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

ENGINE 177 in MODEL 205 

ENGINE 178 in MODEL 190 

Shown on engine 177 in model 205 

When the engine is cold, the coolant must reach the mark (2, arrow) in the coolant expansion reservoir (1). When the coolant is warm, it should be approx. 1 cm above this mark.

Fig 1: Locating Coolant Expansion Reservoir Mark - Shown On Engine 177

Courtesy of MERCEDES-BENZ USA