Oxygen Sensor for 2002-2007 Suzuki Aerio & More - Walker 250-24372

Walker Products 250-24372 oxygen sensor for the 2002-2003 Suzuki Aerio 4-cylinder 2.0L, the 2004-2007 Aerio 4-cylinder 2.3L and other vehicles measures the oxygen content of the exhaust gas. This Walker Products oxygen sensor is a 4-wire narrow-band unit made for its specific application and position, and it gives the ECU the diagnostic feedback it needs.

• Determines the oxygen content of the exhaust gas to monitor the air-fuel ratio for combustion efficiency
• Electrodes made of a gas-permeable platinum layer
• Coating protects the electrode surfaces from contamination and erosion by combustion residue and particulates in the exhaust gases
• Measures oxygen levels to fine-tune the air-fuel mixture for fuel economy
• Monitors exhaust gases to help reduce pollutants

Quick facts

• Part: Walker Products 250-24372 oxygen sensor
• Fits: the 2002-2003 Suzuki Aerio 4-cylinder 2.0L, the 2004-2007 Aerio 4-cylinder 2.3L and other vehicles
• Position: Upstream, upstream left, upstream right
• Condition: New

An engine that runs poorly, burns more fuel or lights the malfunction indicator light can mean the sensor is worn, but the wiring harness or the connector may be behind those signs, so look both over for physical damage before you replace the sensor.

Fits

The 2002-2003 Suzuki Aerio 4-cylinder 2.0L and the 2004-2007 Aerio 4-cylinder 2.3L are among the vehicles it fits. It is also an oxygen sensor for the 2001-2005 Suzuki Grand Vitara V6 2.5L and the 2001-2004 Chevrolet Tracker V6 2.5L, among others. This listing is a single oxygen sensor, and a 2001-2005 Suzuki Grand Vitara V6 2.5L takes one. If your car isn't one of these, put its year and engine through the "Vehicles it fits" section.

Specifications