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monitoring the operation of the actuators. Such tests may include switching a solenoid,
relay or switch, between two operating states.
Selecting Active Test displays a menu of test options. Available tests vary by vehicle.
Select a test from the menu options. Follow the instructions displayed on the screen to
complete the test. Procedures and instructions vary by vehicle.
The function buttons in the lower-right corner of the Active Test screen manipulate the
test signals. Operational instructions are displayed in the main section of the test screen.
Follow the on-screen instructions and make appropriate selections to complete the tests.
Tap the ESC button to exit the test when finished.
4.4.6 Special Functions
These functions perform various component adaptations, including the recalibration or
configuration of certain components after repairs or replacements have been completed.
Select a function to display detailed information and the execution screen.
Tap a function button to perform the selected function or exit the function.
4.5 Generic OBDII Operations
OBDII/EOBD vehicle diagnosis option offers a quick way to check for DTCs, isolate the
cause of an illuminated malfunction indicator lamp (MIL), check monitor status prior to
emissions certification testing, and perform other emissions-related services. The OBDII
direct access option is also used for testing OBDII/EOBD-compliant vehicles that are not
included in the database. Diagnostics toolbar buttons at the top of the screen are
available for specific vehicle diagnostics. See Table 4-2 Diagnostics Toolbar Buttons for
details.
4.5.1 General Procedure
➢ To access the OBDII/EOBD diagnostics functions
1. Tap the Diagnostics application button from the MaxiPRO Job Menu. The
Vehicle Menu will appear.
2. Tap the EOBD button. There are two options for establishing communication
with the vehicle.
⚫ Auto Scan — select to establish communication using each protocol in
order to determine which one the vehicle is using.
⚫ Protocol — select to open a submenu of available protocols. A
communications protocol is a standardized way of data communication
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