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2012 Nissan Rogue Oxygen Sensors

30 items

Shop best-selling oxygen sensors for Ford, Chevy, Honda, Nissan, Toyota, and more. Direct-fit O2 sensors with fast response, improved MPG, and reliable emissions performance.

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Downstream O2 Oxygen Sensor | 1-Pc Direct-Fit | Heated | A-Premium OS084Downstream O2 Oxygen Sensor | 1-Pc Direct-Fit | Heated | A-Premium OS084
A-Premium®Part # OS084
Downstream O2 Oxygen Sensor | 1-Pc Direct-Fit | Heated | A-Premium OS084
4.5675 Reviews
$49.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2013 - 2013 Nissan Altima, 2013 - 2013 Nissan Rogue, 2012 - 2012 Nissan Altima, 2011 - 2011 Nissan Altima, 2008 - 2012 Nissan Rogue, 2007 - 2011 Nissan Altima, 2007 - 2010 Nissan Altima
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Installation PositionDownstream
Item LocatedUnited States
ConditionNew
item #10031U8Q
Note
O2 Sensor - B1S2 Indicates Bank 1 Sensor 2, B1S3 Indicates Bank 1 Sensor 3.
【Note-1】For 2007-2012 Nissan Altima & 2008-2012 Nissan Rogue, it fits with California Emissions, not fit with Federal Emissions.
【Note-2】For 2007-2011 Nissan Altima & 2008-2012 Nissan Rogue, it fits After Secondary Cat, not After Primary Cat or Before Primary Cat.
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Downstream Driver & Passenger O2 Oxygen Sensor | 2-Pc Direct-Fit | Heated | A-Premium APOS0412
A-Premium®Part # APOS0412
Downstream Driver & Passenger O2 Oxygen Sensor | 2-Pc Direct-Fit | Heated | A-Premium APOS0412
4.5675 Reviews
$69.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2015 - 2019 INFINITI Q70L, 2015 - 2015 INFINITI Q40, 2014 - 2019 INFINITI Q70, 2014 - 2015 Nissan Rogue Select, 2014 - 2014 INFINITI Q70, 2014 - 2014 INFINITI QX50, 2014 - 2014 INFINITI QX70, 2014 - 2014 INFINITI QX70, 2014 - 2014 Nissan Cube, 2013 - 2013 INFINITI EX37, 2013 - 2013 INFINITI FX37, 2013 - 2013 Nissan Rogue, 2012 - 2012 INFINITI FX35, 2011 - 2013 INFINITI M37, 2011 - 2013 INFINITI M56, 2011 - 2012 INFINITI G25, 2011 - 2011 Nissan Cube, 2011 - 2011 Nissan Murano, 2011 - 2011 Nissan Quest, 2009 - 2014 Nissan Maxima
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity2
Installation PositionDownstream Driver & Passenger
Item LocatedUnited States
ConditionNew
item #10049UVC
Show less
Upstream & Downstream O2 Oxygen Sensor | 2-Pc Direct-Fit | Heated | A-Premium APOS1761
A-Premium®Part # APOS1761
Upstream & Downstream O2 Oxygen Sensor | 2-Pc Direct-Fit | Heated | A-Premium APOS1761
4.5675 Reviews
$96.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2013 - 2013 Nissan Altima, 2013 - 2013 Nissan Rogue, 2012 - 2012 Nissan Altima, 2011 - 2011 Nissan Altima, 2008 - 2012 Nissan Rogue, 2007 - 2010 Nissan Altima
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Installation PositionUpstream & Downstream
Item LocatedUnited States
ConditionNew
item #1001H836
Note
Oxygen Senor - B1S1 Indicates Bank 1 Sensor 1, B1S2 Indicates Bank 1 Sensor 2Location Note-3: B1S3 Indicates Bank 1 Sensor 3.
Show less
O2 Oxygen Sensor | 1-Pc Direct-Fit | A-Premium OS088
A-Premium®Part # OS088
O2 Oxygen Sensor | 1-Pc Direct-Fit | A-Premium OS088
4.5675 Reviews
$35.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2015 - 2019 INFINITI Q70L, 2015 - 2015 INFINITI Q40, 2014 - 2019 INFINITI Q70, 2014 - 2015 Nissan Rogue Select, 2014 - 2014 INFINITI Q70, 2014 - 2014 INFINITI QX50, 2014 - 2014 INFINITI QX70, 2014 - 2014 INFINITI QX70, 2014 - 2014 Nissan Cube, 2013 - 2013 INFINITI EX37, 2013 - 2013 INFINITI FX37, 2013 - 2013 Nissan Rogue, 2012 - 2012 INFINITI FX35, 2011 - 2013 INFINITI M37, 2011 - 2013 INFINITI M56, 2011 - 2012 INFINITI G25, 2011 - 2011 Nissan Cube, 2011 - 2011 Nissan Murano, 2011 - 2011 Nissan Quest, 2009 - 2014 Nissan Maxima
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Installation PositionCheck the fitment chart
Item LocatedUnited States
ConditionNew
item #10031THX
Show less
O2 Oxygen Sensor | 1-Pc Direct-Fit | Heated | A-Premium APOS0635
A-Premium®Part # APOS0635
O2 Oxygen Sensor | 1-Pc Direct-Fit | Heated | A-Premium APOS0635
4.5675 Reviews
$50.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2011 - 2011 Suzuki Equator, 2010 - 2012 Suzuki Equator, 2010 - 2010 Nissan Rogue, 2009 - 2011 Nissan Altima, 2009 - 2010 Nissan Frontier, 2009 - 2010 Suzuki Equator, 2009 - 2009 Nissan Maxima, 2008 - 2012 Nissan Armada, 2008 - 2012 Nissan Pathfinder, 2008 - 2012 Nissan Titan, 2008 - 2010 Infiniti QX56, 2008 - 2010 Nissan Altima, 2008 - 2010 Nissan Xterra, 2007 - 2010 Nissan Altima, 2007 - 2010 Nissan Pathfinder
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Installation PositionCheck the fitment chart
Item LocatedUnited States
ConditionNew
item #10032LH3
Show less
O2 Oxygen Sensor | 2-Pc Direct-Fit | Heated | A-Premium APOS1776
A-Premium®Part # APOS1776
O2 Oxygen Sensor | 2-Pc Direct-Fit | Heated | A-Premium APOS1776
4.5675 Reviews
$82.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2014 - 2015 Nissan Rogue Select, 2013 - 2013 Nissan Rogue, 2011 - 2012 Nissan Rogue, 2011 - 2012 Nissan Versa, 2010 - 2012 Nissan Sentra, 2010 - 2011 Nissan Cube
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity2
Installation PositionCheck the fitment chart
Item LocatedUnited States
ConditionNew
item #1001GYUR
Show less
Downstream O2 Oxygen Sensor | 1-Pc Direct-Fit | Aisin OXSN-00817
AisinPart # OXSN-00817
Downstream O2 Oxygen Sensor | 1-Pc Direct-Fit | Aisin OXSN-00817
4.5675 Reviews
$43.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2008 - 2013 Nissan Rogue, 2007 - 2013 Nissan Altima
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Installation PositionDownstream
Item LocatedUnited States
ConditionNew
item #1018ELG7
Show less
Downstream O2 Oxygen Sensor | 1-Pc Direct-Fit | Aisin OXSN-00560
AisinPart # OXSN-00560
Downstream O2 Oxygen Sensor | 1-Pc Direct-Fit | Aisin OXSN-00560
4.5675 Reviews
$45.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2015 - 2019 INFINITI Q70L, 2015 - 2015 INFINITI Q40, 2014 - 2019 INFINITI Q70, 2014 - 2015 Nissan Rogue Select, 2014 - 2014 INFINITI Q70, 2014 - 2014 INFINITI QX50, 2014 - 2014 INFINITI QX70, 2014 - 2014 Nissan Cube, 2013 - 2013 INFINITI EX37, 2013 - 2013 INFINITI FX37, 2012 - 2012 INFINITI FX35, 2011 - 2013 INFINITI M37, 2011 - 2013 INFINITI M56, 2011 - 2012 INFINITI G25, 2011 - 2011 INFINITI FX35, 2011 - 2011 Nissan Murano, 2011 - 2011 Nissan Quest, 2009 - 2014 Nissan Maxima, 2009 - 2013 INFINITI FX50, 2009 - 2013 Nissan 370Z
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Installation PositionDownstream
Item LocatedUnited States
ConditionNew
item #1018EEZE
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Oxygen Sensor - Bosch 18099
BoschPart # 18099
Oxygen Sensor - Bosch 18099
46 Reviews
$124.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2013-2013 Nissan Altima, 2008-2013 Nissan Rogue, 2007-2012 Nissan Altima, 2007-2011 Nissan Altima, 2007-2011 Nissan Altima
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Item LocatedUnited States
Part interchange
18099, 226A4JA00A
item #1002EH3X
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Bosch 15387 Oxygen Sensor
BoschPart # 15387
Bosch 15387 Oxygen Sensor
46 Reviews
$146.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2014-2015 Nissan Rogue Select, 2011-2011 Nissan Quest, 2009-2014 Nissan Maxima, 2009-2011 Nissan Murano, 2008-2013 Nissan Rogue, 2007-2012 Nissan Altima, 2007-2012 Nissan Sentra
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Item LocatedUnited States
Part interchange
15387, 226A0JA10C
item #1002DVYK
Show less
Walker Products 250-24794 Oxygen Sensor, Downstream
Walker ProductsPart # 250-24794
Walker Products 250-24794 Oxygen Sensor, Downstream
56 Reviews
$97.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2013-2013 Nissan Altima, 2013-2013 Nissan Rogue, 2012-2012 Nissan Altima, 2011-2011 Nissan Altima, 2011-2011 Nissan Altima, 2008-2012 Nissan Rogue, 2007-2011 Nissan Altima, 2007-2010 Nissan Altima, 2007-2010 Nissan Altima
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Installation PositionDownstream
Item LocatedUnited States
Part interchange
250-24794
item #1001P9EQ
Show less
Denso 234-9036 Oxygen Sensor
DensoPart # 234-9036
Denso 234-9036 Oxygen Sensor
4.29 Reviews
$170.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2014-2015 Nissan Rogue Select, 2013-2013 Nissan Altima, 2012-2013 Nissan Altima, 2012-2012 Nissan Altima, 2011-2013 Nissan Rogue, 2011-2012 Nissan Frontier, 2011-2012 Nissan Pathfinder, 2011-2012 Nissan Xterra, 2011-2012 Suzuki Equator, 2011-2011 INFINITI FX35, 2011-2011 INFINITI M37, 2010-2013 Nissan Altima, 2010-2013 Nissan Maxima, 2010-2011 Nissan Altima, 2010-2011 Nissan Altima, 2010-2011 Nissan Altima, 2010-2010 Nissan Rogue, 2009-2010 INFINITI FX35, 2009-2010 INFINITI G37, 2009-2010 INFINITI M35
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Item LocatedUnited States
Part interchange
234-9036, 1821382Z50, 226931NA0A, 22693ZX70A, 25685, 18061, 18062, 250-54035, 
...View more
item #1002HKC8
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Bosch 15741 Oxygen Sensor
BoschPart # 15741
Bosch 15741 Oxygen Sensor
46 Reviews
$56.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2023-2023 Cadillac XT5, 2023-2023 Cadillac XT6, 2023-2023 Chevrolet Blazer, 2023-2023 GMC Acadia, 2022-2022 Chevrolet Colorado, 2022-2022 GMC Canyon, 2022-2022 Mazda CX-5, 2022-2022 Mazda CX-5, 2022-2022 Mazda CX-5, 2021-2022 Buick Enclave, 2021-2022 Cadillac XT6, 2021-2021 GMC Canyon, 2021-2021 Mazda 6, 2021-2021 Mazda 6, 2021-2021 Mazda CX-5, 2021-2021 Mazda CX-5, 2020-2023 Chevrolet Traverse, 2020-2022 Cadillac XT5, 2020-2022 GMC Acadia, 2020-2022 Lexus RX350
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Item LocatedUnited States
Part interchange
15741
item #1002E5KY
Show less
Walker Products 350-64072 Oxygen Sensor
Walker ProductsPart # 350-64072
Walker Products 350-64072 Oxygen Sensor
56 Reviews
$153.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2011-2012 Nissan Armada, 2011-2012 Nissan Pathfinder, 2011-2012 Nissan Sentra, 2011-2012 Nissan TITAN, 2011-2011 Nissan Altima, 2011-2011 Nissan TITAN, 2011-2011 Suzuki Equator, 2011-2011 Suzuki Equator, 2010-2012 Suzuki Equator, 2010-2010 Nissan Armada, 2010-2010 Nissan Armada, 2010-2010 Nissan Frontier, 2010-2010 Nissan Pathfinder, 2010-2010 Nissan Rogue, 2010-2010 Nissan Xterra, 2010-2010 Suzuki Equator, 2010-2010 Suzuki Equator, 2009-2011 Nissan Versa, 2009-2010 INFINITI QX56, 2009-2010 Nissan Altima
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Item LocatedUnited States
Part interchange
350-64072
item #1001PEP7
Show less
Walker Products 350-64043 Oxygen Sensor
Walker ProductsPart # 350-64043
Walker Products 350-64043 Oxygen Sensor
56 Reviews
$93.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2024-2024 Nissan GT-R, 2023-2023 Nissan GT-R, 2017-2021 Nissan GT-R, 2016-2016 Nissan GT-R, 2014-2015 Nissan GT-R, 2014-2015 Nissan Rogue Select, 2013-2013 Nissan Altima, 2013-2013 Nissan GT-R, 2012-2012 Nissan Altima, 2012-2012 Nissan Altima, 2012-2012 Nissan Frontier, 2012-2012 Nissan Xterra, 2012-2012 Suzuki Equator, 2011-2013 Nissan Rogue, 2011-2012 Nissan Altima, 2011-2012 Nissan Pathfinder, 2011-2012 Nissan Versa, 2011-2011 INFINITI FX35, 2011-2011 INFINITI M37, 2011-2011 Nissan Altima
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Item LocatedUnited States
Part interchange
350-64043
item #1001PHGC
Show less
Walker Products 250-24741 Oxygen Sensor
Walker ProductsPart # 250-24741
Walker Products 250-24741 Oxygen Sensor
56 Reviews
$89.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2018-2019 INFINITI Q70, 2018-2019 INFINITI Q70L, 2016-2017 INFINITI Q70, 2016-2017 INFINITI Q70L, 2015-2015 INFINITI Q40, 2015-2015 INFINITI Q70, 2015-2015 INFINITI Q70L, 2014-2015 Nissan Rogue Select, 2014-2014 INFINITI Q70, 2014-2014 INFINITI Q70, 2014-2014 INFINITI QX50, 2014-2014 INFINITI QX70, 2014-2014 Nissan Cube, 2013-2013 INFINITI EX37, 2013-2013 INFINITI FX37, 2013-2013 INFINITI FX50, 2013-2013 INFINITI M37, 2013-2013 INFINITI M56, 2013-2013 Nissan Rogue, 2012-2013 Nissan 370Z
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Item LocatedUnited States
Part interchange
250-24741
item #1001PCAZ
Show less
Walker Products 250-54037 Oxygen Sensor
Walker ProductsPart # 250-54037
Walker Products 250-54037 Oxygen Sensor
56 Reviews
$129.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2012-2012 Nissan Pathfinder, 2011-2012 Nissan Armada, 2011-2012 Nissan Sentra, 2011-2011 Nissan Altima, 2011-2011 Nissan Pathfinder, 2011-2011 Suzuki Equator, 2011-2011 Suzuki Equator, 2010-2012 Nissan TITAN, 2010-2012 Suzuki Equator, 2010-2010 Nissan Armada, 2010-2010 Nissan Armada, 2010-2010 Nissan Rogue, 2010-2010 Nissan Xterra, 2010-2010 Suzuki Equator, 2010-2010 Suzuki Equator, 2009-2011 Nissan Versa, 2009-2010 INFINITI QX56, 2009-2010 Nissan Altima, 2009-2010 Nissan Altima, 2009-2010 Nissan Frontier
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Item LocatedUnited States
Part interchange
250-54037
item #1001PCZE
Show less
Walker Products 250-54035 Oxygen Sensor
Walker ProductsPart # 250-54035
Walker Products 250-54035 Oxygen Sensor
56 Reviews
$149.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2024-2024 Nissan GT-R, 2023-2023 Nissan GT-R, 2021-2021 Nissan GT-R, 2020-2020 Nissan GT-R, 2015-2019 Nissan GT-R, 2014-2015 Nissan Rogue Select, 2013-2014 Nissan GT-R, 2013-2013 Nissan Altima, 2012-2012 Nissan Altima, 2012-2012 Nissan Altima, 2012-2012 Nissan Frontier, 2012-2012 Nissan Pathfinder, 2012-2012 Suzuki Equator, 2011-2013 Nissan Maxima, 2011-2013 Nissan Rogue, 2011-2012 Nissan Altima, 2011-2012 Nissan Versa, 2011-2012 Nissan Xterra, 2011-2011 INFINITI FX35, 2011-2011 INFINITI M37
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Item LocatedUnited States
Part interchange
250-54035
item #1001PA45
Show less
Walker Products 350-34467 Oxygen Sensor, Downstream
Walker ProductsPart # 350-34467
Walker Products 350-34467 Oxygen Sensor, Downstream
56 Reviews
$95.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2013-2013 Nissan Altima, 2013-2013 Nissan Rogue, 2012-2012 Nissan Altima, 2011-2011 Nissan Altima, 2011-2011 Nissan Altima, 2008-2012 Nissan Rogue, 2007-2011 Nissan Altima, 2007-2010 Nissan Altima, 2007-2010 Nissan Altima
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Installation PositionDownstream
Item LocatedUnited States
Part interchange
350-34467
item #1001PH0U
Show less
Denso 234-4380 Oxygen Sensor
DensoPart # 234-4380
Denso 234-4380 Oxygen Sensor
4.29 Reviews
$104.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2018-2019 INFINITI Q70, 2015-2018 INFINITI Q70L, 2014-2016 INFINITI Q70, 2014-2015 Nissan Rogue Select, 2014-2014 INFINITI QX50, 2014-2014 INFINITI QX70, 2013-2013 INFINITI EX37, 2013-2013 INFINITI FX37, 2013-2013 INFINITI M35h, 2013-2013 Nissan Rogue, 2012-2012 Nissan Rogue, 2012-2012 Nissan Versa, 2011-2014 Nissan Cube, 2011-2013 INFINITI M37, 2011-2013 INFINITI M56, 2011-2012 INFINITI G25, 2011-2011 Nissan Quest, 2011-2011 Nissan Rogue, 2009-2014 Nissan Maxima, 2009-2013 INFINITI FX50
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2012 Nissan Rogue
Quantity1
Item LocatedUnited States
Part interchange
234-4380, 226A0JA10C, 226A0ET000, 22690EN200, 24450, 15370, 15387, ES11073, 
...View more
item #1004Z4QY
Show less
Page 1 of 2

Your vehicle’s oxygen sensor (also known as O2 sensors) plays a critical role in engine performance, fuel efficiency, and emissions control. By continuously measuring the amount of unburned oxygen in the exhaust, the oxygen sensor sends real-time feedback to your engine control unit (ECU), ensuring the perfect air-fuel mixture.

When an oxygen sensor fails, your engine essentially runs “blind,” leading to poor fuel economy, rough idling, reduced performance, and a persistent check engine light. A timely front oxygen sensor replacement or replacement of a faulty upstream oxygen sensor or downstream oxygen sensor can restore optimal driving conditions and help you pass emissions tests with ease.

 

Why Choose A-Premium Oxygen Sensors?

Unlike universal parts that require cutting and splicing wires, A-Premium O2 sensors are engineered for direct plug-and-play installation.

  • OEM-style connectors for seamless fit
  • Pre-coated anti-seize threads for easy installation
  • Laser-welded body construction for durability
  • High-temperature sintered coating for long service life
  • Premium insulation sheathing and impact-resistant design
  • Slotted guard tube for sensor protection
  • High heat dissipation structure for extreme environments

 

Advanced Performance & Precision

A-Premium oxygen sensor technology ensures fast, accurate, and stable performance:

Performance & Response

  • ≤200ms fast response time
  • High-efficiency oxygen sensing
  • Zirconia sensing element
  • Real-time signal feedback

Precision & Control

  • Real-time exhaust tracking
  • Accurate combustion control
  • Stable signal output

Efficiency & Engine Benefits

  • Improved fuel efficiency
  • Enhanced engine performance
  • Reduced harmful emissions
  • Extended engine lifespan

Environmental Adaptability

  • Operating range: -40°F to 266°F
  • Air-tight sealing design
  • Stable performance under harsh conditions

 

3 Symptoms of a Bad Oxygen Sensor

Because O2 sensors operate in extreme heat and carbon-rich environments, they naturally degrade over time.

  • Check Engine Light (CEL): Common codes include P0135, P0171, and P0420. These often point to issues with an upstream oxygen sensor or oxygen sensor bank 1.
  • Poor Fuel Economy: A faulty oxygen sensor may cause a rich fuel mixture, dramatically lowering MPG. 20-40% worse fuel economy overnight.
  • Rough Idle & Stalling: Incorrect readings from your downstream oxygen sensor or upstream sensor can disrupt engine stability.
  • Rotten egg smell: Catalytic converter overheating from bad fuel mixture

 

Understanding O2 Sensor Positions: Upstream vs Downstream

Modern vehicles may have multiple oxygen sensor units, making it essential to identify the correct one:

  • Oxygen Sensor Bank 1vs Bank 2 
    • oxygen sensor bank 1 refers to the side of the engine with Cylinder #1
    • Bank 2 is the opposite side
  • Upstream Oxygen Sensor(Sensor 1) 
    • Located before the catalytic converter
    • Controls air-fuel ratio
    • Most common need for front oxygen sensor replacement
  • Downstream Oxygen Sensor(Sensor 2) 
    • Located after the catalytic converter
    • Monitors emissions system efficiency

Tip: Always match your diagnostic code to the correct upstream oxygen sensor or downstream oxygen sensor before purchasing.

 

Complete Your Emissions Repair

Replacing your oxygen sensor is often part of a larger emissions system fix. Consider inspecting these related components:

 

Shop by Popular Makes

To help you quickly find the right oxygen sensor, explore our most popular vehicle-specific options:

Browse our most searched and best-selling vehicle-specific oxygen sensor options to quickly locate the right fit for your car.

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Why Is My Car Running Worse After a New O2 Sensor?

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Can I Use a Downstream Oxygen Sensor for Upstream?

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P0130 Code: Bank 1 Sensor 1 O2 Circuit Diagnosis & Fixes

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