Oxygen Sensor for 2005-2008 Chevrolet Astra & More - Walker 250-24653

Walker Products 250-24653 oxygen sensor for the 2005-2008 Chevrolet Astra 4-cylinder 2.0L and other vehicles measures the oxygen in the exhaust gas to show how efficiently the engine is burning its fuel. This downstream sensor is made for its specific application and position, and it gives the ECU the diagnostic feedback it expects.

• Measures the oxygen content of the exhaust gas to monitor the air-fuel ratio for combustion efficiency
• Monitors exhaust gases to help reduce pollutants
• Coating protects the electrode surfaces from contamination and erosion by combustion residue and particulates
• Electrodes made of a gas-permeable platinum layer
• Narrow-band sensor with four wires

Quick facts

• Part: Walker Products 250-24653 oxygen sensor
• Fits: 2005-2008 Chevrolet Astra 4-cylinder 2.0L and other vehicles
• Position: Downstream
• Condition: New

A rough-running engine, higher fuel use, more exhaust emissions or a lit check engine light can mean this sensor is worn, though a damaged wiring harness or connector can be behind them too, so look both over for physical damage.

Fits

This sensor is a direct-fit replacement for the 2005-2008 Chevrolet Astra 4-cylinder 2.0L, the 2004-2006 Mitsubishi Outlander 4-cylinder 2.4L, the 2004-2005 Mitsubishi Lancer 4-cylinder 2.0L and the 2004-2006 Lancer 4-cylinder 2.4L. The listing is one sensor, and the 2004-2006 Mitsubishi Outlander 4-cylinder 2.4L takes one.

Specifications