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by rafalbrz
Wed Sep 04, 2019 1:07 am
Forum: Other projects
Topic: Raspberry Pi 3 communicating with OBD2 using ELM327 interface
Replies: 7
Views: 23468

Re: Raspberry Pi 3 communicating with OBD2 using ELM327 interface

Finally got ELM-327 to talk over Bluetooth. I had to disable the internal adapter and install an eternal USB dongle. Now it's talking like a charm :D :D :D Disable Bluetooth boot. $ sudo nano /boot/config.txt insert this line "dtoverlay=pi3-disable-bt" Disable systemd service that initializes Blueto...
by rafalbrz
Thu Aug 29, 2019 8:35 pm
Forum: Other projects
Topic: Raspberry Pi 3 communicating with OBD2 using ELM327 interface
Replies: 7
Views: 23468

Re: Raspberry Pi 3 communicating with OBD2 using ELM327 interface

Issue here seems to be R/W permissions to serial port. OBD connects but can't pull data. Raspberry Pi 1 connects no problem. I tried reproducing the steps during RPi 3 install and can't get it to work.

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