For C&itroen C3 2002-2009 Car Lambda Sensing Unit Probe Oxygen Sensor O2 9665104080

Compatibility：For C3 2002 2003 2004 2005 2006 2007 2008 2009 Function: The signal output from the oxygen sensor fluctuates in response to changes in the oxygen content of the exhaust; these fluctuating signals serve as a key indicator of combustion status and form the basis for closed-loop control. Features: This oxygen sensor is manufactured from reliable materials and is matches the wiring harness connectors of the corresponding vehicle model; it plugs in securely, is unlikely to come loose, and can be connected simply by plugging it in during installation Please note: Before purchasing, please check that the make, model, year and engine type of your vehicle match those listed, to avoid installation failures due to incompatible specifications. After-sales service: Should you encounter any issues whilst using the product, please let us know and we will provide a solution without delay.