Quote:
Originally Posted by Magister
Make sure you have the 12V from the car on the OBD2 plug and that it goes to the Arduino?
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I have check the pin of the OBD2 and I have all pin like you guys.
If I put a wire direct in the pin of the power and the ground (Pin 1 and 9):
I have 0.7 Volts... I do not get it why it's not the full 9V
It doesn't even open the LCD cause I guess the power is not enough.