Diagnostics Operations
Diagnosis
36
Live Data
– retrieves and displays live data and parameters from the
vehicle’s ECU.
Active Test
– provides specific subsystem and component tests. This
selection may appear as
Actuators
,
Actuator Test
, or
Function Tests
,
etc., and the tests options vary depending on the manufacturer and
model.
Special Functions
– provides component adaptation or variant coding
functions for custom configurations, and also allows you to reprogram
adaptive values for certain components after making repairs. Depending
on the test vehicle, this selection may sometimes appear as
Control
Unit Adaptations
,
Special Functions
,
Variant Coding
,
Configuration
,
etc.
NOTE
: With the diagnostic toolbar on top of the screen throughout the whole
diagnostic procedures, you are allowed to make various controls of the
diagnostic information at any time, such as printing and saving the displayed
data, getting help information, or performing data logging, etc.
To perform a diagnostic function
1. Establish communication with the test vehicle via the VCI device.
2. Identify the test vehicle by selecting from the menu options.
3. Select the
Diagnosis
section.
4. Locate the required system for testing by
Auto Scan
or through
menu driven selections in
Control Units
.
5. Select the desired test from the
Function Menu
.
4.6.1 ECU Information
This function retrieves and displays the specific information for the tested
control unit, including unit type, version numbers and other specifications.
The sample ECU Information screen displays as below:
