Nox sensor post scr Volvo (FH, FM, FMX, FE, FL) and Renault Euro 5/6 trucks The Vitesco Technologies 22827993 (often referenced as 5WK97371 or 7422827993) is a Nitrogen Oxide (NOx) sensor designed for post-SCR (Selective Catalytic Reduction) exhaust systems in heavy-duty vehicles.
Key Details:
Manufacturer: Vitesco Technologies (formerly Continental)
Placement: Post-SCR / After-Catalyst (downstream)
Function: Measures NOx concentration to optimize urea (AdBlue) consumption and ensure Euro 6 emission standards compliance.
Compatibility: Primarily used for Volvo Trucks (FH, FM, FMX, FL) and Renault Trucks (T-Serie, D-Serie, K-Serie, C-Serie) Euro 6 engines.
Part Numbers: 22827993, 7422827993, 5WK97371, 22315990, 22219283, 7422315990
Cable Length: Typically 590mm - 615mm
These sensors are crucial for checking that NOx levels have dropped to the required amounts after the catalyst.