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I always run an ignition switch to turn the engine off properly. but you were talking about emergency situation.GTFO and watching my rig burn because of poor electrical planing or not having a proper circuit interruption is NOT an option for me. Good on you for running a master disconnect.Basically the red switch you're talking about is an ignition switch, except it/s red and next to your shifter. It's not a kill switch IMOAll PCMs don't need a relearn, but if yours do, you can still wire a permanent well protected fused feed for this purpose.
I always run an ignition switch to turn the engine off properly. but you were talking about emergency situation.
GTFO and watching my rig burn because of poor electrical planing or not having a proper circuit interruption is NOT an option for me. Good on you for running a master disconnect.
Basically the red switch you're talking about is an ignition switch, except it/s red and next to your shifter. It's not a kill switch IMO
All PCMs don't need a relearn, but if yours do, you can still wire a permanent well protected fused feed for this purpose.