waste of time, or worth it?

Originally Posted by jamtinge

i am really surprised by the responses i am getting.

I would fully understand if you guys say it is not a necessary step, but

has no one really heard about putting the acc mode on first before the engine startup?

Originally Posted by SouthArk370Z

Where did you hear that? It's the inrush current that causes the most damage (why incandescent light bulbs frequently burn out when you turn them on) and that's going to happen every time you power up. Unlike an ICE or vacuum tubes, solid state electronics do not have to warm up.

Originally Posted by SouthArk370Z

Been driving/working on cars and reading about them for over 40 years and never heard that.

I've seen cars where you needed to wait a few seconds before starting but, as mentioned above, this was due to glow plugs warming up, fuel pumps priming, etc, and had nothing to do with the electrical system.