See also:

Right control panel
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Cleaning the exterior lighting
Clean the plastic lenses of the exterior lights with a wet sponge and a mild cleaning agent, e.g. Mercedes-Benz car shampoo or cleaning cloths. Only use cleaning agents or cleaning cloths ...

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 jour ...