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Online Demo / Manual - Advanced
Measuring Blocks

This function expands on the
Measuring
Blocks function and lets you select up to 12 measuring values from as
many as 12 different groups from a selection dialog that shows the
contents of the measuring values. This function is available only when
a label file
exists for the control module being accessed.
The Advanced
Measuring Blocks function has two screens, the main one show
above and the Item Selection Window shown below . Check each
value you would like to show and uncheck each that you would
like to remove.

VCDS lets you save a list of Advanced
Measuring Blocks, to be easily accessed later on. For
instance, if you often log Vehicle Speed, Engine Speed,
Intake Air Mass, and Ignition timing, then you can create a
file to quickly load those selections again. To save a set
of items, click on the VCDS logo found on the top left
corner of the item selection window, and then select "Save
selection to file":

Give the file a name and
specify the directory if desired. To load a set of previously saved
items, click on the VCDS logo found on the top left corner of the
item selection window, then select "Load selection from file". Locate
the previously saved file and click
[Open].
When you have one or more measuring group
with speed (km/h) in it, clicking on
[Acceleration]
will bring up the Acceleration Measurement function, which is described
on the Acceleration Measurement page.
Sample Rate:
The amount of data acquired in a given
amount of time is determined by the controller in the
vehicle. Selecting a greater number of different Groups will
result in slower sampling so momentary "spikes" or "dips"
will be harder to capture.
In Engine controllers using KWP-2000
or CAN, there is a
[Turbo] button
to significantly speed up sampling, for example over 30
samples per second when logging a single group in our Touareg. Once you have pressed
[Turbo] you will
remain in this High-Speed mode until you exit the Advanced Measuring
Blocks screen. This function is only available when using a
HEX
Interface.
You can
[Log] the data from the
Advanced Measuring Blocks screen. For more information see the
Data Logging page.
If you'd like to record just a snapshot in time of the current
readings in each group, click on
[Save].
This will save the results to your PC, typically in in your VCDS\Logs
directory
like this:
measuring-blocks-save-8035.txt
[Graph]
will
open up VC-Scope, a plug-in for
VCDS
that allows you to graph Measuring Group Information and display
customizable virtual gauges. For more information, see the
VC-Scope page.
Use
[Done, Go Back] to return to
the Controller Information screen.
Warning!
If you wish to observe real-time data while driving the car, please use
a second person! Let one drive while the other observes the data,
making sure the person holding the PC is not in front of an active
airbag!
Note: You may also want to
try the Measuring Blocks
function, which accesses the same data but in a different
format.
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Online Demo / Manual - Advanced
Measuring Blocks
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