Eclipse GT V6-3.0L SOHC (2000)
ETACS-ECU Power Supply And Scan Tool Communication Circuit
CIRCUIT OPERATION
The ETACS-ECU is always energized by the battery.
TECHNICAL DESCRIPTION (COMMENT)
If that power supply circuit is defective, the circuit flowing through the ignition switch (IG1) will function as a backup circuit. In this case, the following
functions will not work when the ignition switch is at "LOCK" (OFF) position.
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Light reminder tone alarm function
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Ignition key reminder tone alarm function
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Central door locking system
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Hazard warning light
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Dome light dimming function
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Theft alarm system <vehicles with theft-alarm system>
TROUBLESHOOTING HINTS
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Malfunction of the ETACS-ECU