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Diagnostics Operations Navigation
47
2. Tap the EOBD button. There are two options to establish
communication with the vehicle.
⚫ Auto Scan – when this option is selected the diagnostic tool
attempts to establish communication using each protocol in
order to determine which one the vehicle is broadcasting on.
⚫ Protocol – when this option is selected the screen opens a
submenu of various protocols. A communication protocol is a
standardized way of data communication between an ECM
and a diagnostic tool. Global OBD may use several different
communication protocols.
3. Select a specific protocol under the Protocol option. Wait for the
OBD II Diagnostic Menu to appear.
Figure 4-14 Sample OBD II Diagnostic Menu
NOTE: Tapping the
○
i button displayed beside the function name opens
a bubble with additional function information.
4. Select a function option to continue.
⚫ DTC & FFD
⚫ I/M Readiness
⚫ Live Data
⚫ O2 Sensor Monitor
⚫ On-Board Monitor
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