[DUMBGRUNT]

Perhaps on your Lada with a Lucas ECU.

PLS show where this has happened this century from a major car company running at the spec voltage.

[ImJustAnotherOkie]

didn’t take long https://www.autotrader.ca/editorial/20170905/goof-of-the-month-careful-what-you-plug-into-your-obd-port/

[ImJustAnotherOkie]

https://www.repairerdrivennews.com/2018/10/22/nastf-having-issues-with-a-vehicle-check-for-third-party-obd-ii-dongles/