Rear Oxygen Sensor for 2011-2019 Ford Explorer & More - Delphi ES20409

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$81.99
MPN: ES20409
UPC: 689604217023
Item Package Quantity: 1
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Delphi Oxygen Sensor P/N:ES20409
Delphi Oxygen Sensor P/N:ES20409
$81.99

Delphi ES20409 rear oxygen sensor for the 2011-2019 Ford Explorer V6 3.5L and other vehicles measures the oxygen in the exhaust and reports it to the engine computer. This Delphi oxygen sensor is tested and calibrated to OE standards for accurate readings.

  • Planar sensor technology that covers older conical-design sensors
  • Smart design that consolidates part numbers without using 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 ES20409 oxygen sensor
  • Fits: 2011-2019 Ford Explorer V6 3.5L and other vehicles
  • Position: Rear, rear left, rear right
  • Condition: New

A check engine light with an oxygen sensor code, a drop in fuel economy or a failed emissions test can mean a worn sensor. These signs alone do not prove the sensor is at fault, since a vacuum leak is another common source.

Fits

It is a direct-fit oxygen sensor replacement for the 2011-2019 Ford Explorer V6 3.5L and the 2011-2012 Ford Fusion V6 3.0L or 3.5L. The same sensor is an oxygen sensor for the 2011-2019 Ford Taurus V6 3.5L. This listing is one sensor, and the number a vehicle takes depends on its application.

Specifications

Fit and size

  • Position: rear, rear left, rear right
  • Quantity per vehicle: varies by application
  • Sold as: one sensor per listing

Build and materials

  • Design: planar technology
  • Coating: patented protective sensor coating
  • Fuel compatibility: all fuel types, including E85 blends
  • Condition: new

In the box

One oxygen sensor and one instruction sheet.

Interchange: 234-4489 · BE5Z 9G444-D · BH6Z 9G444-A · CA39-18-861 · CA41-18-861 · 250-24983
22134

This part cross-references / interchanges with the following part numbers:

234-4489, BE5Z 9G444-D, BH6Z 9G444-A, CA39-18-861, CA41-18-861, 22134, 250-24983

Frequently Asked Questions

Is this oxygen sensor right for the 2011-2012 Ford Fusion V6 3.0L or 3.5L?

Yes. Delphi ES20409 is listed for the 2011-2012 Ford Fusion V6 3.0L, which takes one, and the V6 3.5L, which takes two. For a car not named here, look it up on the Buyer's Guide tab.

How many of these oxygen sensors does a 2013-2019 Ford Explorer V6 3.5L take?

The 2013-2019 Ford Explorer V6 3.5L takes one. This Delphi ES20409 listing is one sensor.

Does the Delphi ES20409 come with an instruction sheet?

Yes. The package holds one oxygen sensor and an instruction sheet.

Can this rear oxygen sensor be used with E85 fuel?

Yes. This sensor is validated for all fuel types, including ethanol blends like E85.

Does the Delphi ES20409 replace number 234-4489?

Yes. 234-4489 is among the numbers this Delphi ES20409 oxygen sensor replaces.