What is pre SAFE predictive occupant protection system?

Mercedes-Benz PRE-SAFE® is a system that works to prepare and protect passengers in an accident, before it even happens. Once an incoming collision is detected, the systems acts to prepare you for it by tightening front seat belts, adjusting front head restraints and even close windows and the sunroof.

What are pre safe functions on Mercedes?

What Does the PRESAFE® Mercedes-Benz System Do?

• The front head restraints adjust for maximum crash protection by moving to the best position for preventing passenger injuries.
• The windows and sunroof close if a rollover is possible to prevent debris from entering the cabin.

What is Mercedes PRE SAFE brake?

The new PRE-SAFE® brake from Mercedes-Benz represents a further milestone in car safety. The only system of its kind in the world, it automatically brakes the car before an impending rear-end collision. This brake boosting force is available the moment the driver steps on the brake pedal.

Where is the pre safe sensor?

When you start your car, and your vehicle displays “Pre Safe Functions Limited,” message on the vehicle’s information panel located just behind the steering wheel or main dashboard, it means your Mercedes-Benz may need an adjustment or a cleaning service for its PRESAFE system sensor.

What is a pre-Safe?

Pre-Safe employs a series of sensors to detect instabilities caused by sudden braking or steering that would upset the balance of a vehicle. The radar-based sensors also detect approaching vehicles on a potential collision course with a Mercedes.

How do you fix the blind spot assist inoperative?

If the problem persists, turn off your car and wipe the sensors clean – this should correct the issue if the error was caused by false readings due to dirt. Restart your car and check whether or not the error message appears.

What does pre safe functions mean?

PRE-SAFE LIMITED means that the sensors & other things the car uses to see what’s ahead and around you are dirty or unreliable, so the car is cutting out those safety functions cuz it cannot trust them.

Why are Mercedes Safe?

Mercedes-Benz’s signature Pre-Safe technology will help warn drivers whenever there’s an imminent accident. This technology will also help prepare the vehicle for the collision by tightening seatbelts, closing the sunroof and windows, and even adjust front head restraints.

What does pre Safe unavailable mean?

The message (Pre safe unavailable won’t make your car stall. this is just a function that in case of an axident the seats windows and roof will close and put the driver and passenger in a safer position. Then erase codes and the message should go away after all have been perform.

What is pre Safe Sound?

PRE-SAFE® Sound protects hearing by triggering the stapedius reflex. In essence, this causes some sound pressure to be reflected in the ear drum rather than transmitted all the way through to the inner ear. This helps mitigate hearing damage caused by high acoustic pressure or loud noises.

Is a Mercedes a safe car?

In its safety development work, Mercedes-Benz takes its lead from real accidents for the protection of all road users. This Real Life Safety philosophy not only includes simulations and crash tests, legal requirements and published ratings.

When was the occupant safety and restraint system created?

Aldman, B., “Biodynamic studies on impact protection”, Acta Physiologica Scandinavia, Vol. 56, Supplementum 308, 1962. 14 Harald Zellmer: Occupant Safety and Restraint Systems History of the Seatbelt Combined lap and chest restraint with two anchoring points on the floor and one in the door post (the three point belt).

What does Mercedes Benz Pre-Safe stand for?

For many years, PRE-SAFE ®, the preventive occupant protection system, has supplemented the classic design measures. The result is comprehensive protection that starts well before an accident and is still effective after the accident.

What should be the fixation of the occupant?

Strong fixation of the occupant as early as possible. Limitation of the shoulder force to 1.5kN –2.5kN in order to avoid thorax injuries due to pretensioning. Set-up of a suitable force on the retractor to minimize the film spool effect. Fixation of the pelvis by second pretensioner at anchor plate.