Mercedes-Benz M-Class Owners Manual
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Headlamps fogged up on the inside
The headlamps may fog up on the inside if
there is high atmospheric humidity.
► Drive with the headlamps switched on.
The level of moisture diminishes,
depending on the length of the jou ...
Closing
- Replace the fuel filler cap and turn it
clockwise. The fuel filler cap audibly
engages.
- Close the fuel filler flap.
If you drive with the fuel filler cap open,
reserve fuel warning la ...
Important safety notes
The coolant is a mixture of water and
antifreeze/corrosion inhibitor. It performs
the following tasks:
• corrosion protection
• antifreeze protection
• raising the boiling point
The engi ...
