Toyota Lexus Air Fuel Ratio Sensor 89467-30040, precise control of air-fuel ratio

Toyota/Lexus oxygen sensor for air-fuel ratio; OEM 89467-30040; installed on exhaust manifold or pipe; monitors exhaust oxygen content in real time and feeds ECU to adjust air-fuel ratio for optimal operation. Fits Camry, Corolla, RAV4, and Lexus ES/RX series 2.0L-3.5L engines. Installation difficulty: medium; typical labor 30-45 minutes. If idle unstable, fuel consumption rises, acceleration weak, or check engine light on, inspect this sensor.