U0100 stands for “Lost Communication with ECM/PCM.” The Engine Control Module (ECM) is the computer responsible for controlling the engine. The ECM communicates with other vehicle control units via a ...

Volvo Trucks North America (Volvo Trucks) is recalling certain 2023 Volvo VN vehicles. The engine control module (ECM) may experience an internal electrical short-circuit, causing the engine to stall.

Some 2023-2024 Chevy Silverado Units Will Need An Engine Control Module Fix . By George Barta. June 10, 2025 4:54 pm . ... The Engine Control Module (ECM) ...

Knock sensors are devices used in internal combustion engines to detect engine knock or detonation. The knock sensor detects vibrations and sends a signal to the engine control module (ECM), to ...