20 Best 1991 Honda Accord O2 Sensor [2024]

Are you looking for the best 1991 Honda Accord O2 Sensor? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling 1991 Honda Accord O2 Sensor.

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# Preview Product
1 Denso 234-4621 Oxygen Sensor Denso 234-4621 Oxygen Sensor
2 Denso 234-4095 Oxygen Sensor Denso 234-4095 Oxygen Sensor
3 MOSTPLUS 234-4099 SG336 Upstream O2 Oxygen Sensor Compatible with Acura Cl El Integra NSX Honda... MOSTPLUS 234-4099 SG336 Upstream O2 Oxygen Sensor Compatible with Acura Cl El Integra NSX Honda...
4 5 PCS Automotive O2 Oxygen Sensor Socket Offset Wrench Remover Tool and Thread Chaser Tool 5 PCS Automotive O2 Oxygen Sensor Socket Offset Wrench Remover Tool and Thread Chaser Tool
5 Heated Oxygen Sensor Upstream Fit SG336 1992-2001 Acura Integra 1990-2002 Honda Accord 1995-2002... Heated Oxygen Sensor Upstream Fit SG336 1992-2001 Acura Integra 1990-2002 Honda Accord 1995-2002...
6 Oxygen O2 Sensor Upstream Sensor 1 Fit for 1992 1993 Acura Integra 97-99 Acura CL 1990-1999 Accord... Oxygen O2 Sensor Upstream Sensor 1 Fit for 1992 1993 Acura Integra 97-99 Acura CL 1990-1999...
7 ZBN 234-4621 Oxygen O2 Sensor Upstream Downstream Compatible with Acura CL EL NSX TL Honda Accord... ZBN 234-4621 Oxygen O2 Sensor Upstream Downstream Compatible with Acura CL EL NSX TL Honda Accord...
8 Extension Harness 4 Wires for Upstream Downstream O2 Oxygen Sensor Compatible with Honda Civic... Extension Harness 4 Wires for Upstream Downstream O2 Oxygen Sensor Compatible with Honda Civic...
9 Oxygen Sensor ‎234-4621 O2 Sensor 1Pc Compatible with Upstream Downstream Oxygen Sensor ‎234-4621 O2 Sensor 1Pc Compatible with Upstream Downstream
10 Denso 234-4209 Universal Oxygen Sensor with 11.5” 4-Wire Harness (connectors not included) Denso 234-4209 Universal Oxygen Sensor with 11.5” 4-Wire Harness (connectors not included)
11 THEBIGDEALS 234-4209 Universal Oxygen Sensor THEBIGDEALS 234-4209 Universal Oxygen Sensor
12 Bosch Automotive OXYGEN SENSOR Bosch Automotive OXYGEN SENSOR
13 Mplus 234-4011 Oxygen Sensor Fits 1990-2005 for Acura CL Integra RSX Vigor/for Honda Accord Civic... Mplus 234-4011 Oxygen Sensor Fits 1990-2005 for Acura CL Integra RSX Vigor/for Honda Accord Civic...
14 Bosch 15710 Oxygen Sensor, OE Fitment (Honda) Bosch 15710 Oxygen Sensor, OE Fitment (Honda)
15 Walker Products 350-34126 Oxygen Sensor, Original Equipment Replacement Upstream O2 Sensor, 4-W... Walker Products 350-34126 Oxygen Sensor, Original Equipment Replacement Upstream O2 Sensor, 4-W...
16 X AUTOHAUX Air Fuel Ratio O2 Oxygen Sensor Downstream for Toyota for Mazda 161868 250-24000 X AUTOHAUX Air Fuel Ratio O2 Oxygen Sensor Downstream for Toyota for Mazda 161868 250-24000
17 GoSens 120 Oxygen Sensor for all the vehicles for Buick for Cadillac for Chevrolet for GMC for Isuzu... GoSens 120 Oxygen Sensor for all the vehicles for Buick for Cadillac for Chevrolet for GMC for...
18 KFKGF Oxygen Sensor Upstream SG336 for Civic 1.5L 2Door 1993-1995 O2 Sensor 1Pcs KFKGF Oxygen Sensor Upstream SG336 for Civic 1.5L 2Door 1993-1995 O2 Sensor 1Pcs
19 Oxygen O2 Sensor 430mm Compatible With 1990-2010 Honda Acura Isuzu Odyssey Integra Accord CR-V Civic... Oxygen O2 Sensor 430mm Compatible With 1990-2010 Honda Acura Isuzu Odyssey Integra Accord CR-V...
20 Bodeman - Upstream O2 Oxygen Sensor for Accord Civic CL Integra TL Prelude Odyssey Oasis -... Bodeman - Upstream O2 Oxygen Sensor for Accord Civic CL Integra TL Prelude Odyssey Oasis -...
Bestseller No. 1
Denso 234-4621 Oxygen Sensor
  • Designed to detect the amount of oxygen in the exhaust system
  • Constructed from high quality material
  • Features double protection layer, aluminum oxide trap layer, PTFE filter and stainless steel housing
  • Manufactured with precision to meet OE standards
  • Easy installation
SaleBestseller No. 2
Denso 234-4095 Oxygen Sensor
  • Denso Oxygen Sensor - 234-4095
  • DENSO Oxygen Sensor
SaleBestseller No. 3
MOSTPLUS 234-4099 SG336 Upstream O2 Oxygen Sensor Compatible with Acura Cl El Integra NSX Honda...
  • Fitment: Compatible for Acura CL 1997-1999,Compatible for Acura EL 1997-1998,Compatible for Acura Integra 1992-1993,Compatible for Acura NSX...
  • Interchange Part Number: 234-4099, 36531P06A1, 36531-P06-A11, 36531-P06-A12, 36531-P2R-A01, 234000-2311, SG336, 36532P30A01, 13007(Please check your...
  • Product Specifications: Package Includes--1 x Oxygen Sensor; Terminal Gender--Male; Pin Quantity--4; Length (Sensor to Lead)--16.93inch
  • Feature: The key parts including chip from top supplier; 100% test before shipment; Stock parts direct replacement and with pre-coated threads to help...
  • Tip: Bank 1 Sensor 1=Upstream Right/Rear; Bank 2 Sensor 1=Upstream Left/Front; Bank 1 Sensor 2=Downstream Right/Rear; Bank 2 Sensor 2=Downstream...
Bestseller No. 4
5 PCS Automotive O2 Oxygen Sensor Socket Offset Wrench Remover Tool and Thread Chaser Tool
  • 【Design】 Standard 6 point with low profile and slotted design to enable you remove oxygen sensors with the wiring harness still attached, and the...
  • 【USE】 Built for use with ratchets and breakers bars to remove and install oxygen sensors and hex vacuum switches on vehicle, even if you don't...
  • 【Package】1-pc 3/8” Dr. extra deep broach socket (3-1/8” long), 1-pc 3/8” Dr. low-profile crowfoot socket wrench (1-1/4” long), 1-pc 1/2”...
  • 【Material】 Made from high performance chrome molybdenum and solid cast steel construction for strength and durability - Finished with Black Oxide...
  • 【Service】100% satisfaction guarantee, If you have any issues with the Oxygen Sensor Socket Wrench and Thread Chaser Set, simply contact customer...
Bestseller No. 5
Heated Oxygen Sensor Upstream Fit SG336 1992-2001 Acura Integra 1990-2002 Honda Accord 1995-2002...
  • Please check the plug & fitment notes & filter system & description for accurate information. 100% exact match OE standard 13959 SG336. This sensor...
  • Replacing your engine’s oxygen sensor can improve engine performance and fuel economy, and prevent premature catalytic converter damage.
  • Thorough testing by our engineers guarantees 100% accurate data transfer to the engine management system for optimal engine operation and longevity.
  • Replacing your engine’s oxygen sensor can improve engine performance and fuel economy, reduce harmful emissions, and prevent premature catalytic...
  • Direct Plug-In Replacement, A ABIGAILoxygen sensors are easy to install on your vehicle, and come with pre-coated threads to assist installation.
Bestseller No. 6
Oxygen O2 Sensor Upstream Sensor 1 Fit for 1992 1993 Acura Integra 97-99 Acura CL 1990-1999 Accord...
  • 【Warranty】You are backed by our Performance Assurance. this oxygen sensor comes with 30 Days HASSLE-FREE RETURN & 1 Year / 12 months unlimited...
  • 【Function】Lambda sensor can improve engine efficiency performance and fuel economy, reduce CO2 and other harmful emissions, extend expensive...
  • 【Performance】The metal shroud doesnot look as shiny as other Oxygen Sensors. Because it is made of SUS310 high temperature resistant material. And...
  • 【Interchange Part No.】Rplaces # Bosch 13007.Please use the Year & Make & Model drop down bar and check the wire length & plug & position to...
Bestseller No. 7
ZBN 234-4621 Oxygen O2 Sensor Upstream Downstream Compatible with Acura CL EL NSX TL Honda Accord...

  • ATTENTION: Pls carefully check part pictures, part no., fitment of Amazon & description. Because Amazon fitment still has some error about engine...
  • ▲Compatible Part no. :234-4621; 234 4621 ; 2344621
  • ▲1 year warranty.▲You will get Free and easy replacement or refund if any problem presented to us in the warranty life time.▲The problem of...
  • ▲ The position of the Oxygen sensor in your vehicle and the socket type are very important, please check it carefully with our description and...
  • ▲▲▲Double protective cover, durable, reliable, Long lifetime. ▲Built-in heater to accelerate ignition, improve fuel efficiency, reducing...
SaleBestseller No. 8
Extension Harness 4 Wires for Upstream Downstream O2 Oxygen Sensor Compatible with Honda Civic...
  • This Oxygen Sensor Extension Harness is Compatible with most Honda, Acura, Civic, Integra, Prelude, and Accord Models, BUT please make sure the...
  • It's 4 wires O2 sensor extender, to extend the reach of the O2 sensor cable. The actual length is longer than 32 inches, enough for you to use.
  • 4-wire plug used this extension to relocate the O2 sensor on the headers, direct replacement and simple to install, Easy fix. Help you save a lot.
  • Careful design. All wires and pins are TINNED COPPER, which boosts sensor response and is more durable. The wire harness is wrapped in a plastic case,...
  • Our extension Harnesss are manufactured to a high standard, ensuring durable and long-term stable performance. If you have any questions, please feel...
Bestseller No. 9
Oxygen Sensor ‎234-4621 O2 Sensor 1Pc Compatible with Upstream Downstream
  • Interchange Part Number:234-4621, 15712, 36531-P5P-004, 36531-P5P-014,Directly Fit your vehicle when the plug and the length is the same as your...
  • Fitment::compatible with 2001-2003 CL, 2001-2003 EL, 2000-2005 NSX, 1999-2003 TL; for 1990-2002 Accord, 2001-2003 Civic , 1997-2001 Prelude
  • Material: Using high-quality high-temperature resistant materials, the reaction speed is faster. The unique dual laser welded stainless steel housing...
  • Performance: The oxygen sensor uses sophisticated sensing elements to produce an accurate output proportional to the air-fuel ratio, which helps the...
  • Function: The protective layer protects the components, and the trap layer prevents damage to the platinum electrode. Measure the oxygen content after...
SaleBestseller No. 10
Denso 234-4209 Universal Oxygen Sensor with 11.5” 4-Wire Harness (connectors not included)
  • Manufactured to the highest O.E. quality, guaranteed to fit right
  • Does NOT include the connectors
  • Aluminum oxide trap, this extra layer helps to protect from silicone and lead poisoning
  • Stainless steel housing and porous Teflon filter all contribute to make a long life
  • Improved engine performance and greater fuel efficiency
Bestseller No. 11
THEBIGDEALS 234-4209 Universal Oxygen Sensor
  • Warranty: 1-YEAR / 365-DAYS UNLIMITED MILEAGE WARRANTY. ALL THEBIGDEALS oxygen sensors are extensively tested during manufacturing to guarantee...
  • Interchange Number: Replaces# 234-4209 15733 Length (Sensor to Lead):360 mm (14.17 in). Directly Fit your vehicle when the plug and the length is the...
  • Servicing Intervals: Harmful contaminants maybe present in your vehicle's exhaust stream can significantly reduce the life span of an oxygen sensor....
  • Bank 1 Sensor 1 means Upstream Right/Rear;Bank 2 Sensor 1 means Upstream Left/Front;Bank 1 Sensor 2 means Downstream Right/Rear;Bank 2 Sensor 2 means...
  • Please check the description or use the year/make/model drop down bar and interchangeable part numbers to confirm the compatibility before purchasing....
SaleBestseller No. 12
Bosch Automotive OXYGEN SENSOR
  • Fit type: Vehicle Specific
Bestseller No. 13
Mplus 234-4011 Oxygen Sensor Fits 1990-2005 for Acura CL Integra RSX Vigor/for Honda Accord Civic...
  • Car Fitment- 1990-2005 for Acura CL Integra RSX Vigor / for Honda Accord Civic CR-V Odyssey Prelude / for Isuzu Oasis, please confirm this item fits...
  • OE Part Number-234-4011.Note:Please ensure this product will fit your vehicle by checking the photos or the part number with your old item before...
  • Product Function- Replacing your engine’s oxygen sensor can improve engine performance and fuel economy, reduce harmful emissions, and prevent...
  • Premium Quality- East installation replacement and premium quality meets or exceeds OEM standards, 100% tested before shipping makes the replacement...
  • Buy with Confidence- Our local US-based team and inventory offer 24-hours professional after-service and fast shipping. We also offers 2 years or...
SaleBestseller No. 14
Bosch 15710 Oxygen Sensor, OE Fitment (Honda)
  • Lower emissions with Bosch OE quality sensors
  • Bosch OE quality sensors provide highly accurate measuerment
  • Bosch OE quality sensors offer perfect functionality in a high temperature range
  • Bosch OE quality sensors reduces fuel consumption
Bestseller No. 15
Walker Products 350-34126 Oxygen Sensor, Original Equipment Replacement Upstream O2 Sensor, 4-W...
  • Walker Products Oxygen Sensor Program is the Industry Leading OEM and Aftermarket Oxygen Sensor ( O2 Sensor ) Program
  • Walker O2 Sensor is Manufactured to meet and exceed OE specifications; Direct OE Fit, Form, Function; increase fuel efficiency, decrease emissions,...
  • Backed by Walker Products buyer protection for worry free installation and performance
  • Fitment: 1990-2001 Honda Accord, Honda Civic, Acura CL, Honda CR-V, Acura Integra, Isuzu Oasis, Honda Odyssey, Honda Prelude, Acura Vigor
  • Replacement: 234-4011, 13539 Oxygen Sensor
Bestseller No. 16
X AUTOHAUX Air Fuel Ratio O2 Oxygen Sensor Downstream for Toyota for Mazda 161868 250-24000
  • [OE Number] 161868, 250-24000
  • [Fitment] Fit for Toyota Sienna 1998-2000, for Toyota Sienna 2004-2010, for Toyota Camry 1992-2011, for Toyota Solara 1999-2008, for Toyota Matrix...
  • [] Oxygen sensor is made of material, durable and resistant to oxidation and high temperatures.
  • [Function] Air fuel ratio sensor can improve engine efficiency performance and fuel economy.
  • [Package Includes] 1x Oxygen Sensor, 1x Oxygen Sensor Instruction Manual, 4 x Wire Protector Cover.
Bestseller No. 17
GoSens 120 Oxygen Sensor for all the vehicles for Buick for Cadillac for Chevrolet for GMC for Isuzu...
  • Check Model / Year carefully before you buy it
  • Build as OEM, high quality, easy to install.
  • If you buy a wrong part, please contact with seller before you return it.
  • 1 Year Warranty
  • for all the vehicles ... OE# Universal,234-4209, wires 4, length 485mm
Bestseller No. 18
KFKGF Oxygen Sensor Upstream SG336 for Civic 1.5L 2Door 1993-1995 O2 Sensor 1Pcs
  • 🌀Adapted models- This oxygen sensor is suitable for Vigor 2.5L 4Door 1992-1994
  • 🌀Advantages- The 02 sensor monitors the performance of the catalytic converter,reduces the particles in the reducer,and alerts the car when it is...
  • 🌀Specifications- SG336 upstream 4 wire 500mm
  • 🌀Install- Along the wiring harness,connect to the EC,take down the sensor at the opposite position,and replace it with a new one. Do not tighten it...
  • 🌀Notice- This air fuel sensor has passed the monitoring,please rest assured to buy and use,please contact us if you encounter any problems
Bestseller No. 19
Oxygen O2 Sensor 430mm Compatible With 1990-2010 Honda Acura Isuzu Odyssey Integra Accord CR-V Civic...
  • Fitment: Compatible with 1992-2001 2004-2010 Acura NSX CL Integra Vigor MDX TL 2Door 4Door 4.2L L6,more fitment detail,please kindly check Amazon...
  • Manufacturer Part Number: 234-4099; Other Part Number: 36531P2RA01,SG336.
  • Length (Sensor to Lead):430mm,Wires: 4; Oxygen Sensor - improve engine performance and fuel efficiency, Direct plug-in replacement, easily to...
  • Constructed from durable material that is corrosion and abrasion resistant, ensures long-time work stably under high temperature and extensively...
  • MOTE: Please check the description or use the year/make/model and interchangeable part numbers to confirm the compatibility before purchase.
Bestseller No. 20
Bodeman - Upstream O2 Oxygen Sensor for Accord Civic CL Integra TL Prelude Odyssey Oasis -...
  • Easy Installation, Direct Replacement - Please Enter Your Vehicle to Check Fitment
  • Made from Durable Material, Manufactured to Withstand High Engine Temperatures
  • Designed to Determine the Oxygen Content of the Exhaust Gas, Improve Fuel Economy and Lower Emission
  • Located in Jamaica, NY, USA, Bodeman Is a Company Servicing Auto-shops and Dealerships with OE Quality Replacement Parts.
  • 1 Year Warranty

Having trouble finding a great 1991 Honda Accord O2 Sensor?

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FAQ:

Q: Do I have a bad O2 sensor?

A: Other symptoms of a bad oxygen sensor include a rough idle, a misfire, and/ or hesitation when trying to accelerate. How do I know if I have a bad o2 sensor or catalytic converter? Signs that you may need a new catalytic converter include: Your car throws a check engine light. Your engine misfires. Your car noticeably uses more fuel.

Q: How to check Honda oxygen sensors?

A: Set your multimeter to Volts DC mode. Remember,your multimeter must be a 10 megohm impedance type. Connect your multimeter to oxygen sensor wire. You’ll need to use a wire piercing probe to accomplish this. … Start the engine and let it warm up till it reaches normal operating temperature . …

Q: Do I have to replace both O2 sensors?

A: Yes, you have to replace 2 Oxygen sensors if your car has one catalytic converter with one exhaust pipe. One sensor is in the front and another one is after the catalytic converter and remember don’t mix them up, the one for upstream before the catalytic converter is different from the one behind the converter. Read the labels carefully.

Q: What does the O2 sensor do?

A: What Does an Oxygen Sensor Do in a Car? All cars that were manufactured post-1980 feature an oxygen sensor. It is located within the emissions control system. When functioning, the O2 sensor sends data to the management computer located within the engine. In your car, a functioning O2 sensor ensures that your engine is running at top performance.