The problem is most aren't techs, they are poorly trained kids that get paid minimum wage in too many cases.
I once had to show a "tech" at a Jiffy lube place how to lube my front end. That was the only reason I took it there. I don't like playing with a manual lube gun in my garage on the...
Yes, manufactures of fuel injected vehicles call it flood mode also. It is used mostly for service, like checking cranking speed or a crank sensor signal as examples.
Mine shows right around 14.9 driving and 12.7 with the truck off.
I don't care what the dealer's tester says I think from your voltages your battery is no good.
Well over 15 volts tells me your truck is trying to charge a low battery and 11.7 after sitting a short time says the battery is not...
there is your answer. with truck on it is charging the battery so you see a higher voltage.
Mine will show about 14.9 on, and around 12.3 off.
The accessory point is in a since directly connected to the battery through a relay and a fuse but only when the truck is powered up.
Well, look at it this way. Would you post up your name, address, and phone number?
This info can be gotten from a plate, maybe not by anyone but still.
So post up your info and take your tin foil hat off, I dare you. :D
this system is very sophisticated. Even though I don't THINK you will hurt it, I think you are playing with fire.
It seems the system would give an error and shut itself off when it detects a problem but at the same time you must remember it was engineered with the same size tires all around...