Notes on coolant level - AH20.00-P-1142-01PI

ENGINE 156, 272, 273, 642 in MODEL 209 

ENGINE 272, 642 in MODEL 203 

The coolant level on a cold engine must reach up to the marking (arrow) on the coolant expansion reservoir.

For warm coolant the coolant level is about 1 cm above the marking (arrow).

Fig 1: Locating Coolant Expansion Reservoir Mark - Engine 272

Courtesy of MERCEDES-BENZ USA