I think the OVP can trigger the light if faulty as well. Check the fuse, or fuses, on the OVP too, might be blown (the fuse(s) in the OVP are the only blade type fuses I've seen in a Benz).

__________________
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.