Replacement Oxygen Sensor Upstream - Replaces 234-9021, 8946741030, 8946741040 - Compatible with Lexus and Toyota Vehicles - ES300, Avalon, Camry, Sienna, Solara - 3.0L - 2000, 2001, 2002, 2003, 2004
- Replacement Upstream Oxygen Sensor - Sometimes referred to as O2 or Lambda Sensor measures the amount or proportion of oxygen mixed in the fuel of your vehicle which is essential in the proper operation of your catalytic converter. The vehicle then determines whether it is necessary to adjust for it to perform properly.
- Compatible Replacement for Toyota Vehicles - 2000-2001 ES300 3.0L | 2000-2004 Avalon 3.0L | 2001 Camry 3.0L | 2001-2003 Sienna 3.0L | 2001-2003 Solara 3.0L. This oxygen sensor manufactured by AA Ignition is a replacement for the front upstream location of the vehicle. It is heated and has 4 wire leads for an exact replacement.
- Replaces Part# 234-9021, 8946741030, 8946741040, 8946733030, 5S3572 usually found on popular Avalon, Camry, and Sienna including year models 00, 01, 02, 03, 04. A lot of people buy the wrong oxygen sensor because of the wrong plug and length of the sensor. Please make sure to check your old sensor to see if the plug and pins are alike or better check the whole sensor itself.
- OEM Fit, Quality, Finish - This replacement 02 Oxygen Sensor is a direct replacement for the Oxygen Sensor part# 234-9021 and will fit, work and function like the original part or even better. The oxygen sensor maintains engine performance and fuel efficiency by reducing harmful emissions which helps extend the life of the catalytic converter.
- Lifetime Warranty - This replacement Oxygen Sensor from AA Ignition comes complete with a lifetime warranty. If the part ever fails on your ES300, Camry or Solara simply contact us for a replacement. Save time and money by taking advantage of our warranty and replacing this part yourself. See our website for full details. See our website for full details.
The oxygen sensor or sometimes referred to as O2 or Lambda Sensor measures the amount or proportion of oxygen mixed in the fuel of your vehicle which is essential in the proper operation of your catalytic converter. The vehicle then determines whether it is necessary to adjust for it perform properly.
Compatible With The Following Vehicles:
- 2000-2001 Lexus ES300 3.0L
- 2000-2004 Toyota Avalon 3.0L
- 2001 Toyota Camry 3.0L
- 2001-2003 Toyota Sienna 3.0L
- 2001-2003 Toyota Solara 3.0L
- 234-9021
- 2349021
- 8946741030
- 89467-41030
- 89467-41040
- 8946741040
- 8946733030
- 89467-33030
- 5S3572
- OS1499
Replace Your Oxygen Sensor And Get Rid Of The CEL On Your Vehicle
Oxygen Sensors are essential to your vehicle's performance and operation. By replacing your oxygen sensor, your vehicle will accurately detect the mixture of air and fuel and adjust it's performance accordingly for a smooth driving experience.
Experience the AA Ignition Difference!
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ASE TechniciansInstalling parts on you vehicle can be difficult and we understand. That's why we have technicians on staff to assist you with installation or even properly diagnosing your car. Our technicians will even provide the factory repair manual to make installation easier for you. |
Strict Quality ControlAll of our sensors undergo strict quality control not just before shipping but throughout the production process. During each step of production multiple quality control checks are performed to insure each and every part lasts for years to come. |
An American BusinessAA Ignition is a division of GWA Auto Parts and we are proud to be an American Small Business. Located in sunny South Florida and founded by long time car enthusiasts, AA Ignition takes pride in providing quality products at an exceptional value. |
This is a compatible replacement part manufactured by AA Ignition. This 02 Oxygen Sensor is NOT a genuine OEM part and their associated vehicle models and part numbers are used in this listing only to identify the vehicles and part models this oxygen sensor fits.