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OBD-II/EOBD Operations OBD Direct
Figure 6-1 Sample generic connection message
3. Connect the scan tool to the test vehicle according to the screen instructions.
4. Select Continue.
A communications message that shows how many ECMs were detected, Which ECM is
communicating, and which communication protocol is being used displays (Figure 6-2).
Figure 6-2 Sample communication message
5. Select Continue.
A menu of available tests displays (Figure 6-3):
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