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Denso 234-4462 Oxygen Sensor - Downstream
| Brand | Denso 234-4462 |
|---|---|
| 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 | 8.07 |
| Product line | OE Style |
| Fits | Acura and Honda · 11 vehicles |
OE style replacement. Precision-built for exact replacement and first-time fit.
Heated sensor. Helps support faster operation and efficient engine performance.
Threaded mounting. Female connector and specific fit simplify installation.
Cross-references Bosch 18100, Delphi ES20381 and Honda 36532R40A01 for the same application. See all 6.
Denso OE Style Oxygen Sensor 234-4462
Denso 234-4462 is an OE-style heated oxygen sensor built for direct replacement in select Acura TSX and Honda Accord applications. It is engineered for exact fitment, stable signal performance, and reliable exhaust monitoring in downstream positions.
Key Features
- Heated oxygen sensor for downstream exhaust monitoring
- Specific-fit design for direct replacement installation
- 4-wire configuration with female connector
- Threaded mounting type with 0.708 in. thread diameter
- 8.07 in. wiring harness length for application-specific routing
- OE-style construction for accurate fit and function
Product Details
Denso’s OE Style line is built to match original equipment standards for fit, form, and function. Part number 234-4462 uses precision-built components and an aluminum oxide trap layer that helps protect the ceramic element from silicone and lead contamination, supporting consistent sensor response and long service life. This part cross-references Bosch 18100 for the same application.
Compatible With 2009-2014 Acura TSX, downstream, and 2008-2012 Honda Accord, downstream. If you are replacing a downstream oxygen sensor on a Honda Accord or Acura TSX, Denso 234-4462 is designed for the specified OE-style application.
Common Issues This Sensor Can Address
- Check engine light related to downstream oxygen sensor performance
- Incorrect air-fuel feedback from a worn sensor
- Reduced fuel economy caused by inaccurate exhaust readings
- Failed emissions inspection due to sensor fault codes
- Slow or unstable sensor response in the exhaust stream
Installation Notes and Tips
Verify the connector style, wire count, and threaded mounting location before installation. This is a specific-fit heated sensor for downstream placement, so confirm the vehicle year, make, model, and position match the listing before ordering. Inspect the exhaust bung threads and wiring route during replacement to ensure proper seating and harness clearance.
Quality Assurance
Denso manufactures and tests this oxygen sensor to OE standards for accurate replacement fitment and dependable operation. The OE-style design is intended to deliver the right part and the right fit for the listed Acura TSX and Honda Accord applications.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2014 | Acura | TSX | Downstream | OE Style |
| 2013 | Acura | TSX | Downstream | OE Style |
| 2012 | Acura | TSX | Downstream | OE Style |
| 2012 | Honda | Accord | Downstream | OE Style |
| 2011 | Acura | TSX | Downstream | OE Style |
| 2011 | Honda | Accord | Downstream | OE Style |
| 2010 | Acura | TSX | Downstream | OE Style |
| 2010 | Honda | Accord | Downstream | OE Style |
| 2009 | Acura | TSX | Downstream | OE Style |
| 2009 | Honda | Accord | Downstream | OE Style |
| 2008 | Honda | Accord | Downstream | OE Style |
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