The appearance of the "Pre Safe Inoperative" message on the dash of your Mercedes is not a thing to be underestimated. You have to find out the reason behind the appearance of this message as soon as possible.

1. What Does 'Pre Safe
Inoperative' Mean On
Your Mercedes-Benz
Dash?

2. It simply means there is
something wrong with
your Mercedes' Pre-Safe
system.

3. What is the Pre-Safe system,
you asked?

4. Well, for starters, it is one
of your Mercedes' safety
mechanisms.

5. Mercedes Pre-Safe-
What Is It And How
Important Is It?

6. Pre-Safe prepares passengers
for an inevitable collision
before it even happens.

7. Some questions may come to
your mind regarding this
system, like:-
How will the Pre-Safe know that an
accident is certain to happen? And,
What does it do to prepare
passengers for the inevitable
accident?

8. Well, it employs a network
of radar sensors and
cameras to know whether
an accident is inevitable or
not.

9. And, it makes the following adjustments
to prepare passengers for what is about
to happen:-
It tightens the front seat belts.
Makes adjustments to the front head
restraint system.
Repositions the front seats.
The sunroof and windows, if open - will
close them.

10. Its failure will prompt the
onboard diagnostic system to
show a "Pre Safe
Inoperative" message on the
dash of your Mercedes.

11. Here's Why The "Pre
Safe Inoperative"
Message Might
Appear

12. Damaged Parts

13. The Pre-Safe is a very
advanced safety
mechanism.

14. It employs thousands of
parts to function.

15. Some of those components are:-
Radar sensors and camera
Seatbelt pretensioner
And, numerous other parts

16. If any of these
components stop working,
the Pre-Safe will
malfunction.

17. As a result of which, the "Pre
Safe Inoperative" message
will come on as a warning.

18. Visibility Issue

19. Yep… the Pre-Safe of your
Mercedes will not
function, if the weather
outside is harsh.

20. It may prompt the onboard
diagnostic system to show a
"Pre Safe Inoperative"
message on the dash.

21. Key Takeaways

22. Whatever the reason may
be, if the "Pre Safe
Inoperative" message
appears on the dash of
your Mercedes- don't take
it lightly.

23. Call a car mechanic and
consult with him about the
message.

24. Euro Automotive
https://www.euroautomotive.net/
/EuroAutomotiveDallas