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

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.

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