雷克萨斯氧传感器 89465-50130 替代AJ52-18-861 精确检测

Lexus oxygen sensor 89465-50130 (replacement for AJ52-18-861) installed on exhaust manifolds or exhaust pipe; monitors exhaust oxygen content in real time and feeds ECU to adjust air-fuel ratio precisely, ensuring combustion efficiency and emission compliance. Compatible with ES350, RX350 with 2GR-FE engine. Installation difficulty medium; labor time 0.5-1 hour; avoid thread damage and wire harness tangling. If check engine light on, rough idling, rising fuel consumption or weak acceleration, sensor replacement is usually needed.