Just enable the developers console, and use console command g_set_time. g_set_time doesn't force night time it moves the clock forwards. Great if you have fatigue off and no job. Not so good if you're on a job and just want it to be night time. Set "day_in_year: 358" in "/def/env_data.sii" and you'll have the shortest day in year.
American Truck Simulator 's 1.37 update, out now, mainly benefits your ears, introducing a new sound engine that's changed how the team mixes the cacophony created by vehicles and the great
If you play without the route advisor, then you could take a classical approach. Take notes on paper. Do some calculations on what is the time of day you shouldn't pass without going to sleep, and put that paper on your desk in front of you, or stick it to the monitor. And then pay attention from time to time to your truck's dashboard clock.
No you cannot turn off the day/night cycle. Best you can do is sleep at night till morening at a rest stop. #1. jnol8 Dec 2, 2017 @ 10:34pm. The only way I think that could even be possible is to go through the command menu which someone else will have to tell you how to access because I don't. My advice would be to do jobs only during the day. it says you need to rest soon and then the screen goes black ( i fall asleep at the wheel) i then go to a rest place and then turn of my engine by pressing e i then press f then enter but does nothing. I also try and turn my engine off and presssing enter but still nothing. #2. Meeeps Oct 30, 2013 @ 2:20pm.