Info for engine start up,from cold and dark,are in the manuals,under part 2 normal proceedures.
The main thing to remember,are make sure your air valves are open,once the gcu is fully up and running,or the engs will not turn over.
hope this helps.
regards alan.

Start flight with Cessna 172. Turn off everything, but leave on avionics master. Save this flight [;], and mark "use as a default flight" or something like that. Next time you start your flight, the plane will be cold&dark

You can find a selection of pre-loaded flights at C:\Program Files\Microsoft Games\Flight Simulator 9\Captain_Sim\130\flights These flights include Cold and Dark