🔧 Have you ever wondered how an ECM tester is built? Today I’m working on a custom tester for Caterpillar ECMs, and here’s what it takes 👇 ⚡ Power supply to activate the ECM 🔌 Diagnostic port to connect and scan 🛠️ Injectors solenoids to simulate engine operation 📡 Signal generator to recreate crankshaft & camshaft timing 🎛️ Variable resistors to simulate oil pressure & RPM changes Still a work in progress… but soon you’ll see it running live. If you want to learn more about ECMs and diagn
🔧 Have you ever wondered how an ECM tester is built? Today I’m wor…
41.5K views2 months ago
FacebookOscar Truck ECM
👉 What’s inside a Caterpillar ECM? We opened up a CAT ECM from engines like the C7, C10, C12, and C15 to show you its internal components ⚙️🛠️You’ll see 2 connectors for the cab and engine, plus key parts like memory, processors, and voltage regulators 🔌💾One part manages 5V and 120V systems, while another handles sensor processing, making the ECM able to achieve engine control ⚡🧠Follow me for more ECM tips and comment below if you have any questions.💡 #Caterpillar #ECMRepair #TruckMaintena
👉 What’s inside a Caterpillar ECM? We opened up a CAT ECM from en…
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FacebookOscar Truck ECM
37K views · 495 reactions | 樂 Why replace all cylinders in a Caterpillar ECM? The thermally conductive cement inside helps dissipate heat, protecting components.  During repairs, we desolder the entire board to replace faulty and soon-to-fail parts, ensuring durability. ✅Got questions about ECMs? Drop them in the comments! ⬇️ #Caterpillar #ECMRepair #TruckMaintenance | Oscar Truck ECM | Facebook
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37K views · 495 reactions | 樂 Why replace all cylinders in a Caterpilla…
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FacebookOscar Truck ECM
14K views · 474 reactions | Caterpillar ECM Issues?  From non-starting engines to injector codes, we diagnose and repair various Caterpillar ECM problems.  Diagnosing a non-starting truck engine.  Replacing faulty PACCAR ECMs.  Repairing a corroded Caterpillar ECM connector. ️ We also work on Cummins, Detroit, and Paccar ECMs. Having engine trouble? Comment below!  #Caterpillar #ECM #dieselmechanic | Oscar Truck ECM | Facebook
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14K views · 474 reactions | Caterpillar ECM Issues?  From n…
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FacebookOscar Truck ECM
513 reactions · 17 comments |  BEFORE and AFTER a Caterpillar ECM repair. You will be surprised to see the result ✅ If you send it to me you will get it back looking like new.  Follow me to learn more about ECMs. #ecm #repair #truck | Oscar Truck ECM | Facebook
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513 reactions · 17 comments |  BEFORE and AFTER a Caterpillar …
13.4K views2 weeks ago
FacebookOscar Truck ECM
19K views · 577 reactions |  Caterpillar ECM programmed right....
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19K views · 577 reactions |  Caterpillar ECM programmed right....
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FacebookOscar Truck ECM
🚜 Do you have injector issues with your CATERPILLAR ECM? 😄 The most common fault The drivers on these ECMs usually go bad, so we're just going to check them real quick. Let's see if we can find any one of them shorted, checking for continuity. If you guys want to learn more about ECMs 👉 Follow me for more #ecm #trucks #floridatrucks | Oscar Truck ECM
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🚜 Do you have injector issues with your CATERPILLAR ECM? 😄 The m…
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FacebookOscar Truck ECM
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💻 ECM Programming on a Military C7 Caterpillar. We’re working on a mil…
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CAT ECM woes? 🚚⚠️ Is your Caterpillar acting up? Losing engi…
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8.5K views · 111 reactions |  Quick fix for common CAT ECM failureIf …
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FacebookOscar Truck ECM
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