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G37 IPL, Automatic Trans
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Steering Control System (With 4WAS) (Coupe)
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DTC/Circuit Diagnosis
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DTC C1930: 4WAS Front Control Unit
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DTC Logic
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DTC Detection Logic
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DTC Detection Logic
DTC
Items (CONSULT screen terms)
Diagnostic item is detected when...
Possible cause
C1930
4WAS FRONT ECU
An error is detected on 4WAS front control unit side. (4WAS front control unit fail-safe mode)
4WAS front control unit fail-safe mode