Oxygen Sensor for 2017-2019 Hyundai Elantra & More - Walker 350-34471

Walker Products 350-34471 oxygen sensor for the 2017-2019 Hyundai Elantra 4-cylinder 2.0L and other vehicles measures the oxygen content of the exhaust gas. This Walker Products oxygen sensor is a narrow-band, 4-wire unit that sends the ECU the feedback it needs.

• Measures oxygen levels so the air-fuel mixture can be fine-tuned to support fuel economy
• Monitors exhaust gases to help reduce pollutants
• Electrodes made of a gas-permeable platinum layer
• Determines the oxygen content of the exhaust gas to track the air-fuel ratio for combustion efficiency
• Coating protects the electrode surfaces from contamination and erosion by combustion residue and particulates

Quick facts

• Part: Walker Products 350-34471 oxygen sensor
• Fits: 2017-2019 Hyundai Elantra 4-cylinder 2.0L and other vehicles
• Position: Upstream, downstream
• Condition: New

A failing sensor can show up as rough running, higher fuel consumption or a lit malfunction indicator light, and other faults can produce the same signs. With the engine off and cool, look over the sensor, wiring harness and connector for physical damage before you decide to replace it.

Fits

This narrow-band oxygen sensor is built as an OE replacement for its application and fit position, including the 2017-2019 Hyundai Elantra 4-cylinder 2.0L, the 2017-2024 Kia Soul 4-cylinder 2.0L and the 2019-2021 Hyundai Veloster 4-cylinder 2.0L. Driving something else? Look up your year, model and engine in the "Vehicles it fits" section before you order. These cars take one sensor each, and this listing holds one.

Specifications