Oxygen Sensor for 2004-2005 Mazda 3 & More - Walker 250-24660

Walker Products 250-24660 oxygen sensor for the 2004-2005 Mazda 3 4-cylinder 2.0L or 2.3L and other vehicles measures the oxygen content of the exhaust gas. As an upstream sensor, it sends the feedback the ECU needs.

• Monitors the air-fuel ratio for combustion efficiency
• Narrow-band, 4-wire sensor construction
• Monitors exhaust gases and helps reduce pollutants
• Coating protects the electrode surfaces from contamination and erosion by combustion residue and particulates
• Electrodes made of a gas-permeable platinum layer

Quick facts

• Part: Walker Products 250-24660 oxygen sensor
• Fits: 2004-2005 Mazda 3 4-cylinder 2.0L or 2.3L and other vehicles
• Position: Upstream
• Condition: New

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.

Fits

This is a direct-fit oxygen sensor for a 2004 or 2005 Mazda 3 with the 4-cylinder 2.0L or 2.3L, and for the 2006-2007 Mazda 5 4-cylinder 2.3L.

Specifications

In the box

One upstream oxygen sensor. The fitment lists a quantity of one for each application.

Product information is for general reference and may contain errors. See our Disclaimer.