Walker Products Oxygen Sensor P/N:250-24493
Walker Products 250-24417 oxygen sensor for the 1998-1999 Volkswagen Passat 4-cylinder 1.8L and other vehicles measures the oxygen in the exhaust gas to show how efficiently combustion is running. It is made for a specific application and fitment position and gives the ECU the diagnostic feedback it requires.
A failing sensor can make the engine run poorly, raise fuel consumption or exhaust emissions, or turn on the malfunction indicator light. A damaged wiring harness or connector can be behind these signs too, so find the cause before buying a sensor.
Walker Products lists this oxygen sensor for a wide range of Volkswagen and Audi models, including the 2004-2010 Volkswagen Pointer Truck 4-cylinder 1.8L and the 2001-2003 Volkswagen Pointer 4-cylinder 2.0L. It is a direct-fit replacement for these vehicles.
Fit and size
Build and materials
One oxygen sensor. This listing is a single sensor, and the fitment lists a quantity of one per vehicle.
Does this oxygen sensor fit a 1998-1999 VW Passat 4-cylinder 1.8L?
Yes. Walker Products 250-24417 is listed for the 1998-1999 Volkswagen Passat 4-cylinder 1.8L. For another model, look up your own car in the "Vehicles it fits" section.
What type of sensor is the Walker Products 250-24417?
Walker Products 250-24417 is a direct-fit, narrow-band oxygen sensor with four wires and an M18 - 1.5 thread.
Is this oxygen sensor upstream or downstream?
Each part number is made for a specific application and fitment position. This one is listed as upstream, downstream, downstream left and downstream right.
How do I tell whether an oxygen sensor needs replacing?
Newer vehicles store fault codes in the ECU, and some relate to the sensor. With the engine off and cool, look the wiring harness and connector over for physical damage.
Does this oxygen sensor have platinum electrodes?
Yes. The electrodes carry a gas-permeable platinum layer, and a coating protects their surfaces from contamination and erosion by combustion residue and particulates.
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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.