Lancer L4-2.0L (4B11) (2008)
Key Reminder Switch Input Circuit
COMMENTS ON TROUBLE SYMPTOM
The key reminder switch input signal is used for the operation judgement of the functions below. If the signal is abnormal, these functions will not work.
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Ignition key reminder function
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Central door locking
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Keyless entry system
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KOS
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Ignition key cylinder illumination light
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Interior light
TROUBLESHOOTING HINTS
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The key reminder switch may be defective
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The ETACS-ECU may be defective
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The wiring harness or connectors may have loose, corroded, or damaged terminals, or terminals pushed back in the connector
DIAGNOSIS
Required Special Tools:
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MB991223: Harness Set
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MB992006: Extra Fine Probe