Windshield washer fluid level sender for all models of MkIV Jetta TDI, Golf TDI and New Beetle TDI as well as all MkV Jetta TDI and the new MkVI Golf and Sportwagen TDI.
Sealing grommet is not included but is available as an option below.
The fluid level sensor controls the washer fluid warning light in the instrument cluster.