300ZX Coupe V6-2960cc DOHC (VG30DE) (1994)
Engine Control Module: Description and Operation
Engine Control Module
PURPOSE
To control the Electronic Concentrated Engine Control System (ECCS).
OPERATION
The Engine control Module (ECM), consisting of a diagnostic mode selector, inspection lamps, microcomputer and connectors for inputs, outputs
and power supply, uses input signals from various sensors and components to control engine operation.