Walker Products Oxygen Sensor P/N:350-34335
Walker Products 350-34166 oxygen sensor for the 2000-2002 Kia Spectra 4-cylinder 1.8L and other vehicles measures the oxygen content of the exhaust gas. This downstream, narrow-band sensor gives the engine computer the diagnostic feedback it needs from the exhaust.
A failing sensor can show up as rough running, higher fuel consumption or exhaust emissions, or a lit malfunction indicator light. Before you replace it, rule out damage to the wiring harness and connector, and have the stored fault codes read, since newer vehicles log codes tied to the sensor and its related systems.
Made for the downstream position, this direct-fit replacement is an oxygen sensor for the 2000-2002 Kia Spectra 4-cylinder 1.8L and the 1998-2001 Kia Sephia 4-cylinder 1.8L. This listing is one sensor, and both cars take one.
Fit and size
Build and materials
Will the Walker Products 350-34166 fit a 1998-2001 Kia Sephia 4-cylinder 1.8L?
Yes. Walker Products 350-34166 is listed for the 1998-2001 Kia Sephia 4-cylinder 1.8L as a downstream sensor, and that car takes one.
Is this Walker Products oxygen sensor upstream or downstream?
It is a downstream sensor. Walker Products 350-34166 is a narrow-band, four-wire design made for that position.
What thread size does this narrow-band oxygen sensor have?
The thread size is M18 - 1.5. The sensor has four wires and is a narrow-band type.
Can a bad oxygen sensor turn on the malfunction indicator light?
Yes. A failed sensor can make the engine run poorly, raise fuel consumption or exhaust emissions, or light the malfunction indicator light. Newer vehicles also store fault codes in the ECU.
What does the coating on this oxygen sensor do?
The coating keeps combustion residue and particulates in the exhaust gas from contaminating and eroding the electrode surfaces. The electrodes are made with 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.