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Denso 234-4094 Oxygen Sensor - Downstream or Upstream
| Brand | Denso 234-4094 |
|---|---|
| Position | Downstream |
| Connector Gender | Female |
| Mounting Type | Threaded |
| Sensor Type | Heated |
| Thread Diameter | 0.708 |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Wiring Harness Length | 13.78 |
| Product line | OE Style |
| Fits | Honda · 11 vehicles |
OE style replacement. Precision-built for exact replacement and a first-time fit.
Heated sensor. Helps support efficient engine performance and fuel economy.
Threaded mount. Female connector and 4-wire design for a direct install.
Cross-references ACDelco 213-1481, ACDelco 213-1482 and BorgWarner OS834 for the same application. See all 31.
Denso OE Style Oxygen Sensor 234-4094
Denso 234-4094 is a specific-fit heated oxygen sensor built to OE-style dimensions and electrical requirements for direct replacement service. It is designed for Honda Odyssey downstream, Honda Insight downstream, and Honda Prelude upstream applications where accurate exhaust feedback and proper connector fit matter.
Key Features
- Heated oxygen sensor for faster operating response
- Specific fit design for direct replacement on listed applications
- 4-wire configuration with female connector
- Threaded mounting type with 0.708 in. thread diameter
- Wiring harness length: 13.78 in.
- OE Style construction for factory-like fit and function
OE Style Design
Denso’s OE Style line is built for exact replacement service, with precision manufacturing aimed at first-time fit and consistent sensor performance. The sensor uses an aluminum oxide trap layer to help protect the ceramic element from silicone and lead contamination, supporting stable engine management and long service life in demanding exhaust environments. This part cross-references Bosch 13075 and NTK 24042 for the same application.
Fitment
- Fits 1999-2004 Honda Odyssey, Downstream, OE Style
- Fits 2000 Honda Insight, Downstream, OE Style
- Fits 1992-1995 Honda Prelude, Upstream, OE Style
What It Helps Address
- Check engine light related to oxygen sensor performance
- Incorrect air-fuel ratio feedback from a worn sensor
- Poor fuel economy caused by slow or inaccurate exhaust readings
- Rough idle or drivability issues tied to sensor degradation
- Failed emissions testing due to sensor response problems
Installation Notes and Tips
Verify the sensor position before ordering, since this part is listed for both upstream and downstream locations depending on application. Confirm connector style, thread diameter, and harness length against the original sensor before installation. For best results, inspect the exhaust bung threads and wiring routing during replacement on Honda Odyssey, Honda Insight, and Honda Prelude applications.
Quality Assurance
Denso manufactures and tests this oxygen sensor to strict OE standards for replacement accuracy and consistent operation. The OE Style design is intended to deliver the right part and the right fit for the listed Honda applications, including 1999-2004 Honda Odyssey, 2000 Honda Insight, and 1992-1995 Honda Prelude.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2004 | Honda | Odyssey | Downstream | OE Style |
| 2003 | Honda | Odyssey | Downstream | OE Style |
| 2002 | Honda | Odyssey | Downstream | OE Style |
| 2001 | Honda | Odyssey | Downstream | OE Style |
| 2000 | Honda | Insight | Downstream | OE Style |
| 2000 | Honda | Odyssey | Downstream | OE Style |
| 1999 | Honda | Odyssey | Downstream | OE Style |
| 1995 | Honda | Prelude | Upstream | OE Style |
| 1994 | Honda | Prelude | Upstream | OE Style |
| 1993 | Honda | Prelude | Upstream | OE Style |
| 1992 | Honda | Prelude | Upstream | OE Style |
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