Walker Products Oxygen Sensor P/N:350-341076
Walker Products 350-341066 oxygen sensor for the 2016-2018 Hyundai Tucson 4-cylinder 2.0L measures combustion efficiency from the amount of oxygen in the exhaust gas. This listing is the downstream sensor, a narrow-band type with four wires.
A failing sensor can show up as rough running, higher fuel use, more exhaust emissions or a lit malfunction indicator light. These signs alone do not prove the sensor is the problem, since a damaged wiring harness or connector can produce them as well.
This direct-fit sensor suits the 2016-2018 Hyundai Tucson 4-cylinder 2.0L. This listing is one sensor, and that engine takes one in the downstream position.
Fit and size
Build and materials
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Does the Walker Products 350-341066 fit the 2016-2018 Hyundai Tucson 4-cylinder 2.0L?
Yes. Walker Products 350-341066 is a downstream oxygen sensor for the 2016-2018 Hyundai Tucson 4-cylinder 2.0L, and that engine takes one.
Is this Walker Products oxygen sensor narrow-band?
Yes. Walker Products 350-341066 is a narrow-band sensor with four wires and an M18 - 1.5 thread.
What does the coating on this oxygen sensor's electrodes protect against?
The coating keeps combustion residue and particulates in the exhaust gases from contaminating and eroding the electrode surfaces. This oxygen sensor's electrodes also carry a gas-permeable platinum layer.
What can a failing downstream oxygen sensor cause?
Rough running, higher fuel consumption, more exhaust emissions or a lit malfunction indicator light can go with a sensor problem. Newer vehicles store fault codes in the ECU, and some relate to the affected sensor.
Does an oxygen sensor like this one affect fuel economy?
In a supporting role, yes. This oxygen sensor reports exhaust oxygen levels so the air-fuel mixture can be fine-tuned for fuel economy, and it helps reduce pollutants.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.