Oxygen Sensor for 2020 Hyundai Elantra & More - Walker 350-34856

Walker Products 350-34856 oxygen sensor for the 2020 Hyundai Elantra 4-cylinder 2.0L and other vehicles measures the oxygen in the exhaust gas to show combustion efficiency. This downstream, narrow-band sensor sends the ECU the diagnostic feedback it needs.

• Monitors exhaust gases to help reduce pollutants
• Determines the oxygen content of the exhaust gas and monitors the air-fuel ratio
• Electrodes coated with a gas-permeable platinum layer
• Oxygen readings let the air-fuel mixture be fine-tuned, which helps fuel economy
• Coating protects the electrode surfaces from contamination and erosion by combustion residue and particulates

Quick facts

• Part: Walker Products 350-34856 oxygen sensor
• Fits: 2020 Hyundai Elantra 4-cylinder 2.0L and other vehicles
• Position: Downstream
• Condition: New

A failed sensor can make the engine run poorly, raise fuel consumption and exhaust emissions, or turn on the malfunction indicator light. Before replacing it, look over the sensor, its wiring harness and its connector for physical damage with the engine off and cool. If the sensor is the cause, this one replaces it.

Fits

As an oxygen sensor for the 2020 Hyundai Elantra 4-cylinder 2.0L, it is a direct-fit replacement that also fits the 2021-2024 Kia FORTE5 4-cylinder 2.0L. This listing is one sensor, and both cars take one.

Specifications