Drivers Head restraint problem
Anybody have this happen to them?
Anybody have this happen to them?
Steve

For protection against whiplash they are much better than the old ones. So I don't know if I would complain about their everyday comfort since there actually is a good reason for their design change this time. This was not one of those needless changes like the center console.
However, the problem that is being pointed out here is that they are not moving up and down. That part should work just like the old ones did. Mine do.
Steve
Even if the HR was exactly the same but they used a slightly softer foam inside it wouldn't have been so bad. I thought maybe it was just because the HRs needed to be "broken in" but the C230K I rented had only 1500 miles on the clock and felt a lot softer to rest my head on. My wife won't even go on long trips in my car anymore because of the HR issue. Especially because she thought that the CLK had the softest and most comfortable HRs of any car and the E was supposed to be an upgrade (for me at least).
I have found that the only way to make the headrests even slightly comfortable is to put it all the way down and then tilt it forward (from the bottom) to fit into the back of my neck. This probably makes it a lot less safe in terms of whip-lash protection but I am more likely to suffer from a stiff neck while sitting in traffic so I just have to take my chances.
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Believe it or not, this is a lot safer. The reason is that the old headrests still left your neck relatively unprotected. This design will actually get part of your head and most of your neck and absorb your head's backwards momentum by compressing the adjustable part of the headrest. It is a proven design and MB knows what they are doing on this one.
I notice that the headrests tend to be way to high on must people (on the W211). Also, the seat automatically adjusts the height when you are moving the sear forwards or backwards, but tends to still leave them to high.
Steve
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Why did they program the seats to raise the head rest when you move the seats up or back? Makes absolutely no sense. There is an adjustment for the head rest. If I wanted to change its position then I would. The way they have it arranged, one has to make a whole separate new adjustment every time the seat is altered even a little. Dumb.
Why did they program the seats to raise the head rest when you move the seats up or back? Makes absolutely no sense. There is an adjustment for the head rest. If I wanted to change its position then I would. The way they have it arranged, one has to make a whole separate new adjustment every time the seat is altered even a little. Dumb.
I also can't understand why some of you complain about the lack of the ability to "rest your head" on the thing while driving. It's not a pillow. It's a HR = head restraint not HR = head rest.
I also can't understand why some of you complain about the lack of the ability to "rest your head" on the thing while driving. It's not a pillow. It's a HR = head restraint not HR = head rest. 
Since the average passenger is clueless on why headrests even exist, much less how to properly adjust them. Mercedes is trying to think for you. It is logical to raise the headrest if you are adjusting the seat backwards since if you need that much legroom, you are probably a taller person and need to raise the headrest. That is 100% dead on and a good thing, for the most part.
What I don't get is why the headrests move up when you move the seat forward. I noticed this because when I release the rear seat to have the trunk pass-through open, the front seat (on the respective side) moves forward and I noticed that the headrest moves up!
I don't understand the logic there!
Steve
Since the average passenger is clueless on why headrests even exist, much less how to properly adjust them. Mercedes is trying to think for you. It is logical to raise the headrest if you are adjusting the seat backwards since if you need that much legroom, you are probably a taller person and need to raise the headrest. That is 100% dead on and a good thing, for the most part.
What I don't get is why the headrests move up when you move the seat forward. I noticed this because when I release the rear seat to have the trunk pass-through open, the front seat (on the respective side) moves forward and I noticed that the headrest moves up!
I don't understand the logic there!
Steve
Anybody have this happen to them?
Here's what they wrote on the Tech report:
"FUNCTION CHECK DRIVERS HEAD REST INOP REMOVED DRIVERS SIDE SEAT BACK CHECK VOLTA GE TO MOTOR FOUND 12.VOLTS CHECK GROUND 3 OHMS OK PULLED DTCS FOUND CODE 9203 HALL SENSOR M27M4 OUT LIMITS REMOVED AND REPLACED DRIVERS SIDE HEADREST MOTOR COMPLETED REPAIR"
Works fine now!! No charge$$



