Oxygen Sensor for 2003-2009 Hyundai Santa Fe & More - Walker 350-34566

Walker Products 350-34566 oxygen sensor for the 2003-2006 Hyundai Santa Fe V6 3.5L, the 2007-2009 Santa Fe V6 2.7L and other vehicles measures the oxygen in the exhaust gas to show how efficiently the engine is burning fuel. This Walker Products oxygen sensor is a 4-wire, direct-fit, narrow-band unit that gives the ECU the diagnostic feedback it needs.

• Coating guards the electrode surfaces against contamination and erosion from combustion residue and exhaust particulates
• Oxygen content of the exhaust gas is used to monitor the air-fuel ratio for combustion efficiency
• Exhaust gas monitoring helps reduce pollutants
• Electrodes made of a gas-permeable platinum layer
• Oxygen readings let the air-fuel mixture be fine-tuned, which helps improve fuel economy

Quick facts

• Part: Walker Products 350-34566 oxygen sensor
• Fits: the 2003-2006 Hyundai Santa Fe V6 3.5L, the 2007-2009 Santa Fe V6 2.7L and other vehicles
• Position: Upstream rear, upstream front, downstream front, downstream rear
• Condition: New

Rough running, higher fuel consumption or a lit malfunction indicator light can mean the sensor is worn, though a damaged wiring harness or connector can be behind the same signs, so look those over first.

Fits

This oxygen sensor also fits the 2003-2006 Kia Sorento V6 3.5L and the 2006-2010 Kia Optima V6 2.7L, as well as many other vehicles. A single sensor is all this listing covers, and one is what the fitment calls for.

Specifications