Walker Products Oxygen Sensor P/N:250-24493
Walker Products 250-24343 rear oxygen sensor for the 1998-2002 Honda Accord 4-cylinder 2.3L or V6 3.0L and other vehicles measures the oxygen content of the exhaust gas. This Walker Products oxygen sensor is a 4-wire narrow-band unit that sends its reading to the ECU.
A worn or failing sensor can show up as rough running, higher fuel use or a lit malfunction indicator light, but damage to the wiring harness or connector can be behind those signs too, so look both over for physical damage first.
This direct-fit oxygen sensor is listed for a wide range of Honda and Acura models, such as the 1998-2002 Honda Accord 4-cylinder 2.3L or V6 3.0L, the 2001-2005 Honda Civic 4-cylinder 1.7L and the 2002-2004 Honda Odyssey V6 3.5L. This listing is one sensor, and these cars call for one.
Fit and size
Build and materials
Is Walker Products 250-24343 the Honda Accord oxygen sensor for model years 1998-2002 with the 4-cylinder 2.3L or V6 3.0L?
Yes. Walker Products 250-24343 is an O2 sensor for the 2002 Honda Accord 4-cylinder 2.3L or V6 3.0L and the other 1998-2002 Accord model years, one per car. If your car isn't named on this page, look it up in the "Vehicles it fits" section.
Is Walker Products 250-24343 a narrow-band or a wideband sensor?
Narrow-band. Walker Products 250-24343 is a 4-wire sensor that measures the oxygen content of the exhaust gas and reports it for the ECU to use in monitoring the air-fuel ratio.
What does the coating on this oxygen sensor's electrodes protect against?
The coating helps protect the electrode surfaces from contamination and erosion caused by combustion residue and particulates in the exhaust gases. The electrodes are made of a gas-permeable platinum layer.
Which exhaust position is this oxygen sensor made for?
This part is listed for upstream, downstream and downstream rear positions. Each part number is made for its specific application and fitment position, so it supplies the diagnostic feedback the ECU needs there.
Does this oxygen sensor affect fuel economy and emissions?
Yes. This oxygen sensor measures oxygen levels so the air-fuel mixture can be fine-tuned, which helps support fuel economy, and it monitors the exhaust gases to help reduce pollutants.
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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.