https://docs.emtronaustralia.com.au/engine-management/config/engine/firing-order-setup/index.htmlFiring Order Setup This is where the firing order of the engine is set. The base angles for each cylinder are also entered. Most engines are even fired which means each firing event occurs and equal angle from the last. Per example below : A 4 Cylinder, 4 Stroke, even fire engine.Hugoen-us