日产阳光 2012-2016 1.5L 氧传感器 226A0-3AA1A，总长40mm 专车专用

This oxygen sensor is designed specifically for 2012-2016 Nissan Sunny (Bright) with 1.5L engine; perfectly matches OEM installation position and electrical parameters to ensure precise engine fuel mixture control. Sensor monitors exhaust oxygen content and feeds ECU to adjust fuel injection, improving fuel economy and reducing emissions. OEM number 226A0-3AA1A (226A03AA1A). Replacement difficulty medium; use a dedicated sleeve tool to avoid thread or wire damage; after installation, clear fault codes with a diagnostic tool and reset learning. This is a vehicle-specific sensor, total length 40mm; not a universal part; do not substitute other models to avoid errors or performance loss.