I probably shouldn't have read the manual...
1) Apparently, if my battery dies (or cable comes disconnected or maybe even if a fuse blows) and I have to be towed or even pushed off to the side of the road, I am in serious trouble. The manual says there is no way to put the car in neutral without a functional battery. This would seem to be a pretty serious design/safety flaw...perhaps NHSTA complaint worthy before someone gets injured. Did I misunderstand the manual?
2) Did I really lease a car that normally might use .9 quarts (or more) of oil in 600 miles.? In my case, it suggests that when I fill my tank with Diesel, I should be prepared to put a quart of oil in the engine and I need to check the oil level every time I fill the car with fuel. That suggests that I (no, all of us) better carry a quart of mobil 1 of the right grade in the car at all times, because I doubt that every gas station has it.
3) Mercedes Benz Diesels are used worldwide as taxis that are driven heavily in cities in stop and go traffic. How is it possible that there is a warning in the manual that if I use my e 350 BlueTec in city driving (which I sometimes do), I must drive it for 20 minutes on a highway every 300 miles or I can damage the exhaust particulate filter???
1) Apparently, if my battery dies (or cable comes disconnected or maybe even if a fuse blows) and I have to be towed or even pushed off to the side of the road, I am in serious trouble. The manual says there is no way to put the car in neutral without a functional battery. This would seem to be a pretty serious design/safety flaw...perhaps NHSTA complaint worthy before someone gets injured. Did I misunderstand the manual?
2) Did I really lease a car that normally might use .9 quarts (or more) of oil in 600 miles.? In my case, it suggests that when I fill my tank with Diesel, I should be prepared to put a quart of oil in the engine and I need to check the oil level every time I fill the car with fuel. That suggests that I (no, all of us) better carry a quart of mobil 1 of the right grade in the car at all times, because I doubt that every gas station has it.
3) Mercedes Benz Diesels are used worldwide as taxis that are driven heavily in cities in stop and go traffic. How is it possible that there is a warning in the manual that if I use my e 350 BlueTec in city driving (which I sometimes do), I must drive it for 20 minutes on a highway every 300 miles or I can damage the exhaust particulate filter???
As for the oil usage, Mercedes has been saying that for as long as I can remember. I don't think you need to worry about that engine using an unusual (or hardly any) oil.
If you go to MBUSA and download a Pdf version of your manual, you can look at it interactively. It's a whole lot easier than fooling with a hard copy.
Very high heat is used to remove the particulates from the filter. That's probably why they want you to drive for 20 minutes at highway speeds.
The primary reason I didn't buy a BlueTec is that it's far more complicated than the diesels of old and so far as I know, the exhaust system on my E550 is less complicated than the one on the BlueTec.
Thanks for pointing to the MB site for the manual....much easier to use. Now why didn't my dealer tell me there was an owner's web site where I could find this type of useful information....grrr!
I live in South Florida, so I don't think heat will be a problem
I am curious though how those taxi's that only travel in cities seem to survive forever without running them on highways for 20 minutes every 300 miles. I might just ask Mercedes that one.....
My 2012 E350 Coupe (and my old 2000 CLK320 as well) can be placed in neutral mechanically in such an event. It involves inserting a screw driver or similar object along the right side of the leather trim at the shifter and removing a "gaiter," then pressing down on two release buttons while simultaneously moving the shifter lever from Park to Neutral.
Kind of a scary maneuver, but I'm sure any experienced Mercedes roadside help person would know how to do it, if you didn't want to try it. The diagram in the manual doesn't look all that complicated.
I can't imagine they would exclude this emergency option from your model. Look for something in your manual about "releasing the parking lock manually." And yes, the interactive on-line manual would be easier.
As for oil consumption, my manual says the same thing. Indeed, this warning has been around for quite a while. It's too early for me to know what the new D.I. engine will do, but my old CLK never needed a drop of oil between scheduled changes.
Now if I lived in Canada or drove a lot of miles I'd buy one but in my situation it doesn't make much sense.
What I would really like to have is a B-Class with the new 2.2 liter diesel. Unfortunately, we aren't going to see either the car or the engine in the US.
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My shifting is electric and on the steering column. "the automatic transmission must be in position N when the vehicle is being towed. The battery must be connected and charged. You will otherwise be unable to turn the smartkey to position 2 in the ignition lock; shift the automatic transmission to position N" (page 343 of the manual)
If your car is being transported, they make the same comment...the car should be in N when it is pulled on to the truck.
HOWEVER, if the battery had been disconnected, I'd think that would be a big problem --- one would have to get a battery connected to get to N.
My shifting is electric and on the steering column. "the automatic transmission must be in position N when the vehicle is being towed. The battery must be connected and charged. You will otherwise be unable to turn the smartkey to position 2 in the ignition lock; shift the automatic transmission to position N" (page 343 of the manual)
If your car is being transported, they make the same comment...the car should be in N when it is pulled on to the truck.
My shifting is electric and on the steering column. "the automatic transmission must be in position N when the vehicle is being towed. The battery must be connected and charged. You will otherwise be unable to turn the smartkey to position 2 in the ignition lock; shift the automatic transmission to position N" (page 343 of the manual)
If your car is being transported, they make the same comment...the car should be in N when it is pulled on to the truck.

And what if the "auxiliary" battery goes belly up. I'm sure it would be a rare occasion if it ever happened, but nonetheless it's just more dependency on electronics. And from a company that doesn't have the best track record with electronics.
btw, there's a current thread on a Porsche forum that's called "beginning to think old is better." Owners of the current 997.2 with their electronic complexity and tamer driving characteristics are reminiscing about the 'old school' feel and uniqueness of the earlier 911s like the 964, 930, 993.
Last edited by listerone; Sep 3, 2011 at 01:55 PM.
Now if I lived in Canada or drove a lot of miles I'd buy one but in my situation it doesn't make much sense.
What I would really like to have is a B-Class with the new 2.2 liter diesel. Unfortunately, we aren't going to see either the car or the engine in the US.
You're kinda correct on one point...diesels are best suited for those who do a lot of Interstate driving....which is absolutely me.I love/loved both my diesels and will never again drive anything else.
My shifting is electric and on the steering column. "the automatic transmission must be in position N when the vehicle is being towed. The battery must be connected and charged. You will otherwise be unable to turn the smartkey to position 2 in the ignition lock; shift the automatic transmission to position N" (page 343 of the manual)
If your car is being transported, they make the same comment...the car should be in N when it is pulled on to the truck.
Thanks for the brain jog. Totally forgot about the column mounted shifter.
Looks like that backup battery should be regularly checked as part of routine vehicle maintenance.
If all else fails, I wonder if it's possible to tow the vehicle with the drive wheels off the ground instead of vice-versa?
I suppose there are 30 or 40 pages in the manual warning against doing that for all sorts of reasons!
You're kinda correct on one point...diesels are best suited for those who do a lot of Interstate driving....which is absolutely me.I love/loved both my diesels and will never again drive anything else.
Thanks for pointing to the MB site for the manual....much easier to use. Now why didn't my dealer tell me there was an owner's web site where I could find this type of useful information....grrr!
I live in South Florida, so I don't think heat will be a problem
I am curious though how those taxi's that only travel in cities seem to survive forever without running them on highways for 20 minutes every 300 miles. I might just ask Mercedes that one.....Now if I lived in Canada or drove a lot of miles I'd buy one but in my situation it doesn't make much sense.
What I would really like to have is a B-Class with the new 2.2 liter diesel. Unfortunately, we aren't going to see either the car or the engine in the US.
ALL gas stations here carry a 5% to 20% BIO Diesel, which, I think will bring major engine problems in the long run!
There is only ONE gas station that carries regular Diesel in the entire city here (Champaign/Urbana).
The exhaust system also has something besides adding urea to consider, it has a particulate filter that requires very high heat to burn off the particulates. In other words, you need to drive the car at highway speeds every so often.
The car has run flat tires. I'd rather not have them.
If you have driven a diesel for 20 years you must know that the older diesels were simple engines that would truck on forever with little maintenance. The current engines aren't going to do that.
Frankly, the only advantage as I can see it is that the BlueTec gets better fuel economy than the E350 gasoline version. Otherwise, what advantage is there to own one if you don't drive enough to save on fuel?
The exhaust system also has something besides adding urea to consider, it has a particulate filter that requires very high heat to burn off the particulates. In other words, you need to drive the car at highway speeds every so often.
The car has run flat tires. I'd rather not have them.
If you have driven a diesel for 20 years you must know that the older diesels were simple engines that would truck on forever with little maintenance. The current engines aren't going to do that.
Frankly, the only advantage as I can see it is that the BlueTec gets better fuel economy than the E350 gasoline version. Otherwise, what advantage is there to own one if you don't drive enough to save on fuel?




