All that electronic stuff is going to require some professional diagnosis. You can't just say "there's a ground problem" any more. Then you would look for the loose connection and fix it yourself. Those days are over unless you can find the impossible.
Get it to the dealer or...hire a priest.
It may be possessed.
The impossible??? A basic engine, manual transmission, mechanical injectors and no electronics outside of lights.
Get it to the dealer or...hire a priest.
It may be possessed.
The impossible??? A basic engine, manual transmission, mechanical injectors and no electronics outside of lights.