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Denso 234-4727 Oxygen Sensor - Upstream
| Brand | Denso 234-4727 |
|---|---|
| Position | Upstream |
| Connector Gender | Male |
| Mounting Type | Threaded |
| Sensor Type | Heated |
| Thread Diameter | 0.708 |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Wiring Harness Length | 17.32 |
| Product line | OE Style |
| Fits | Honda and Acura · 14 vehicles |
OE-style replacement. Precision-built for exact replacement and a first-time fit.
Heated sensor. Helps support quicker operation and consistent readings.
Threaded mounting. Specific-fit design for straightforward installation.
Cross-references ACDelco 213-1611, ACDelco 213-3000 and BorgWarner OS1654 for the same application. See all 22.
Denso OE Style Oxygen Sensor 234-4727
Denso 234-4727 is a heated, specific-fit oxygen sensor built to OE-style dimensions for direct replacement in select Honda and Acura applications. It is engineered for accurate exhaust feedback, stable engine management, and a first-time fit on vehicles such as the Honda Odyssey, Honda Accord, Acura CL, and Acura TL.
Key Features
- Heated oxygen sensor for faster operating readiness
- Specific fit design for direct replacement
- 4-wire configuration with male connector
- Threaded mounting type with 0.708 in. thread diameter
- 17.32 in. wiring harness length
- OE Style construction for factory-like fit and function
OE Style Construction
Denso’s OE Style line is built to match original equipment requirements for fit, form, and function. This sensor uses precision-built components and an aluminum oxide trap layer to help protect the ceramic element from silicone and lead contamination, supporting consistent signal output and long service life. Part number 234-4727 is a direct replacement choice for drivers servicing emissions and fuel-control systems on Honda and Acura models.
This part cross-references Bosch 13256 and NTK 24582 for the same application.
Vehicle Fitment
- Fits 2001-2004 Honda Odyssey, Upstream, OE Style
- Fits 2000-2002 Honda Accord, Upstream, OE Style
- Fits 2001-2003 Acura CL, Upstream, OE Style
- Fits 2000-2003 Acura TL, Upstream, OE Style
Common Issues This Sensor Can Address
- Check engine light related to oxygen sensor performance
- Incorrect air-fuel ratio feedback to the engine control module
- Reduced fuel economy caused by inaccurate exhaust readings
- Rough idle or hesitation tied to faulty upstream sensor data
- Emissions test failures caused by a worn sensor
Installation Notes and Tips
Confirm upstream location, connector style, thread diameter, and harness length before installation. Compare the original sensor connector and wire count to Denso 234-4727 to verify a proper match for your Honda Odyssey, Honda Accord, Acura CL, or Acura TL application. Threaded mounting requires correct removal and installation practices to avoid damage to the exhaust bung.
Quality Assurance
Denso manufactures and tests this oxygen sensor to OE standards for replacement accuracy and dependable operation. The OE Style design focuses on exact fitment and consistent sensor performance for emissions control service.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2004 | Honda | Odyssey | Upstream | OE Style |
| 2003 | Acura | CL | Upstream | OE Style |
| 2003 | Acura | TL | Upstream | OE Style |
| 2003 | Honda | Odyssey | Upstream | OE Style |
| 2002 | Acura | CL | Upstream | OE Style |
| 2002 | Acura | TL | Upstream | OE Style |
| 2002 | Honda | Accord | Upstream | OE Style |
| 2002 | Honda | Odyssey | Upstream | OE Style |
| 2001 | Acura | CL | Upstream | OE Style |
| 2001 | Acura | TL | Upstream | OE Style |
| 2001 | Honda | Accord | Upstream | OE Style |
| 2001 | Honda | Odyssey | Upstream | OE Style |
| 2000 | Acura | TL | Upstream | OE Style |
| 2000 | Honda | Accord | Upstream | OE Style |
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