I’ve briefly looked into this option that am considering . Some of the negative reviews on Amazon for the OBD2 power adaptor claim that even in the off position it drains battery and causes flat battery.
Is the vehicle dependent perhaps ? I ask because I know if I plug in my Carista obd2 error code of the reader plug into my vehicle it immediately lights up the LED on the obd2 dongle even with the vehicle off.
I’ve briefly looked into this option that am considering . Some of the negative reviews on Amazon for the OBD2 power adaptor claim that even in the off position it drains battery and causes flat battery.
Is the vehicle dependent perhaps ? I ask because I know if I plug in my Carista obd2 error code of the reader plug into my vehicle it immediately lights up the LED on the obd2 dongle even with the vehicle off.