When constructing an electronic circuit, it is often best to build it in stages, testing each as you proceed. The following pages provide typical voltages that you might expect as you build the ELM327 ...

I don't know about you, but I've been using OBD2 apps for many years, especially because I could get them up and running with a super-cheap ELM327 adapter. My favorite app has long been Torque, as the ...