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An oscilloscope it's connected to the vehicles CAN bus wiring at the OBD-|| data link connector to diagnose some glitches in an aftermarket device functionality. Technician A says the oscilloscope can tell what messages being communicated on an active Circuit. Technician B says NOPE! Only displays activity not messages.

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1. An oscilloscope it's connected to the vehicles CAN bus wiring at the OBD-|| data link connector to diagnose some glitches in an aftermarket device functionality. Technician A says the oscilloscope can tell what messages being communicated on an active Circuit. Technician B says NOPE! Only displays activity not messages.





 
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