12K views · 19K reactions | Exploring 12.7 Detroit ECM Damage This is a Detroit Series 60 engine DDEC IV ECM. ✅This ECM had a seal that looked damaged, so I was expecting water or/and oil inside it. I found that the battery had exploded. It is a lithium battery, it leaked and damaged the board. If you guys want to learn more about ECMs Follow me for more #ecms #engineer #dieseltrucks | Oscar Truck ECM | Facebook