Watched your video I put a horn button to siloid, to manual control glow plug circuit, I use a ford one like ford uses to fire there starters, can be found in any junk yard, your light cycled fast meaning not enough time on glow plugs, watch video of veggie guy he hold glow plugs for ten seconds, I usually do 8 sec, like I said pull your glow plugs and test them one by one you will see what time it actually takes to make them hot, I'm in Alaska I need every help I can get to fire my rigs up, yes gasket under turbo to exhaust manifold