Walker Products Oxygen Sensor P/N:350-35009
Walker Products 350-34040 oxygen sensor for the 2012-2018 Chevrolet Aveo 4-cylinder 1.6L and other vehicles measures the oxygen in the exhaust gas. It is made for a specific application and fitment position, and it supplies the diagnostic feedback the ECU needs.
Newer vehicles store fault codes in the ECU, and some of them relate to the sensor. A rough-running engine, higher fuel use, more exhaust emissions or a lit malfunction indicator light can mean the sensor has worn out, though a damaged wiring harness or connector can be behind the same signs, so look over all three for physical damage.
The 2012-2018 Chevrolet Aveo 4-cylinder 1.6L, the 2011-2015 Chevrolet Matiz and the 2006-2008 Chevrolet AVEO5 4-cylinder 1.6L are among the many vehicles this direct-fit sensor suits. This listing is a single sensor, and the 2011-2015 Chevrolet Matiz takes one.
Fit and size
Build and materials
Is this Aveo oxygen sensor right for a 2012-2018 Chevrolet Aveo 4-cylinder 1.6L?
Yes. Walker Products 350-34040 is listed for the 2012-2018 Chevrolet Aveo 4-cylinder 1.6L. If your car is a different one, enter its year, make and engine in the "Vehicles it fits" section.
What thread size does the Walker Products 350-34040 use?
The Walker Products 350-34040 is a 4-wire narrow-band oxygen sensor with an M18 - 1.5 thread.
Which sensor position is the 350-34040 made for?
Walker Products 350-34040 is listed for upstream, downstream, upstream left, upstream rear and upstream front positions. Each Walker part number is made for its own application and fitment position.
Are the electrodes on this narrow-band oxygen sensor coated?
Yes. The electrodes are made of a gas-permeable platinum layer, and a coating protects their surfaces from contamination and erosion by combustion residue and particulates.
What does this oxygen sensor measure in the exhaust?
It measures the oxygen content of the exhaust gas and monitors the air-fuel ratio, which shows how efficiently the engine is burning fuel.
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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.