Hidden / Engineering Menu 2009 W204 C320 sport CDI

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nathanrobo

New Member
Joined
Feb 11, 2017
Messages
27
Car
C320 sport CDI S204 AMG / S211 E320 CDI Avantgarde
Not another hidden commands thread??

I've looked through mages and pages of threads, but none of the commands to get into the engineering menus on my car work...

I've tried:

1. Engineering mode with keys hangup + 6 + *
2. Dealer menu with keys hangup + 7 + 9

Any ideas?? Do they differ, year to year?

Also going through the sound menus I can see a HDD but I can't copy to it. The suggestion is that it's present as it's capacity is stated.

Appreciate any help.



A
 
[FONT=&quot]Hang-up", "1" and "#" at the same time worked on my 2009 W204[/FONT]
 
[FONT=&quot]Hang-up", "1" and "#" at the same time worked on my 2009 W204[/FONT]

Yup, thats it for NTG4. Do not change anything to do with language or radio-ranges or radio frequency spacing. Don't touch any of the bluetooth settings (or reset any pairings, or comfort phone if you have it)
We've seen some units get into very bad states when people have fiddled in engineering mode. Have recovered most of them, but not all ...

Richard
 
Thanks guys... the hangup 1 # did work. Odd though that doing the same thing doesn't always bring the menu up.

Having the diags available on screen is a great feature over what you could do with the older S211 :)
 

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