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Denso 234-9052 Air / Fuel Ratio Sensor - Upstream or Upstream Left
| Brand | Denso 234-9052 |
|---|---|
| Position | Upstream |
| Connector Gender | Male |
| Grade Type | Regular |
| Sensor Type | Heated |
| Thread Diameter | 0.711 |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Wiring Harness Length | 14.80 |
| Product line | OE Style |
| Fits | Toyota, Lexus, and Pontiac · 24 vehicles |
OE style replacement. Precision-built for exact replacement and a first-time fit.
Heated sensor. Helps maintain accurate air-fuel ratio monitoring.
Specific fit. Made to match the application without modifications.
Cross-references ACDelco 213-2825, ACDelco 213-2845 and ACDelco 213-3546 for the same application. See all 21.
Denso OE Style Air/Fuel Ratio Sensor
Denso 234-9052 is an OE Style heated air/fuel ratio sensor built for specific-fit replacement in select Toyota, Lexus, and Pontiac applications. It is engineered for accurate signal response and a first-time fit, making it a direct choice for upstream sensor service on vehicles such as the Toyota Corolla, Toyota Matrix, and Toyota Yaris.
Key Features
- OE Style replacement from Denso
- Heated air/fuel ratio sensor for faster operating readiness
- Specific fit design for direct application matching
- 4-wire configuration with male connector
- 14.80 wiring harness length
- Thread diameter: 0.711
- Regular grade sensor construction
Product Details
Denso 234-9052 is manufactured and tested to OE standards for consistent performance and exact replacement dimensions. The OE Style line focuses on the correct fit and factory-style configuration, which is important when replacing an upstream air/fuel ratio sensor on the Toyota Corolla, Toyota Matrix, or Toyota Yaris. This part also cross-references Bosch 13996 and NTK 24661 for the same application.
Compatible vehicle coverage includes Fits 2005-2008 Toyota Corolla, Upstream; Fits 2005-2008 Toyota Matrix, Upstream; Fits 2006-2014 Toyota Yaris, Upstream; Fits 2007-2009 Lexus LS460, Upstream Left; and Fits 2005-2008 Pontiac Vibe, Upstream. The part number 234-9052 is commonly searched for OE-style upstream sensor replacement on these applications.
Common Uses
- Replacing a failed upstream air/fuel ratio sensor
- Addressing check engine light concerns related to sensor response
- Restoring proper fuel control feedback to the engine computer
- Correcting drivability issues tied to inaccurate exhaust oxygen sensing
- Servicing factory-style emissions control components on Toyota and Lexus models
Installation Notes
Verify connector style, thread diameter, harness length, and sensor position before installation. This is a specific-fit sensor, so it should be matched to the exact upstream application listed for your vehicle. On Toyota Corolla, Toyota Matrix, and Toyota Yaris applications, confirm the upstream location and compare the original connector and wire routing before replacement.
Quality Assurance
Denso builds this OE Style sensor to strict original-equipment standards and tests each component for replacement accuracy and fit consistency. The 234-9052 is designed to deliver the correct part and the correct fit for the listed applications.
| Year | Make | Model | Body Type | Drive Type | Position | Notes |
|---|---|---|---|---|---|---|
| 2014 | Toyota | Yaris | Sedan | — | Upstream | OE Style |
| 2013 | Toyota | Yaris | Sedan | — | Upstream | OE Style |
| 2012 | Toyota | Yaris | Sedan | — | Upstream | OE Style |
| 2011 | Toyota | Yaris | — | — | Upstream | OE Style |
| 2010 | Toyota | Yaris | — | — | Upstream | OE Style |
| 2009 | Lexus | LS460 | — | RWD | Upstream Left | OE Style |
| 2009 | Toyota | Yaris | — | — | Upstream | OE Style |
| 2008 | Lexus | LS460 | — | — | Upstream Left | OE Style |
| 2008 | Pontiac | Vibe | — | — | Upstream | OE Style |
| 2008 | Toyota | Corolla | — | — | Upstream | OE Style |
| 2008 | Toyota | Matrix | — | — | Upstream | OE Style |
| 2008 | Toyota | Yaris | — | — | Upstream | OE Style |
| 2007 | Lexus | LS460 | — | — | Upstream Left | OE Style |
| 2007 | Pontiac | Vibe | — | — | Upstream | OE Style |
| 2007 | Toyota | Corolla | — | — | Upstream | OE Style |
| 2007 | Toyota | Matrix | — | — | Upstream | OE Style |
| 2007 | Toyota | Yaris | — | — | Upstream | OE Style |
| 2006 | Pontiac | Vibe | — | FWD | Upstream | OE Style |
| 2006 | Toyota | Corolla | — | — | Upstream | OE Style |
| 2006 | Toyota | Matrix | — | FWD | Upstream | OE Style |
| 2006 | Toyota | Yaris | — | — | Upstream | OE Style |
| 2005 | Pontiac | Vibe | — | FWD | Upstream | OE Style |
| 2005 | Toyota | Corolla | — | — | Upstream | OE Style |
| 2005 | Toyota | Matrix | — | FWD | Upstream | OE Style |
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