AUTEL MAXISYS ULTRA MaxiSys Ultra Scan Tool 2023 Ver. MSULTRA Upgraded of MS919/MS909/Ultra Lite, Top Auto Diagnostic Tool

User Manual - Page 247

For AUTEL MAXISYS ULTRA.

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238
Figure 7-12 Sample View Waveform Button Screen
Test Procedure
The test procedure is the same for all the protocols.
To test the communication line
Using High speed CAN-bus line as an example.
1. Make sure the VCMI is connected to the vehicle's OBDII connector. The VCMI is
connected with tablet successfully. Please refer to the
Connection Diagram.
2. Place the ignition in the key ON position.
3. Tap the Measurement icon on the Home screen of the MaxiSys Ultra Tablet. The
Measurement screen opens. Tap the OBD icon to open the OBD menu screen.
Select the High Speed CAN protocol in the lower corner of the screen.
4. Tap the Start button on the upper left corner of the screen to start the device. The
OBDII connector pin number that the signals are using is indicated, and the
indicator light flashes if the signals are detected. Otherwise, the indicator light
displays in gray.
NOTE
If the indicator light is not flashing, ensure the ignition is in the key ON position and that
signal pin assignment is correct.
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