Cheap electronics can reap all kinds of havoc. Cooked ECM, shorting, corrupting the data stream, and even viruses can't be ruled out either since some of these chips can write data as well.Flexthis2011EB said:A cantech. Cheapy harbor freight scanner. What kind of problems could a scanner have caused? And whats with turning lights on first before disconnecting battery??FoMoCoSHO said:What kind of OBD?
Sounds like it may have caused an issue.
I'd turn on the lights and pull the battery cable.
Let it sit for a while and reconnect.
The Mrs says pull your PCM power relay and check it.