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Home >> Infiniti >> 2003 >> FX45 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P1564: Automatic Speed Control Device (ASCD) Steering Switch >> Possible Causes
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Possible Causes

Malfunction is detected when ECM receives a high voltage signal from ASCD steering switch, ECM detects that input signal from ASCD steering switch is out of specified range or ECM detects that ASCD steering switch is stuck on. Possible causes are: