Walker Products Oxygen Sensor P/N:250-24493
Walker Products 250-25149 oxygen sensor for the 2017-2022 Honda Accord 4-cylinder 2.0L and other vehicles measures the oxygen in the exhaust gas. The engine computer uses that reading to judge combustion efficiency.
A failing oxygen sensor can show up as rough running, higher fuel use, more exhaust emissions or a lit malfunction indicator light. Before you replace the sensor, rule out damage to its wiring harness and connector, because physical damage there can cause trouble too.
This oxygen sensor fits the 2017-2022 Honda Accord 4-cylinder 2.0L, the 2020-2022 Honda CR-V 4-cylinder 2.0L and the 2017-2022 Acura NSX V6 3.5L. This listing is one sensor, and the 2017-2022 Honda Accord 4-cylinder 2.0L takes one.
Fit and size
Build and materials
Is this the Honda Accord oxygen sensor for 2017-2022 models with the 4-cylinder 2.0L?
Yes. Walker Products 250-25149 fits the 2017-2022 Honda Accord 4-cylinder 2.0L, and that car takes one sensor.
Is this Honda CR-V oxygen sensor made for the 2020-2022 model with the 4-cylinder 2.0L?
Yes. Walker Products 250-25149 fits the 2020-2022 Honda CR-V 4-cylinder 2.0L, and that car takes one sensor.
Is this an upstream oxygen sensor?
Yes. The catalog lists this sensor as upstream, upstream left and upstream right.
What does the platinum layer on this oxygen sensor do?
The electrodes are made of a gas-permeable platinum layer. The coating protects the electrode surfaces from contamination and erosion by combustion residue and particulates in the exhaust gases.
What should I look at when inspecting an old oxygen sensor?
With the engine off and cool, look over the sensor, its wiring harness and the connector for physical damage. Damage there can shorten the sensor's operating life.
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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.