Mercedes-Benz E-Class Saloon Owner's Manual page 542

540 Display messages and warning/indicator lamps
Display messages Possible causes/consequences and
Steering malfunction
Increased physical effort
See Owner's Manual
* The active bonnet (pedestrian protection) is malfunctioning or inoperative after having already been triggered.
Active bonnet malfunction
See Owner's Manual
* The bonnet is open.
M
* At least one door is open.
C
* The boot lid is open.
N
If safe steering is possible, drive on carefully.
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Visit or consult a qualified specialist workshop immediately.
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If safe steering is possible, drive on carefully.
#
Visit or consult a qualified specialist workshop immediately.
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Consult a qualified specialist workshop.
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& WARNING Risk of accident due to driving with the engine bonnet unlocked
An unlocked engine bonnet may open up when the vehicle is in motion and block your view.
Never unlock the engine bonnet when driving.
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Before every trip, ensure that the engine bonnet is locked.
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Stop the vehicle immediately, paying attention to road and traffic conditions.
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Close the bonnet.
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Close all doors.
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M M Solutions