Walker Products Oxygen Sensor P/N:250-24493
Walker Products 250-24279 oxygen sensor for the 1989-1992 Toyota Supra 6-cylinder 3.0L senses the oxygen in the exhaust gas to show how efficiently the engine burns fuel.
Before you replace this sensor, rule out damage to its wiring harness and connector by looking them over with the engine off and cool. A failing sensor can show up as rough running, higher fuel use, more exhaust emissions or a lit malfunction indicator light.
This direct-fit upstream sensor is made for the 1989-1992 Toyota Supra with the L6-3.0L engine, and the car takes one. This listing is a single sensor.
Fit and size
Build and materials
Product information is for general reference and may contain errors. See our Disclaimer.
Does the Walker Products 250-24279 oxygen sensor fit the 1989-1992 Toyota Supra 6-cylinder 3.0L?
Yes. Walker Products 250-24279 is a direct-fit upstream sensor for the 1989-1992 Toyota Supra 6-cylinder 3.0L, and the car takes one.
Is this Walker Products oxygen sensor narrow band or wideband?
It is narrow band. Walker Products 250-24279 is a narrow-band sensor with four wires and a flange mount.
What thread does this upstream oxygen sensor have?
This sensor has an M18 - 1.5 thread and mounts with a flange.
What can a failing upstream oxygen sensor do to the engine?
A failed sensor can make the engine run poorly, raise fuel consumption and exhaust emissions, or turn on the malfunction indicator light.
Is the 250-24279 oxygen sensor made for a specific position on the car?
Yes. Each Walker Products part number is made for its own application and position, and 250-24279 is an upstream sensor that gives the diagnostic feedback the ECU requires.
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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.