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Home >> Infiniti >> 1993 >> G20 Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Self-Diagnostic System >> Notes

Self-Diagnostic System: Notes

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Self-diagnostic system is used for diagnosing malfunctions of Electronic Concentrated Control System (ECCS) sensors and actuators. Electronic Control Module (ECM) has 2 available diagnostic modes. Before entering self-diagnostics, perform BASIC TESTING. This prevents wasted diagnostic time and invalid diagnostic results.