part Number: XS2Z-9G444-AA
Product Specifications
- Other Name: Sensor Assembly; Rear Oxygen Sensor
- Base No.: 9G444
- Item Weight: 0.40 Pounds
- Item Dimensions: 8.7 x 7.7 x 7.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: XS2Z-9G444-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2006 Ford Focus Submodels:
- LX, S, SE, SES, Sony Limited Edition, SVT, ZTS, ZTW, ZX3, ZX4, ZX5, ZXW | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
View related parts
2006 Ford Focus Rear Oxygen Sensor, Driver Side Part Number: 5S4Z-9G444-CA
Product Specifications
- Other Name: Sensor - Exhaust Gas - Oxygen; Oxygen Sensor, Rear; Oxygen Sensor
- Position: Rear Driver Side
- Replaces: 5S4Z-9G444-AA
- Base No.: 9G444B
- Item Weight: 0.60 Pounds
- Item Dimensions: 8.3 x 7.6 x 7.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5S4Z-9G444-CA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2006 Ford Focus Submodels:
- ST, ZX4 ST | 4 Cyl 2.3 L GAS

2006 Ford Focus Oxygen Sensors

If you're seeking quality and affordability, look no further than our extensive inventory of genuine 2006 Ford Focus Oxygen Sensors available at FordPartsDeal.com. You can confidently purchase our OEM 2006 Ford Focus 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.

2006 Ford Focus Oxygen Sensors Parts Q&A

Q: How to Service and Repair Oxygen Sensors on 2006 Ford Focus?
A: Place vehicle on a hoist in neutral, disconnect battery ground. If equipped with secondary air injection, disconnect the connector, remove wiring retainer and EVAP purge shield, snapping it back. Remove exhaust manifold heat shield, lubricate HO2S if needed, remove/install sensor with a crows-foot wrench, apply anti-seize, secure wiring, and reverse steps.