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26
Control Units
This option allows you to manually locate a required control system for testing
through a series of choices. Please follow the menu driven procedures and
make proper selection each time. The program will guide you to the
diagnostic function menu after a few choices you’ve made.
The Function Menu options vary slightly for different vehicles. The function
menu may include:
ECU Information – provides the retrieved ECU information in detail. Tap
to open an information screen.
Trouble Codes – includes Read codes and Erase codes functions.
Displays detailed information of DTC records retrieved from the test
vehicle’s ECU and erases DTC records and other data from the test
vehicle’s ECU.
Freeze Frame – displays the freeze frame data of the DCTs.
Live Data – retrieves and displays live data and parameters from the test
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.
Figure 4-11 Sample Function Menu
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