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Home >> Nissan-Datsun >> 1988 >> D21 Hardbody 4WD V6-2960cc 3.0L SOHC (VG30i) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Description and Operation >> General System Description

General System Description

Fig. 17 Electronic Concentrated Engine Control System (ECCS).:





The Electronic Concentrated Engine Control System (ECCS), incorporates Bosch L-Jetronic Fuel Injection (EFI) and employs a micro-computer within the control unit. This micro-computer controls fuel injection, spark timing, exhaust gas recirculation (EGR), idle speed, fuel pump operation, air controls, and mixture ratio feedback. The micro-computer processes incoming signal data from engine and vehicle sensors and computes signal combinations to be sent to the electrical actuators.