2. Select the system you would like to test. When the scanner has established connection with the
vehicle, the Function Menu displays.
Figure 4-15 Sample Common Menu Screen
4.1.3 Diagnostic Function Selection
After a system is selected and the scanner establishes communication with the vehicle, the
Function Menu displays. The menu options may include:
● Read Codes
● Freeze Frame Data
● Erase Codes
● ECU information
● Live Data
● Custom Data
● Active test
● Advance ID
● Basic setting
● Security access (Login)
● Adaptation
● Readiness test
NOTE
Not all function options listed above are applicable to all vehicles. Available options may vary by
the year, model, and make of the test vehicle. A “The selected mode is not supported!” message
displays if the option is not applicable to the vehicle under test.
4.1.3.1 Read Codes
Read Codes menu lets you read trouble codes found in the control unit.
Diagnostic trouble codes stored in a control module are used to help identify the cause of a
trouble or troubles with a vehicle. These codes have occurred a specific number of times and
indicate a problem that requires repair.
To read codes from a vehicle:
1. Scroll with the arrow keys to highlight Read Codes from Function Menu and press the ENTER
key. A code list including code number and its description displays.
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