Oxygen Sensor for 2015-2017 Ford Expedition & More - Walker 350-34993

Walker Products 350-34993 oxygen sensor for the 2015-2017 Ford Expedition V6 3.5L and other vehicles measures the oxygen in the exhaust gas. It is made for its specific application and position and returns the diagnostic feedback the engine computer requires.

• Coating guards the electrode surfaces against contamination and erosion from combustion residue and exhaust particulates
• Monitors the air-fuel ratio in the exhaust gas for combustion efficiency
• Oxygen readings help fine-tune the air-fuel mixture to support fuel economy
• Electrodes with a gas-permeable platinum layer
• Exhaust monitoring that helps reduce pollutants

Quick facts

• Part: Walker Products 350-34993 oxygen sensor
• Fits: 2015-2017 Ford Expedition V6 3.5L and other vehicles
• Position: Downstream left, downstream right
• Condition: New

A failing oxygen sensor can show up as rough running, higher fuel use or a check engine light, though those signs have other possible sources. With the engine off and cool, look over the sensor, wiring harness and connector for physical damage before you replace the sensor.

Fits

It is a direct-fit replacement for the 2015-2017 Ford Expedition V6 3.5L, and it is also an oxygen sensor for the 2015-2017 Lincoln Navigator V6 3.5L. This listing is one sensor, and the 2015-2017 Lincoln Navigator V6 3.5L takes one.

Specifications