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Home >> Mazda >> 2003 >> Protege5 Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0506: Idle Control System - Rpm Less Than Expected >> Detection Condition

Detection Condition

DTC is set when actual engine speed is 100 RPM less than programed target speed for more than 14.1 seconds with brake pedal depressed and front wheels in straight ahead position. This is a Continuous Monitor (CM). MIL illuminates if PCM detects malfunction condition in 2 consecutive drive cycles. Pending code is available if PCM detects malfunction condition during first drive cycle. Freeze Frame Data is available and DTC is stored in PCM memory.