For Benz E-Class A207 550 2011-2016 Lambda Sensing Unit 1 PCS Car O2 Oxygen Sensor 0085424518

Compatibility：For E-Class Convertible A207 550 2011 2012 2013 2014 2015 2016 Function: The oxygen sensor also plays a role during deceleration, monitoring exhaust conditions when fuel supply is cut off and when it is resumed, thereby facilitating a smooth transition and reducing emission fluctuations during mode changes. Installation: When fitting this oxygen sensor, assure that the moisture-proof cap or sealing ring on the connector is intact and that the connection is properly sealed after insertion, to reduce the risk of short circuits caused by rainwater or water from car washes seeping in. 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.