Oxygen Sensor for 2020-2026 Toyota Corolla & More - Walker 350-341037

Walker Products 350-341037 oxygen sensor for the 2020-2026 Toyota Corolla 4-cylinder 1.8L and other vehicles reads the oxygen in the exhaust gas and reports it to the ECU. This Walker Products oxygen sensor is made for its specific application and fitment position.

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

Quick facts

• Part: Walker Products 350-341037 oxygen sensor
• Fits: 2020-2026 Toyota Corolla 4-cylinder 1.8L and other vehicles
• Position: Downstream, downstream left, downstream front
• Condition: New

A failing oxygen sensor can show up as rough running, higher fuel consumption or a lit malfunction indicator light. Those signs alone do not prove the sensor is the problem, because a damaged wiring harness or connector can cause them too.

Fits

This oxygen sensor fits the 2020-2026 Toyota Corolla 4-cylinder 1.8L. It is also an oxygen sensor for the 2017-2020 Toyota Sienna V6 3.5L and the 2017-2019 Toyota Highlander V6 3.5L, among many other vehicles. Open the "Vehicles it fits" section to look up your exact model and engine. This listing is one sensor for the downstream position, and the fitment gives a quantity of one.

Specifications