Montero XLS 4WD V6-3.5L SOHC (2001)
Key Reminder Switch Input Circuit
CIRCUIT OPERATION
The ETACS-ECU operates various functions according to the input signal from the key reminder switch.
TECHNICAL DESCRIPTION (COMMENT)
The key reminder switch input signal is used to operate the following functions or system:
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Ignition key reminder tone alarm function
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Forgotten key prevention function
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Keyless entry system
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Ignition key hole illumination light
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Dome light dimming function
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Theft-alarm system
If the signal fails, these functions or system will not work normally.
TROUBLESHOOTING HINTS
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Malfunction of the key reminder switch
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Malfunction of the ETACS-ECU
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Damaged harness wires or connectors