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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 77 (Engine Controls Self-Diagnostics - 5.0L & 5,7L) >> Diagnostic Tests >> DTC P0506: Idle Control System - Low Rpm >> Conditions For Setting DTC

Conditions For Setting DTC

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The actual engine speed is 100 RPM less than the desired engine speed for more than 8 seconds.