🔧 How to Test Bad Wiring Without a Diagram 🚛⚡ Suspect a wiring issue but don’t know where to start? Use a multimeter in continuity mode, if it beeps, the circuit is good ✅ Check each pin, confirm there’s no short to ground, and wiggle the wires to detect loose connections. Simple, fast, and no diagram needed. Do you want more ECM diagnostic tips? Follow for more 🔍👨‍🔧 #DieselMechanic #TruckECM #ECMDiagnostics #truckrepair | Oscar Truck ECM
🔧 How to Test Bad Wiring Without a Diagram 🚛⚡ Suspect a wiring issue …
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24K views · 617 reactions |  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 | Facebook
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