Delphi ES20209 oxygen sensor for the 2001-2003 Honda Civic 4-cylinder 1.7L and other vehicles measures the oxygen left in the exhaust and sends that reading to the engine computer. The computer uses it to adjust fuel delivery.
- Delphi planar technology covers older, conical-design sensors
- Smart design consolidates SKUs without long wires
- Patented protective sensor coating helps prevent contamination
- Validated for all fuel types, including ethanol blends like E85
- Tested to 150,000 miles, plus 2,000 hours of severe thermal testing
Quick facts
- Part: Delphi ES20209 oxygen sensor
- Fits: 2001-2003 Honda Civic 4-cylinder 1.7L and other vehicles
- Position: Front, rear, rear right
- Condition: New
A check engine light, rough running or poorer fuel economy can mean an oxygen sensor is wearing out. Before buying, find the cause: with the engine off and cool, look over the sensor wiring and connector for melted insulation or damage. This listing is one sensor, and the 2001-2003 Honda Civic 4-cylinder 1.7L takes one.
Fits
Along with the 2001-2003 Honda Civic 4-cylinder 1.7L, it fits the 2000-2005 Acura NSX V6 3.0L or 3.2L and is the oxygen sensor for the 1998-2001 Honda Prelude 4-cylinder 2.2L.
Specifications
Fit and size
- Position: Front, rear, rear right
- Quantity per application: 1
- Engines: L4-1.7L, L4-2.2L, V6-3.0L, V6-3.2L
Build and materials
- Condition: New
- Sensor technology: Delphi planar
In the box
One oxygen sensor and one instruction sheet.
Interchange: 234-4094 · 234-4621 · 36531-P5P-004 · 36531-P5P-014 · 36532-PLR-A01 · 36542-PR7-A51 · 250-24343
2131403 · OS1045 · OS1692 · OS2034 · 13254 · 13534 · 13979 · 24283 · 24286 · 24584 · REA1031 · REA1040 · SG1233 · SG1859 · SG1861 · SG582 · SG938 · SU4417 · SU5611 · SU5615
This part cross-references / interchanges with the following part numbers:
2131403, OS1045, OS1692, OS2034, 13254, 13534, 13979, 234-4094, 234-4621, 36531-P5P-004, 36531-P5P-014, 36532-PLR-A01, 36542-PR7-A51, 24283, 24286, 24584, REA1031, REA1040, SG1233, SG1859, SG1861, SG582, SG938, 250-24343, SU4417, SU5611, SU5615
Frequently Asked Questions
Does the Delphi ES20209 fit the 2001-2003 Honda Civic 4-cylinder 1.7L?
Yes. Delphi ES20209 is listed for the 2001-2003 Honda Civic 4-cylinder 1.7L. The catalog position is front, rear or rear right, depending on the application.
How many sensors does the 2000-2005 Acura NSX V6 3.0L or 3.2L take?
This listing is one sensor, and the 2000-2005 Acura NSX V6 3.0L or 3.2L takes one.
Does the ES20209 come with an instruction sheet?
Yes. The Delphi ES20209 comes with one oxygen sensor and one instruction sheet.
Can this Delphi oxygen sensor be used with E85 ethanol blends?
Yes. This sensor is validated for all fuel types, including ethanol blends like E85.
What does a worn oxygen sensor show up as while driving?
A check engine light, rough running or poorer fuel economy can be signs. A shop can read the codes and test the sensor with the engine running.
