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Denso 234-9028 Air / Fuel Ratio Sensor - Upstream Right
| Brand | Denso 234-9028 |
|---|---|
| Position | Upstream Right |
| Connector Gender | Male |
| Grade Type | Regular |
| Sensor Type | Heated |
| Thread Diameter | 0.711 |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Wiring Harness Length | 11.81 |
| Product line | OE Style |
| Fits | Toyota · 3 vehicles |
OE style replacement. Precision-built for exact replacement and a first-time fit.
Heated sensor. Engineered for reliable air-fuel ratio monitoring.
Specific fit with a 4-wire male connector.
Cross-references ACDelco 213-2842, BorgWarner OS2073 and Bosch 13540 for the same application. See all 9.
Denso OE Style Air/Fuel Ratio Sensor
Denso 234-9028 is an OE Style heated air/fuel ratio sensor built for exact replacement and first-time fit. It is made for specific applications and is engineered to match the original sensor layout on 2001-2003 Toyota RAV4, upstream right.
For drivers searching for a 2001-2003 Toyota RAV4 upstream right air/fuel ratio sensor, this Denso OE-style part number 234-9028 provides a direct-fit solution with the correct connector and harness configuration.
Key Features
- Heated air/fuel ratio sensor for precise exhaust feedback
- Specific fit design for the listed Toyota RAV4 application
- 4-wire configuration with male connector
- 11.81 in. wiring harness length
- Thread diameter: 0.711
- OE Style replacement from Denso
Product Details
Denso 234-9028 is manufactured to OE standards and tested for consistent performance in emission control systems. The sensor is precision-built to match the original part dimensions and electrical layout, helping ensure proper installation on the 2001-2003 Toyota RAV4, upstream right. This part cross-references Toyota 8946742020 and Bosch 13540 for the same application.
The Denso OE Style line focuses on direct replacement parts that follow original equipment fit and function requirements. For buyers comparing air/fuel ratio sensor options for a Toyota RAV4, part number 234-9028 is a specific-fit replacement intended to match the factory sensor location and connector style.
Common Issues This Part May Address
- Check engine light related to air/fuel ratio sensor faults
- Incorrect exhaust oxygen feedback to the engine control module
- Rough idle or drivability concerns tied to sensor signal errors
- Emission test failures caused by a worn upstream sensor
- Fuel mixture control problems from degraded sensor response
Installation Notes and Tips
Verify the vehicle year, model, and sensor position before ordering. This part is listed for 2001-2003 Toyota RAV4, upstream right, so match the original connector, wire count, and harness length before installation. Because this is a heated sensor with a specific fit, confirm thread diameter and connector orientation against the removed unit.
Quality Assurance
Denso manufactures and tests this OE Style sensor to strict original-equipment standards for replacement accuracy and fit consistency. The part is built for direct replacement on the listed Toyota RAV4 applications and is intended to deliver the correct fit the first time.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2003 | Toyota | RAV4 | Upstream Right | OE Style |
| 2002 | Toyota | RAV4 | Upstream Right | OE Style |
| 2001 | Toyota | RAV4 | Upstream Right | OE Style |
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