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ECO Start/Stop disabling

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Old Jul 4, 2025 | 03:20 PM
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SSBN629 Seattle's Avatar
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ECO Start/Stop disabling

Hello again members.
I apologize if this has already been discussed in the past.
I would like to disable the ECO start/stop function to keep from having to push the “A” button on the console with every start up.
I read something online about disconnecting the ECO start/stop battery but will not touch a thing before hearing from the group.
thanks for the help.
Chuck
Seattle
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Old Jul 4, 2025 | 05:26 PM
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Look for a thread I posted, a thinkdiag can do it.
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Old Jul 4, 2025 | 05:38 PM
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Originally Posted by SSBN629 Seattle
Hello again members.
I apologize if this has already been discussed in the past.
I would like to disable the ECO start/stop function to keep from having to push the “A” button on the console with every start up.
I read something online about disconnecting the ECO start/stop battery but will not touch a thing before hearing from the group.
thanks for the help.
Chuck
Seattle
I had it coded out by @BenzNinja on all my cars. It remembers ON-OFF
https://benzninja.com/mbw/
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Old Jul 4, 2025 | 05:42 PM
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Originally Posted by VII
Look for a thread I posted, a thinkdiag can do it.
Thanks..
I found a ECO start/stop in a E320 thread from 2018. The post dealt with disabling the system by removing a fuse. At least its a start.
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Old Jul 4, 2025 | 05:45 PM
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This is better because it's just programmed to remember the last setting.
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Old Jul 4, 2025 | 05:51 PM
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Thanks! I appreciate your input
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Old Jul 4, 2025 | 05:52 PM
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How do I search for your threads?
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Old Jul 4, 2025 | 09:03 PM
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We can provide this coding service:
what you need to prepare:
1: Windows laptop.
2: coding device (laptop usb to car OBD)
3: good and stable internet.

For coding device:
if you need this Auto Start Stop memory or OFF permanently: OpenPort 2.0 is your most economical tool. (Search ebay or Amazon, quite a few sellers, $30-40)

other working tool is:
5054, Ecom, C4, C6

Then install TeamViewer for our remote work.

other than this *** coding we can do more:
like
Map Update
ILS+: dynamic lighting
AMG/Maybach coding
driving mode
seatbelt chime off
vMax increase to 298kmh
Multicolor Ambient light

or

Hardware upgrade (all original)
like facelift your W222 (2014-2017) to W222 (2018-2020): Comand NTG5.0 to 5.5 with CarPlay and AA
Old headlights to facelift headlights and taillights.

old steering wheel to facelift steering wheel

Massage seat and ventilation seat.

Soft close doors

HUD Retrofit.


Burmester 3D sound system (or just 3D tweeters)

360° system:

And anything your car is missing, as long as it is original Mercedes, we can try our best do up for you.

Some 3rd party options:
Phone As Key, you don’t longer need carry the car remote with you any more. Approach to unlock, leave to lock. Digital Key in your phone.

if you are interested:
WhatsApp me at
​​​​​​​https://wa.me/6597335000
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Old Jul 4, 2025 | 09:20 PM
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WOW..thanks.
However I’m a 76 year old analogue guy stuck in a digital world. The electronic/coding/programming/download process is way above my pay grade.

Last edited by SSBN629 Seattle; Jul 4, 2025 at 09:21 PM.
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Old Jul 4, 2025 | 10:32 PM
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I'd like to hear more about the phone as a key. Is this something that's possible with a 2014 model?

I just paid $1019 for a key fob and programming!
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Old Jul 5, 2025 | 08:33 AM
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Originally Posted by SSBN629 Seattle
How do I search for your threads?
The forum is packed with reviews, and you can find them at https://mbworld.org/forums/e-class-w...benzninja.html If you have all the cars listed on your profile, you should consider joining the benzninja club.
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Old Jul 5, 2025 | 08:36 AM
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Originally Posted by James S
I'd like to hear more about the phone as a key. Is this something that's possible with a 2014 model?

I just paid $1019 for a key fob and programming!
That's a rip-off. Dealer price for that year should be $400-450, and you also have an independent locksmith charge you just $275-375.
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Old Jul 5, 2025 | 08:36 AM
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Here you go

https://mbworld.org/forums/s-class-w...tart-stop.html
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Old Jul 5, 2025 | 08:38 AM
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Originally Posted by gtstodd
That's a rip-off. Dealer price for that year should be $400-450, and you also have an independent locksmith charge you just $275-375.
No independent can create keys for this Gen MB, some can clone off an existing key but that is not recommended as they de sync.
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Old Jul 5, 2025 | 08:48 AM
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It was $450 last year. Should have bought it then but wanted to wait for all of the tariffs....

The fob is roughly $650 now and the metal key is another $125.

Last edited by James S; Jul 5, 2025 at 08:50 AM.
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Old Jul 5, 2025 | 09:38 AM
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Originally Posted by James S
It was $450 last year. Should have bought it then but wanted to wait for all of the tariffs....

The fob is roughly $650 now and the metal key is another $125.

Crazy
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Old Jul 5, 2025 | 09:39 AM
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Originally Posted by VII
No independent can create keys for this Gen MB, some can clone off an existing key but that is not recommended as they de sync.
As far as I know, they remove the ignition switch, easy, then read it and create keys.
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Old Jul 5, 2025 | 11:07 AM
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I literally tried 20 different shops in the Albuquerque area and nobody would touch it. I thought I lost the key a couple weeks ago which is why I purchased the spare.

I'm almost 200 miles from the dealership and had I lost the key, I would have had to tow the car there and leave it with them while they order the key which takes over a week to receive.
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Old Jul 5, 2025 | 11:17 AM
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This thread discusses ECO S/S disabling using the Launch OBDII scanner (a tool every car owner should have anyway).
https://mbworld.org/forums/e-class-w...ii-reader.html
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Old Jul 5, 2025 | 06:13 PM
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Originally Posted by SSBN629 Seattle
WOW..thanks.
However I’m a 76 year old analogue guy stuck in a digital world. The electronic/coding/programming/download process is way above my pay grade.
I have the hardware that works with his setup. LMK if you want to try it out. I can also bring a laptop with me for the process. I'll be near LFP next Thursday, and around once every couple weeks for the rest of the summer, so stopping by to help is no problem, FYI.
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Old Jul 5, 2025 | 09:32 PM
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Originally Posted by James S
I literally tried 20 different shops in the Albuquerque area and nobody would touch it. I thought I lost the key a couple weeks ago which is why I purchased the spare.

I'm almost 200 miles from the dealership and had I lost the key, I would have had to tow the car there and leave it with them while they order the key which takes over a week to receive.
Currently no one can duplicate the 4th gen MB keys outside of MB dealer currently, even you found a indi. shop outside who can do this, they still need to look for MB dealer to do. So high price is under expectation.

MB started to used 4th gen key from 2012-2013, model dependent. so we suggest you make one spare at home at least to avoid this headache.
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Old Jul 5, 2025 | 09:46 PM
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Originally Posted by James S
I'd like to hear more about the phone as a key. Is this something that's possible with a 2014 model?

I just paid $1019 for a key fob and programming!
This phone as key solution is working in all cars with a push start feature (keyless start)

For your info about this PAK

in a Mercedes W213 E Class:

in a Toyota:

in a Honda:

in a Porsche:
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Old Jul 5, 2025 | 09:59 PM
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Originally Posted by SSBN629 Seattle
WOW..thanks.
However I’m a 76 year old analogue guy stuck in a digital world. The electronic/coding/programming/download process is way above my pay grade.
Hi, Uncle (my father is 2 years older than you , since you are in this forum, I should say, you are doing excellently.

All best wishes!
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Old Jul 5, 2025 | 10:04 PM
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Well I am interested in the PAK. Can you message me the details? (How to, cost, etc)

Thanks!

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Old Jul 7, 2025 | 07:06 AM
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I just paid $1100 as well. An independent said they could not get a key for the w222.

Originally Posted by gtstodd
That's a rip-off. Dealer price for that year should be $400-450, and you also have an independent locksmith charge you just $275-375.
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