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Home >> Infiniti >> 2021 >> Q50 Pure, AWD >> Repair and Diagnosis (Single Page) >> Transmission >> Transfer Case >> Transfer Case (DTCS) >> All Mode AWD/4WD (AWD Control Unit) >> DTC P1809: AWD Control Unit >> DTC Description >> AWD models >> DTC Detection Logic
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DTC Detection Logic

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P1809

CONTROL UNIT 4

(Control unit 4)

Malfunction has occurred inside AWD control unit.
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