For Seat Leon 4 2000-2001 Car Lambda Sensing Unit Oxygen Sensor Vehicle Component 036906262F

Function: By providing real-time response on exhaust conditions, the oxygen sensor continuously adjusts the fuel injection volume, forming a closed-loop control system that assure more precise and stable air-fuel ratio control. Features: This oxygen sensor features rust-proof threaded connections; the threaded sections have undergone a unique anti-rust treatment, making them resistant to seizing even after prolonged use and facilitating removal during subsequent replacement. Installation: After installing this oxygen sensor, check the exhaust pipe connections for any leaks. If a leak is detected, retighten the connections or inspect the seals immediately to assure the exhaust system is properly sealed. 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.