丰田皇冠氧传感器 89467-22020 原厂规格替换件 稳定空燃比

This oxygen sensor is designed for Toyota Crown twelfth generation (2003-2008, 2.5L/3.0L) and thirteenth generation (2008-2012, 2.5L/3.0L/4.3L) to perfectly match OEM specifications. Core function is real-time monitoring of exhaust oxygen content and feeding back to ECU to adjust air-fuel ratio, maximizing engine efficiency and reducing fuel consumption and emissions. OEM 89467-22020; confirm compatibility by cross-checking against the vehicle’s original part number. Replacement difficulty moderate; operate in cold state, use a dedicated socket to remove; avoid damaging threads. After installation, use a diagnostic tool to clear fault codes and relearn. As OEM-spec replacement, it uses a high-sensitivity ceramic chip and high-temperature stainless steel housing with an 80k-100k km lifespan; reliable for reducing post-sale repairs.