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Diagnostics Operations Navigation
34
through a series of choices. You simply follow the menu driven procedure, and
make proper selection each time; the program will guide you to the diagnostic
function menu after a few choices you’ve made.
Figure 4-7 Sample Function Menu Screen
The Function Menu options vary slightly for different vehicles. The function
menu may include:
⚫ ECU Information – provides the retrieved ECU information in detail.
Selecting opens an information screen.
⚫ Read Codes – displays detailed information of DTC records retrieved
from the vehicle control module.
⚫ Erase Codes – erases DTC records and other data from the ECM.
⚫ 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
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