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Electronic Concentrated Engine Control (ECCS) Module <--> [Engine Control Module]|Testing and Inspection > < ECCS Control Unit (ECU)

M30 V6-181 3.0L (1990)

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Electronic Concentrated Engine Control (ECCS) Module: Description and Operation
Self-Diagnosis System

    The self-diagnostic system is used to diagnosis malfunctions in major sensors and actuators of the ECCS system. There are two modes in the
self-diagnostic system, Modes I and II.

Electronic Concentrated Engine Control (ECCS) Module <--> [Engine Control Module]|Testing and Inspection > < ECCS Control Unit (ECU)