In automobiles it stands for Engine Control Module (ECM)
Engine control module. It controls the engine-related electronics.
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Electronic Counter-Measures
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Engine Control Module.
The ecm (engine control module) controls the engine functions based on the information it receives from various sensors.
It would depend on the make and model of the car
Bad ecm
What year is the car?
ECM means Engine Control Module. It is the car's computer and controls ignition, spark, timing, emissions etc. A vital part of the car.
you will find ECM center front (inside car ) on the floor hide by black plastic.