My car has a mechanical gauge with an oil line so I'm not sure where your sending unit is. I would expect somehwere in the area of the filter housing. Any 300E owners able to confirm the location?

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Mike Tangas
'73 280SEL 4.5 (9/72)- RIP
Only 8,173 units built from 5/71 thru 11/72

'02 CLK320 Cabriolet - wifey's mid-life crisis

2012 VW Jetta Sportwagon TDI...at least its a diesel

Non illegitemae carborundum.