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Home >> Nissan-Datsun >> 2019 >> 370Z Base, 2D Convertible >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (3 Of 3) >> Engine (ECM) >> DTC P1564: ASCD Steering Switch >> DTC Description >> Except for the models from USA 19MY, CANADA 19MY >> DTC Detection Logic
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DTC Detection Logic

NOTE: If DTC P1564 is displayed with DTC P0605, first perform the trouble diagnosis for DTC P0605. Refer to DTC Description .

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible cause

P1564

ASCD steering switch
  • An excessively high voltage signal from the ASCD steering switch is sent to ECM.
  • ECM detects that input signal from the ASCD steering switch is out of the specified range.
  • ECM detects that the ASCD steering switch is stuck ON.
  • Harness or connectors

    (The switch circuit is open or shorted.)

  • ASCD steering switch
  • ECM
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