On-board computer and displays

Tachometer

~1min read
Do not run the engine in the overrev range, as this may damage it.

The red zone on the rev counter indicates that the engine is overrevving.

To protect the engine, the fuel supply is cut off as soon as the red zone is reached.

Test yourself

A quick Mercedes-Benz B-Class quiz: every answer comes with an explanation and a link to the manual page.