Tag Archives for ECM
3100 HEUI Troubleshooting ECM Memory Test
System Operation Diagnostic Codes Functional Test
3100 HEUI ECM Replacement Procedure
1. Ensure the new ECM repairs the problem by first temporarily installing the new ECM. Do this by hanging it on the side of the engine. Flash Program the same Personality Module from the suspect ECM to the new ECM. … Continue reading
3100 HEUI Electronic System Other ECM Performance Functions
The ECM also provides enhanced control of the engine for vehicle functions such as engine exhaust braking. The illustration on page 13 shows many of the OEM systems the ECM can monitor to provide enhanced vehicle performance, fuel economy and … Continue reading
3100 HEUI Electronic System Fuel Injection
The ECM controls the amount of fuel injected by varying signals to the injectors. The injectors will pump fuel only if the injector solenoid is energized. The ECM sends a high voltage signal to energize the solenoid. The energized solenoid … Continue reading