Volkswagen Lavida Langxing 1.6L Rear Oxygen Sensor 04E906262S Exact Match 0258030050

Volkswagen Lavida and Langxing 1.6L downstream oxygen sensor, OEM number 04E906262S, precisely matching original part number 0258030050, installed behind the catalytic converter in the exhaust pipe. Real-time monitoring of exhaust oxygen content and feedback to ECU to adjust air-fuel ratio, ensuring combustion efficiency and emissions compliance. Installation difficulty moderate; labor 0.5-1 hour; avoid thread damage during removal. If the engine check light comes on or fuel consumption rises, the sensor may have failed and should be replaced promptly.