Cls comand problems

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Jakem91

New Member
Joined
May 1, 2020
Messages
2
Location
United kingdom
Car
Cls55 amg
Hi,
Got a tricky/annoying problem with the command in my cls. Heres a list of the problems which must all be linked,
1-the unit doesnt switch on with the car but does power off
2-the sat nav thinks im in a different place and wont follow
3- the audio buttons dont work on the steering wheel but the other buttons do
4-the instrument cluster on the speedo doesnt show anything when on audio or nav or phone it just says ——-
5- the clock can not be adjusted it keeps saying switch on ignition when it is switched on.
Hope someone can shed some light on this or if the unit needs replacing
Thanks.
 
Is your battery fully charged and showing around 12.7v with the engine off? If not, give it a good charge for 24hrs.
If that checks out, I'd do a reboot by pulling the comand fuse first and see if things return to normal.
It's Fuse #28 , 4th fuse down closest to the engine in the fuse box at the end of the drivers side dash board. (open the door and you'll see a compartment at the end.)

Hopefully someone with more knowledge than me (pretty easy) or comand online notices your post and can offer a fix.
 
If that doesn't fix it you have at least 2 problems. GPS antenna failure and one other device is failing.

R
 
Would definitely check your battery first, as that can cause all sorts of issues.
 

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