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

WARNING: This page does not describe the selected car, but rather 28 other vehicles, including the 2012 Mercedes-Benz GL550, 2012 Mercedes-Benz GL450, 2011 Mercedes-Benz ML63, 2011 Mercedes-Benz ML550, and 2011 Mercedes-Benz ML350. However, it is still accessible from the selected car via links, so may be relevant.

Model 164

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

When the coolant is warm the coolant level in the coolant expansion reservoir is about 1 cm above the marking (arrow).

Fig 1: Locating Coolant Level Marking In Coolant Expansion Reservoir (Model 164)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Model 251

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

When the coolant is warm the coolant level in the coolant expansion reservoir is about 1 cm above the marking (arrow).

Fig 2: Locating Coolant Level Marking In Coolant Expansion Reservoir (Model 251)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.