10th Generation Civic Oxygen Sensor 36532-5AA-A51 36532-5AF-H01 Universal OEM Standard

Specifically designed for 2016-2021 Honda Civic X (1.5T and 2.0L) and compatible with certain platform CR-V and Accord models from similar years. This oxygen sensor monitors exhaust oxygen content in real time, feeds back to the ECU to adjust air-fuel ratio, ensuring efficient combustion and reduced emissions, preventing warning lights or abnormal fuel consumption. OEM number 36532-5AA (corresponding to parts 36532-5AA-A51 and 36532-5AF-H01); replacement difficulty moderate; professional technician recommended.