The Xenons4U 04L907807L 5WK97231 NOX Sensor provides a cost-effective solution to replace defective VW AG or Continental components, saving you from expensive dealer alternatives. When your vehicle triggers error codes such as P229F, P2202, or other related codes following a check engine light, it signals a NOX sensor malfunction that demands immediate attention. Swift resolution is crucial to prevent potential damage to the DPF filter, which can result in costly repairs. Compatible with a range of VAG group car models, including VW, Audi, Seat, and Skoda, this NOX sensor offers a reliable and budget-friendly replacement option. o get more information about this product, or to place your order, simply visit our website!