🔧 Volvo and Mack problems? If you have a Mack MP7, MP8, or Volvo D12/D13, these are the 4 most common ECM issues: 1️⃣ No start & no communication2️⃣ 3 injectors failing together3️⃣ Single injector failure4️⃣ All 6 injectors failing Need help? Drop your questions in the comments! 💬 #ECMRepair #Trucks #MackTrucks | Oscar Truck ECM

4.3K views · 48 reactions |  Do you drive a Volvo with D12, D13 or a Mack with MP7, MP8? A common issue we’re seeing is with these the ECMs are injector drivers. If one injector fails but the injector and wiring check out, it’s likely your ECM. ⚠️Another red flag: 3 injectors failing at once. If wiring and injectors are fine, the ECM might be the cause.  Follow me for more ECM insights and diesel tech tips. #Trucks #DieselEngineRepair #TruckRepair | Oscar Truck ECM | Facebook