Safety functions

An automatic engine start is prevented in the following conditions:

• Repair work in the engine compartment (engine compartment lid open)

  Exception: Service position of the engine compartment lid contact switch!

• Leaving the vehicle (driver's door open and driver's seat belt not fastened).

Attention! 

Engine start at service position of the engine compartment lid contact switch

Depending on the series and version: An automatic engine start is possible when the engine compartment lid contact switch is in the service position. Therefore, deactivate the automatic engine start-stop function (automatic engine start-stop function button).

Be sure to comply with safety precautions during repair work on vehicles with automatic engine start-stop! 

Always prevent an automatic engine start during repair work in the engine compartment by deactivating the automatic engine start-stop function (automatic engine start-stop function button).