Audi A8 problems electrical

[tutzu]

I have a A8 car 3,7 liter and a lot a problems
1. Lcd open and close all the time
2. central console near the lever gear is dead. no swich is working
3. I can't change to radio or navigator . iut's block on the cd play

Can anybody help in this problem
I intend to open all computer and clean.. I think it was some oxidance contact....
some schematics to open it's good for me

Thank's

Please some schematics
or some audi repair service book
anything ....

[madico]

HELLO

can tell us if your voltage its ok? can you start the engine?
your battery voltage is near 14V?

i will help u with all that you want for your Audi A8.



Madalin
Automotive Engineer

[MOBILTRONIC]

Yes i agree with Madalin.Check your battery charges,positive point +30,+15 acc,negative point,ignition switch,all relays.All fuses must be check also.You try disconnect battery lead before cheking this operations.Good luck!

[tutzu]

chek all fuses are ok
engine start ok
i found the problem in cental console near the gear
i change this part and now are ok..all
Thank's everybody for help
I try to repair this pcb..... I think the microcontroler is dead ....

[tutzu]

It is a posibility to update the firmware of this microcontroler from pcb? if that pcb has no answer if i toch any key from this
the pcb is mmi d3.....