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Delphi ES20215 Oxygen Sensor - Front or Rear
| Brand | Delphi ES20215 |
|---|---|
| Position | Rear |
| Connector Shape | Square |
| Overall Length | 540.0 |
| Package Contents | Oxygen Sensor, Instruction Sheet |
| Position(s) | Front, Rear. For the position specific to your vehicle, refer to the Application tab. |
| Sensor Type | Heated |
| Thread Size | 18 x 1.5 mm |
| Wire Quantity | 4 |
| Fits | Acura and Honda · 13 vehicles |
Heated sensor. Delivers faster operating temperature for quicker emissions monitoring.
Square connector. Simplifies hookup with a straightforward, secure connection.
OE heritage. Built with 100 years of OE experience and supplier knowledge.
Cross-references BBB Industries 13677, Bosch 13532 and Bosch 13676 for the same application. See all 56.
Delphi ES20215 Oxygen Sensor
The Delphi ES20215 oxygen sensor is a heated replacement sensor built for precise exhaust monitoring on select Honda and Acura applications. It supports accurate air-fuel feedback for vehicles such as the Honda Civic, Honda Accord, and Acura RSX, helping maintain proper engine management and emissions control.
Key Features
- Heated oxygen sensor for faster operating temperature and stable signal output
- 4-wire design with square connector shape
- 18 x 1.5 mm thread size for direct-fit style installation
- Overall length: 540.0
- Includes oxygen sensor and instruction sheet
- Position-specific coverage for front and rear applications
- OE heritage backed by Delphi’s long history supplying original equipment to major automakers
Product Details
Delphi ES20215 is an emission control oxygen sensor engineered for vehicles that rely on accurate exhaust oxygen readings to manage fuel delivery and catalyst performance. With a heated sensor element, 4-wire configuration, and square connector, it matches the electrical and mechanical requirements of the listed applications. This part fits 2002-2006 Acura RSX, rear; 2002-2005 Honda Civic, rear; 2001-2003 Honda Civic, front; and 2002 Honda Accord, rear. For the exact position on your vehicle, refer to the application details. This part cross-references Bosch 13532 for the same application.
Common Issues It Can Address
- Check engine light related to oxygen sensor performance
- Incorrect fuel trim readings
- Reduced fuel economy from inaccurate exhaust feedback
- Emissions test failures tied to sensor response issues
- Rough idle or drivability concerns caused by faulty O2 sensor data
Installation Notes
Verify connector shape, wire count, thread size, and sensor position before installation. Use the vehicle application details to confirm whether the correct location is front or rear for your specific model. Inspect the exhaust bung threads and wiring routing before tightening the sensor to specification. Clear diagnostic trouble codes after installation and confirm proper sensor operation with a scan tool.
Quality Assurance
Delphi builds this oxygen sensor with OE experience and application knowledge drawn from its role as a supplier to major automakers. The ES20215 is designed to meet the fit and function expected for the listed Honda and Acura applications.
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2006 | Acura | RSX | — | Rear | — |
| 2005 | Acura | RSX | — | Rear | — |
| 2005 | Honda | Civic | — | Rear | — |
| 2004 | Acura | RSX | — | Rear | — |
| 2004 | Honda | Civic | — | Rear | — |
| 2003 | Acura | RSX | — | Rear | — |
| 2003 | Honda | Civic | — | Rear | — |
| 2003 | Honda | Civic | — | Front | — |
| 2002 | Acura | RSX | — | Rear | — |
| 2002 | Honda | Accord | EX | Rear | — |
| 2002 | Honda | Civic | — | Rear | — |
| 2002 | Honda | Civic | — | Front | — |
| 2001 | Honda | Civic | — | Front | — |
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