🔧 ECM Diagnostics: Method 2 🔧 Discover the second method to diagnose an ECM! Here's an example on a Detroit DDEC III 1️⃣ Connection: We hook the ECM to a bench harness for communication. 2️⃣ Diagnostic Codes: We used Detroit Diagnostic Link and found it has non-volatile memory failure and zero engine hours. 3️⃣ Result: This DDEC III ECM (12.7 Detroit) needs repair—100% confirmed! 🔍 Advanced Testing: I also manually check voltages and inspect signals in our lab for injector or sensor issues us

🔧 ECM Testing: Exploring Different Scenarios 🔍 We have three different ways to diagnose an ECM, and I'll walk you through each. Let's get started! 🛠️ If you're intrigued and want to see more, keep following for the second way we test ECMs! 📲💡 👉🏼Follow me For More! #ECMTesting #EngineDiagnostics #truckmaintenance | Oscar Truck ECM

Rebuilt vs. Used ECMs: Why the Choice is Clear for Your Truck 💡🚛 A faulty Engine Control Module (ECM). Now, you're faced with a choice: rebuild or replace? 🤔💸 While used ECMs might seem like a budget-friendly option, think again! 🚫💣 While tempting, they're ticking timebombs with hidden wear. Go rebuilt – it's like a diamond reset! 💎🔧 Fresh parts, meticulous rebuilds, warranties for peace of mind. Avoid costly breaks and repeat repairs. Get your truck back on the road faster, and keep it

Don't Ditch Your ECM! 🚚💔 Hold on to that wallet! Before replacing your Engine Control Module (ECM), consider these 3 diagnostic lifesavers: 🛠️👨‍🔧Send it to the pros! 🔄🔍Swap and test 🚦🕵️‍♂️Follow the diagnostic trail. Stuck with a suspected bad ECM? Share your truck model and symptoms in the comments, and let's diagnose together! 💬🚛🔧 Want to master ECMs?🚀🔧 👉Follow me for more tips and tricks! #ecmrepair #truckmechanic #diagnostictips | Oscar Truck ECM

🔧 Tips to Prevent ECM Issues! 🔧 1️⃣ Power Probe Pitfalls: Use a power probe carefully to avoid injecting voltage or ground to the wrong pin. If unsure, stick to a reliable voltmeter. 2️⃣ Secure Battery Connections: Ensure tight terminals and no loose wires when charging batteries. Prevent excess voltage damage to your truck's system. 3️⃣ Beware of Power Washing: Avoid direct power washing on your ECM to prevent water damage. Protect your ECM's longevity. 👉 Follow me for more #ECMTips #ecm #ec