日产阳光N16氧传感器 22690-4M500 22690-40U06 直接替换原厂件

This oxygen sensor is designed for Nissan Sunny N16 series, suitable for 2000-2006 models with 1.5L (QG15DE) and 1.8L (QG18DE) engines, directly replacing the original. It monitors exhaust oxygen content and feeds signals to the ECU to optimize the air-fuel ratio, improving fuel economy and reducing emissions. OEM: 22690-4M500 and 22690-40U06, for cross-checking with inventory systems. Replacement difficulty is medium; use a dedicated sensor socket and avoid thread damage. Apply anti-fouling agent before installation to extend life. As a KLP brand direct replacement, it provides original-match performance and is suitable for bulk purchase to reduce maintenance costs.