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Home >> Infiniti >> 2003 >> FX45 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P1574: Automatic Speed Control Device (ASCD) Vehicle Speed Sensor >> Possible Causes
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Possible Causes

NOTE: This DTC has one trip detection logic. MIL will not illuminate.

DTC is detected when ECM detects difference between 2 vehicle speed signals is out of specified range. Possible causes are: