44
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
Sample communication message
5. Select
Continue
.
A menu of available tests displays (