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General Procedure
To access the OBDII/EOBD diagnostics functions
1. Tap the Diagnostics application button on the MaxiSys Job Menu. The Vehicle
Menu displays.
2. Tap the EOBD button. There are two options to establish communication with
the vehicle.
Auto Scan — select it to establish communication using each protocol in
order to determine which one the vehicle is using.
Protocol — select it to open 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 if the Protocol option is selected. Wait for the OBDII
Diagnostic Menu to appear.
Figure 6-1 OBDII Diagnostic Menu
4. Select a function option to continue.
DTC & FFD
I/M Readiness
Live Data
O2 Sensor Monitor
On-Board Monitor
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