mitsubishi Workshop Repair Guides

Mitsubishi Workshop Service and Repair Manuals

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Engine Controls - Never Use a Test Light To Check an ECM|Page 611 > < Engine Controls - Never Use a Test Light To Check an ECM|Page 609

Montero 4WD V6-2972cc 3.0L SOHC (1991)

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Engine Control Module: Service Precautions

The ignition switch supplies "On" and "Start" information to the ECU to position the idle speed control components. Thee ignition switch "ON" signal
is provided to the ECU through the control relay. Refer to the images below for the "START" signal.

Start - Inhibitor Switch Circuit

Ignition Switch - ST. Circuit

Engine Controls - Never Use a Test Light To Check an ECM|Page 611 > < Engine Controls - Never Use a Test Light To Check an ECM|Page 609