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.


J136_4L_72_____1_0705_21_Motoren_Anzeige_MWB_50.htm
J136_4L_72_____1_0705_21_Pincodierung.htm
J136_4L_72_____1_0705_21_SG_Sitzmemory.htm
J136_4L_72_____1_1007_21_Einbauorteuebersicht.htm
J136_4L_72_____1_1007_21_Lehnenverstellung.htm
J136_4L_72_____1_1007_21_Steuergeraet_Motore_Geber.htm

Memory seat control unit

 

A = 32-pin connector

Blue

 

B = 12-pin connector

Black

 

The control unit is fitted under the front seat.

 

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