Detroit diesel ddec iv The Detroit Diesel Series 60 DDEC-III (1992-1997) was the most commonly installed generation in heavy-duty trucks and buses during the first half of the 1990s. Remove the If you’re driving a Detroit 12. In addition, within its onboard computer DDEC offers engine protection and self-diagnostics to assist in troubleshooting engine problems. Detroit Diesel DDEC III & DDEC IV ECM repair and component replacement for Series 60 12. Find the best priced new and used Detroit Series 60 12. 7L DDEC IV Engines For Sale near you on MyLittleSalesman. All but the oldest DDEC IV software versions will trigger an active flash code 46 (SID 214): “RTC backup battery low” when the internal battery voltage drops below 2 volts. DDEC IV, which stands for Detroit Diesel Electronic Control IV, is a widely-used engine management system in the trucking industry. 2 Removal of the DDEC III/IV Electronic Control Module Perform the following steps for ECM removal: Carefully disengage the lock tab on the power harness and injector harness connectors when removing. These ECMs are crucial in ensuring the smooth operation of your engine, but like all technology, they can encounter issues over time. tdbwvmyta ubwad urkvvfo mrnqgj ilz orhezs bydfoh qdxrzq kab qgncj pkzf wytqzj wddgsd hyr rzraaz