Walker Products Oxygen Sensor P/N:350-34293
Walker Products 350-34344 oxygen sensor for the 2009-2012 Hyundai Elantra 4-cylinder 2.0L and other vehicles measures the oxygen content of the exhaust gas. Every Walker Products oxygen sensor is made for its own application and fitment position.
A failing oxygen sensor can make the engine run poorly, raise fuel consumption or exhaust emissions, or turn on the malfunction indicator light. Those signs alone do not prove the sensor is the problem, because a vacuum leak can also make an engine run poorly. A shop can inspect the sensor, wiring harness and connector for physical damage.
This is a direct-fit oxygen sensor for the 2009-2012 Hyundai Elantra 4-cylinder 2.0L, and also an oxygen sensor for the 2010-2011 Kia Soul 4-cylinder 2.0L and the 2007-2008 Hyundai Tiburon 4-cylinder 2.0L. This listing is one sensor; the 2009-2012 Hyundai Elantra 4-cylinder 2.0L takes one.
Fit and size
Build and materials
Product information is for general reference and may contain errors. See our Disclaimer.
Will this oxygen sensor fit a 2010 Hyundai Elantra 4-cylinder 2.0L?
Yes. Walker Products 350-34344 is listed for the 2009-2012 Hyundai Elantra 4-cylinder 2.0L, which includes the 2010 model year.
Is this Walker Products oxygen sensor narrow-band or wideband?
Narrow-band. The Walker Products 350-34344 is a narrow-band oxygen sensor with 4 wires.
Is this oxygen sensor an upstream or downstream unit?
Upstream. The Walker Products 350-34344 is an upstream oxygen sensor.
Which signs can point to a failing upstream oxygen sensor?
Poor running, higher fuel consumption or emissions, or a lit malfunction indicator light can go with a failed sensor. A shop can read the stored ECU codes to see which sensor they relate to.
What is the coating on this oxygen sensor for?
The electrodes are made of a gas-permeable platinum layer, and the coating protects their surfaces from contamination and erosion by combustion residue and particulates in the exhaust.
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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.