丰田 雷克萨斯 氧传感器 89467-21020 234-9114 原厂品质

Toyota and Lexus oxygen sensors 89467-21020/234-9114 are designed with OEM-quality construction, featuring zirconia sensing elements and high-temperature stainless steel housings, with materials and welding processes matching OEM standards; durability tested to reliably support 80,000–100,000 km. OEM number 89467-21020 covers multiple Toyota/Lexus models (e.g., Camry, ES350, RX350) and is compatible with 234-9114. Function: accurately monitor exhaust oxygen content and feed back to the ECU to adjust air-fuel ratio, ensuring emissions compliance and fuel economy. Replacement difficulty medium; use a dedicated socket to remove the old sensor, avoid thread damage; professional installation recommended.