Engine coolant/windshield washer fluid level indicator lamp, testing electrical system IC - AD54.30-P-6000-03B
Model 170 as of 6/97, Model 202 as of 6/97, Models 208, 210.081, Model 210 as of 3/97, Model 463 as of 9/97
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.