ECU - Electronic Control Unit

In terminology of VW-group it's any electronic device, which has been carried out some logic function. Sometimes it looks like nonsens - even simple relay can be called ECU.

The coding of Electronic Control Unit used for explain the ECU where it is and what "neighbours" does it have. Very often on modern cars the coding is crossed with adaptation.

Adaptation of the Electronic Control Unit serves to explain to the ECU with whom and how to talk (If we have started to speak allegories) and serves as storehouse of various adjustable parameters. ( part of memory in the Control Unit which can be changed via internal software )

Measured Values Blocks ( MWB ) – various parameters being inbound or calculated. Considering to value of MWB Electronic Control Unit, trying to "control"... Using of MWB allows you ( if you know the basic parameters ) to find out "close to boundary" or temporarily arising ( intermittent, sporadic ) malfunctions and many other useful things at competent use.


The MMI operating unit is located on the high centre console between the gearshift and the centre console.


-1- Joystick: The subfunctions are selected and activated by turning and pressing the joystick control.


-2- CAR  function button: Pressing the CAR function button calls up the adaptive air suspension menu, from which the various vehicle levels can be selected;

see picture.

-3- SETUP function button:

Pressing the SETUP function button again in CAR

mode toggles between

I trailer mode (On/Off) and

I jack mode (On/Off).

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