Walker Products Oxygen Sensor P/N:350-341076
Walker Products 350-64011 oxygen sensor for the 2002-2005 Honda Civic 4-cylinder 2.0L and other vehicles measures oxygen in the exhaust gas to track the air-fuel ratio. Each Walker part number is made for its specific application and fitment position, and it sends the ECU the diagnostic feedback it needs.
A worn sensor can show up as rough running, higher fuel use, more exhaust emissions or a lit malfunction indicator light, though a damaged wiring harness or connector can be behind the same signs, so look those over for physical damage before you replace the sensor.
This oxygen sensor fits the 2002-2005 Honda Civic 4-cylinder 2.0L and the 2002-2004 Acura RSX 4-cylinder 2.0L. This listing is one upstream sensor, and the 2002-2005 Honda Civic 4-cylinder 2.0L takes one.
Fit and size
Build and materials
Is this O2 sensor right for the 2002-2005 Honda Civic 4-cylinder 2.0L?
Yes. Walker Products 350-64011 is made for the 2002-2005 Honda Civic 4-cylinder 2.0L, and it is an upstream oxygen sensor.
Is this an upstream O2 sensor for a 2004 Honda Civic 4-cylinder 2.0L?
Yes. This oxygen sensor is the upstream position, and the 2002-2005 Honda Civic 4-cylinder 2.0L, 2004 included, takes one.
Is this Walker Products oxygen sensor wide-band?
Yes. Walker Products 350-64011 is a four-wire wide-band air-fuel ratio sensor that monitors the oxygen content of the exhaust gas.
Can a failing upstream oxygen sensor set a fault code?
Yes, it can. Newer vehicles store fault codes in the ECU, some of them tied to the affected sensor and its associated systems, and a shop can read them.
What does the coating on this oxygen sensor do?
The coating protects the electrode surfaces from contamination and erosion by combustion residue and particulates in the exhaust gases. The electrodes are a gas-permeable platinum layer.
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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.