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Delphi ES20142 Oxygen Sensor - Rear
| Brand | Delphi ES20142 |
|---|---|
| Position | Rear |
| Connector Shape | Square |
| Overall Length | 505.0 |
| Package Contents | Oxygen Sensor, Instruction Sheet |
| Sensor Type | Heated |
| Thread Size | 18 x 1.5 mm |
| Wire Quantity | 4 |
| Fits | Honda and Acura · 31 vehicles |
Heated sensor. Built for faster operation and stable readings.
Square connector. Simplifies matching the existing electrical connection.
OE heritage. Backed by a century of original-equipment experience.
Cross-references BBB Industries 13229, Bosch 13071 and Bosch 13322 for the same application. See all 77.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Delphi ES20142 Rear Oxygen Sensor
The Delphi ES20142 is a heated rear oxygen sensor built for specific Honda and Acura applications. It uses a 4-wire design, square connector shape, and 18 x 1.5 mm thread size for direct-fit replacement in supported vehicles.
Key Features
- Heated oxygen sensor for rear position applications
- 4-wire configuration with square connector
- 18 x 1.5 mm thread size
- Overall length: 505.0
- Package contents: oxygen sensor and instruction sheet
- Delphi part number ES20142
Application Details
Compatible with rear oxygen sensor locations on 2004-2005 Honda Civic, 2002-2004 Honda Odyssey, 2001-2003 Acura CL, 2000-2003 Acura TL, 1998-2002 Honda Accord, and 1992-1993 Honda Prelude. It also fits 1999 Acura TL rear with California Emission System and 1998-1999 Honda Accord rear with California Emission System. The Delphi ES20142 is also listed for 1990-1993 Honda Accord in N/A position applications.
Built from Delphi’s OE heritage and supplier experience, this sensor reflects the company’s long background in original-equipment engineering. This part cross-references Bosch (e.g., 13071, 13322) for the same application.
What It Helps Address
- Check engine light related to oxygen sensor performance
- Incorrect air-fuel ratio readings from a worn rear sensor
- Slow sensor response in heated O2 sensor circuits
- Emissions test failures tied to rear sensor faults
- Driveability issues caused by inaccurate exhaust feedback
Installation Notes and Tips
Verify the rear sensor location, connector shape, and thread size before installation. Compare the original sensor length and wiring layout to the Delphi ES20142 to confirm proper routing on Honda Accord, Honda Civic, Honda Odyssey, Acura CL, Acura TL, and Honda Prelude applications. Follow the included instruction sheet and inspect the harness and exhaust bung threads before tightening.
Quality Assurance
Delphi builds this oxygen sensor using OE experience developed through work with major automakers, with engineering knowledge carried into its aftermarket replacement parts.
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2005 | Honda | Civic | — | Rear | — |
| 2004 | Honda | Civic | — | Rear | — |
| 2004 | Honda | Odyssey | — | Rear | — |
| 2003 | Acura | CL | — | Rear | — |
| 2003 | Acura | TL | — | Rear | — |
| 2003 | Honda | Odyssey | — | Rear | — |
| 2002 | Acura | CL | — | Rear | — |
| 2002 | Acura | TL | — | Rear | — |
| 2002 | Honda | Accord | — | Rear | — |
| 2002 | Honda | Accord | Value Package | Rear | — |
| 2002 | Honda | Accord | SE | Rear | — |
| 2002 | Honda | Accord | LX | Rear | — |
| 2002 | Honda | Accord | EX | Rear | — |
| 2002 | Honda | Accord | DX | Rear | — |
| 2002 | Honda | Odyssey | — | Rear | — |
| 2001 | Acura | CL | — | Rear | — |
| 2001 | Acura | TL | — | Rear | — |
| 2001 | Honda | Accord | — | Rear | — |
| 2000 | Acura | TL | — | Rear | — |
| 2000 | Honda | Accord | — | Rear | — |
| 1999 | Acura | TL | — | Rear | with California Emission System |
| 1999 | Honda | Accord | — | Rear | with California Emission System |
| 1999 | Honda | Accord | — | Rear | — |
| 1998 | Honda | Accord | — | Rear | with California Emission System |
| 1998 | Honda | Accord | — | Rear | — |
| 1993 | Honda | Accord | — | N/A | — |
| 1993 | Honda | Prelude | — | Rear | — |
| 1992 | Honda | Accord | — | N/A | — |
| 1992 | Honda | Prelude | — | Rear | — |
| 1991 | Honda | Accord | — | N/A | — |
| 1990 | Honda | Accord | — | N/A | — |
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