DDEC 3 WIRING SCHEMATIC
Detroit Diesel DDEC III and IV ECM Vehicle and Engine
axleaddict›Auto Repair›DIY Auto RepairOct 27, 2013DDEC 3 and DDEC 4 engine computers (Engine Control Modules, ECMs) are used with Detroit Diesel Series 50, 60 and 6V92 engines. These engines are frequently found in buses, boats, motor homes and trucks. The engines differ because Detroit Diesel works with the builder of the vehicle to configure theReviews: 6Author: Busdieseldude
Detroit Diesel DDEC I, II, III, and IV Schematics
DDEC I, DDEC II, and DDEC III & IV Schematics. DDEC I controls the timing and amount of fuel injected into each cylinder. The system also monitors several engine functions using various sensors that send electrical signals to the main Electronic Control Module (ECM).