2007 E550 topped at 130mph???


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Steve
cuz the car can easily accelerate to 130mph, but then I can feel the fuel cut, then car start accelerate once I am under 130mph and cuts off again. Where can I get my ECU flashed? I lived in Socal..steveberde, is your 500 ECU flashed?
I was really really bumped that my car got stuck at 130mph.. even my 225 horses BMW 530 can do 128 before it gets cut off, while the 2001 540 can do 155mph before the cut off, and our E550 with 382 horses can only do 130mph?? sigh.. long sigh....

I am sure you guys feel me..
Along with some rudimentary changes, all E-Class models now feature an innovative new Mercedes-Benz safety system called PRE-SAFE. Also, there are new versions for the driving enthusiast — the 507-bhp E63 AMG — and the mileage-conscious who reside in the right 45 states: the 27 city/36 highway mpg E320 Bluetec turbo-diesel. Slotting somewhere in between the two is the E550, featuring an all-new aluminum-block 8-cylinder engine.
Specific changes to our test subject include a larger, new-generation 32-valve 5.5-liter V-8 engine (the E550 replaces the long-running E500 model) that generates some impressive numbers. While engine displacement has been bumped up by only half a liter, power production increases mightily: 382 horsepower toward the upper reaches of the tachometer versus 306 bhp for the E-Class of old. Also, torque is increased and generated over a wider rev range: now 391 lb.-ft. from 2800–4800 rpm versus 339 at 2700–4000.
2007 Mercedes-Benz E550
List price $59,000
Price as tested $66,815
Curb weight 3885 lb
Engine, transmission 5.5-liter V-8; 7-sp automatic
Horsepower, bhp @ rpm 382 @ 6000
0–60 mph 4.9 sec
0–100 mph 11.5 sec
0–1320 ft (1/4 mile) 13.3 sec @ 108.1 mph
Top speed 130 mph*
Braking, 60–0 mph 126 ft
Braking, 80–0 mph 224 ft
Lateral accel (200-ft skidpad) 0.82g
Speed thru 700-ft slalom 62.5 mph
Our mileage, EPA city/highway est 21.0, 15/23 mpg
*Electronically limited.
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Still searching for a place to do the ECU.
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Steve
I have been searching on the website for some time now, some web says it's limited at 155, while some other says 130. and I am not sure who is right and who is wrong.
" Where the family heritage truly comes into play is in the drivetrain and chassis systems. The new E500 is powered by the same V8 engine found in other current 500 models. Outputting 302 bhp and 339 lb-ft of torque, the engine is mated to Mercedes' tried-and-true five-speed automatic transmission with Touchshift. The E500's top speed (electronically limited) is 155 mph, and 0 to 62 mph is reached in 6.0 sec. Acceleration is quick and smooth--the new 500 is 0.5 sec. faster than the previous V8, the E430--with 93% of maximum torque available at 2700 rpm and peaking at 4250 rpm."
Last edited by steveberde; Feb 11, 2009 at 12:11 AM. Reason: typo
actually seen several MB 550 M173 engine cars do 170 mph no problem without limiter,, there are plenty of videos showing this..
take out the spare tire and tookkit, and change the exhaust and should do
180 from weight savings and extra breathing
almost anyone witha laptop and software can do the delimiting
is it not like a ecu tune or lowering,,
it is a value that simply is speed limiter , ON or OFF..
which you would choose OFF.. lol
any 16 yr old with a laptop and software can do it..
there are dozens of places that offer this service for $100-200
in most cities
It is set with the same software that does the lowering - SDS
Also, it is not set on or off, it is a variable that is changed from preset values.
I don't think Steve would charge $200 for this service - probably much less.
It is set with the same software that does the lowering - SDS
Also, it is not set on or off, it is a variable that is changed from preset values.
I don't think Steve would charge $200 for this service - probably much less.

The further to the North you go, the more winter tyres may be compromised on max speed over grip, I believe 190 km/h or 210 km/h tyres are commonly used, I guess 160 km/h is the lowest rating that exists.
Thanks
Steve

ACTUALLY the AMG is limited to 150mph in the states,, unless you get the P30 package where it goes to 170, I believe..
It is set with the same software that does the lowering - SDS
Also, it is not set on or off, it is a variable that is changed from preset values.
I don't think Steve would charge $200 for this service - probably much less.
well I was joking with teh 16year old, but I have seen some of the drifter crowd young car enthusiasts with laptops do mods on Japanese cars
like the 370 Z and the Nissan GTR, and many others that are way more complicated that the mercedes software.. with hundreds of parameters..
and I have seen the star software many times at my dealers and other places.. and told by dealer and another mechanic that limiter is turned off
in a setting that is VERY EASY.. if you are remotely computer literate..
you have to remember, they made the star software for even mechanics to understand, and they sometimes are not the most computer savy people.. perferring a wrench to a keyboard,, luckily that is changing..
but it is the young car enthusiasts and modders that have revoltutionized
all the ECU mods, and modern tweaks like getting OEM stock cars to have 400-500 HP,,
places like SKUNK etc do great track proven cars..
like the 370 Z and the Nissan GTR, and many others that are way more complicated that the mercedes software.. with hundreds of parameters..
and I have seen the star software many times at my dealers and other places.. and told by dealer and another mechanic that limiter is turned off
in a setting that is VERY EASY.. if you are remotely computer literate..
you have to remember, they made the star software for even mechanics to understand, and they sometimes are not the most computer savy people.. perferring a wrench to a keyboard,, luckily that is changing..
but it is the young car enthusiasts and modders that have revoltutionized
all the ECU mods, and modern tweaks like getting OEM stock cars to have 400-500 HP,,
places like SKUNK etc do great track proven cars..
Not much in the way of "tuning" in STAR, but this is one thing you can change, on the gas engines at least.
Please find information I got for my 2005 CLK 500 below:
Under Operation - Driving Instructions - Tire speed rating section.
CLK 320 with Appearance Package
- Your vehicle is factory equipped with "W" rated tires, which have a speed rating of 168 mph (270 km/h).
- An electronic speed limiter prevents your vehicle from exceeding a speed of 130 mph (210 km/h).
CLK 500
- Your vehicle is factory equipped with "Y" rated tires, which have a speed rating of 186 mph (270 km/h).
- An electronic speed limiter prevents your vehicle from exceeding a speed of 130 mph (210 km/h).
CLK 55 AMG
- Your vehicle is factory equipped with "W" rated tires, which have a speed rating of 186 mph (270 km/h).
- An electronic speed limiter prevents your vehicle from exceeding a speed of 155 mph (250 km/h).
I have been searching on the website for some time now, some web says it's limited at 155, while some other says 130. and I am not sure who is right and who is wrong.




