Walker Products Oxygen Sensor P/N:250-24493
Walker Products 250-24192 oxygen sensor for the 1993-1994 Volvo 850 5-cylinder 2.4L measures oxygen in the exhaust gas to gauge combustion efficiency. This Walker Products oxygen sensor is an upstream, narrow-band, direct-fit unit that gives the engine computer the exhaust feedback it needs.
Rough running, higher fuel use, more exhaust emissions or a lit malfunction indicator light can point to a failing sensor. These signs alone do not prove the sensor is at fault; a vacuum leak is another common source. The sensor, wiring harness and connector should also be checked for physical damage.
This listing is one upstream sensor, and the 1993-1994 Volvo 850 5-cylinder 2.4L takes one. It is a direct-fit replacement for that vehicle.
Fit and size
Build and materials
Is 250-24192 the right 1993-1994 Volvo 850 5-cylinder 2.4L oxygen sensor?
Yes. Walker Products 250-24192 is a direct-fit upstream oxygen sensor for the 1993-1994 Volvo 850 5-cylinder 2.4L, and that engine takes one.
Is this oxygen sensor an upstream or a downstream unit?
This sensor is an upstream unit. It is made for the upstream position, so it is not the one to order for a downstream spot.
Is the Walker Products 250-24192 a narrow-band or wideband sensor?
Walker Products 250-24192 is a narrow-band sensor with four wires and an M18 - 1.5 thread.
Can a worn oxygen sensor turn on the check engine light?
Yes. A failed sensor may make the engine run poorly, raise fuel consumption or emissions, or light the malfunction indicator light. A shop can read the stored codes.
What protects the electrodes in this Walker Products oxygen sensor?
A coating shields the electrode surfaces from contamination and erosion by combustion residue and particulates in the exhaust. The electrodes use 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.