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M56 Base
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DTC C1686: 4WAS Main Control Unit
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DTC Logic
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DTC Detection Logic
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DTC Detection Logic
DTC
Display Item
Malfunction detected condition
Possible cause
C1686
4WAS MAIN ECU
An error is detected on 4WAS main control unit side. (4WAS main control unit fail-safe mode)
4WAS main control unit fail-safe mode