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.


J104_42_45_____1_0107_21_Adapterkabel_1598_51.htm
J104_42_45_____1_0107_21_Datentraeger_R8.htm
J104_42_45_____1_0107_21_E256.htm
J104_42_45_____1_0107_21_ESP_Fahr_System_Test.htm

TCS/ESP button -E256

 

-3- TCS/ESP button -E256.

The button is built into the operating unit in the front of the centre console -E461.

 

Fitting location:

J In the centre console.

 

Removing and installing:

=> ELSA Brake System, Rep.Gr. 68

 

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