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hi Garyjsplease helpe me i have similar project like you
mrJohanpGi need your project please your cod send methanks(pleaseeeeeeeeeeeeeeeeeeee)
hello sir;excuseme i have many question :1-it is Necessary that GND ardino with GND board is same?2--it is Necessary for test circuit ,obd connector connect ecu ? for example if i dont connect it to ecu ,it must work?3-please explain apart programming void loop?thanks