# OBD II Protocol missing?

**URL:** <https://forum.realdash.net/t/obd-ii-protocol-missing/6350>\
**Category:** OBD2\
**Created:** [September 14, 2024, 10:34pm UTC](https://forum.realdash.net/t/obd-ii-protocol-missing/6350 "2024-09-14T22:34:09Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Joshua1988](https://forum.realdash.net/letter_avatar_proxy/v4/letter/j/90ced4/32.png) [@Joshua1988](https://forum.realdash.net/u/Joshua1988)\
**Post date:** [September 14, 2024, 10:34pm UTC](https://forum.realdash.net/t/obd-ii-protocol-missing/6350/1 "2024-09-14T22:34:09Z")

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Hey guys. Can you please confirm that Realdash has no protocol #9 ISO 15765-4 CAN (29 bit ID,  
250 kbaud)?

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**Author:** ![FlekerProF](https://forum.realdash.net/letter_avatar_proxy/v4/letter/f/ed8c4c/32.png) [@FlekerProF](https://forum.realdash.net/u/FlekerProF)\
**Post date:** [September 17, 2024, 6:29am UTC](https://forum.realdash.net/t/obd-ii-protocol-missing/6350/2 "2024-09-17T06:29:35Z")

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The protocol can be automatically detected in the CAN monitor and it is detected

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**Author:** ![realdashdev](https://forum.realdash.net/user_avatar/forum.realdash.net/realdashdev/32/6_2.png) [@realdashdev](https://forum.realdash.net/u/realdashdev)\
**Post date:** [September 20, 2024, 6:13am UTC](https://forum.realdash.net/t/obd-ii-protocol-missing/6350/3 "2024-09-20T06:13:23Z")

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Well assuming you are talking about OBD2 connection type (not CAN connections), you have misunderstood how OBD2 work.

OBD2 adapters handle all the protocols internally. RealDash communicates with OBD2 adapters using ‘standardized’ AT and PID request commands. So adapter hides the underlying protocol from RealDash completely.
