DDEC IV ECM trouble? ⚠️ Common issue: Oil leaks into the ECM! This Detroit diesel culprit can cause major problems. Let's see how to fix it. 🔧 Do you have questions about ECMs? Drop a comment! 👇 👀Want to know more about ECMs? Follow for tips and tricks! 💡 #DetroitDiesel #truckrepair #dieseltrucks | Oscar Truck ECM

DDEC IV Deep Dive: Uncovering the Hidden Fault 🕵️‍♂️ Attention, diesel technicians! Let's delve into a DDEC IV ECM to diagnose. 🛠️ At first glance, it appears pristine, a testament to its well-crafted design. 🌟 But for the keen eye, a subtle clue reveals the culprit: a short on the input voltage diode! ⚡ Here's the breakdown: 🔍Location: Input voltage diodes are always by the power supply pins. 💥Impact: Short circuit leading to ECM power failure. 🛠️Solution: Removal and replacement of the f

ECM failure: Dents on case 🛠️👀 One way to spot a bad ECM is to look for a dent on the outside of the unit. This is especially common in Cummins ISX ECMs on DDEC V and other similar type of ECMs. 🚛💥 If you see a dent on your ECM, it's likely that the board inside is damaged. Damage can be caused by broken components or board inside or by water leaking from the seals. 💧💥 If you have an ECM with a dent and you're having problems with your truck, it's a good bet that the ECM is bad. 🚛❌ Curiou