so what you are saying it only looks so far ahead for open stations before it gives up. One thing i don't get why does it work fine when i disconnect the first station it's the same distance

I'm working on a big rail base and I have eight stations on Advanced Circuit setup. Some reason when the first station is hooked up it ignores the 8th station. Until I manually drive the train pass the first station. but when the first station is disconnected it works fine and it goes to the 8 ...