Volvo Oxygen Sensor 32253666/31439621/31380995 Original Plug Lossless Installation

Volvo S60, S80, XC60, XC90 and other 2.0T and 3.0T models; oxygen sensor 32253666 (OEM numbers 31439621, 31380995, 31319664) uses a factory plug-and-play design; no wiring modification needed; easy installation. Its role is to monitor exhaust oxygen content and send signals to the ECU to precisely control injection quantity and ensure combustion efficiency. After installation, it can resolve high fuel consumption, weak acceleration, and check engine light; emissions return to normal. If idle is unstable or startup is difficult, check sensor status.