International DT466 – ENGINE SYSTEMS – Electronic Control System – Accelerator Position Sensor (APS)

The APS provides the ECM with a feedback signal linear analog voltage) that indicates the operator’s
demand for power. The APS is mounted in the accelerator pedal.

International DT466 - ENGINE SYSTEMS - Electronic Control System - Electronic Distributor for Injectors
The IDM distributes current to the injectors. The IDM controls fueling to the engine by…
International DT466 - ENGINE SYSTEMS - Electronic Control System - RAM
RAM stores temporary information for current engine conditions. Temporary information in RAM is lost when…
International DT466 - ENGINE SYSTEMS - Electronic Control System - Potentiometer
• APS A potentiometer is a variable voltage divider that senses the position of a…
International DT466 - ENGINE SYSTEMS - Electronic Control System - ROM
ROM stores permanent information for calibration tables and operating strategies. Permanently stored information cannot be…
International DT466 - ENGINE SYSTEMS - Electronic Control System - System Components

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