G20 L4-2.0L (SR20DE) (1992)
Electronic Concentrated Engine Control (ECCS) Module: Description and Operation
ECCS Control Unit (ECU)
Fig. 4 Electronic Concentrated Control System (ECCS) Control Unit
The ECU control unit, Fig. 4, consists of a micro-computer, inspection lamp, diagnostic mode selector and connectors for signal input, output and
power supply.