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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 78 (Engine Controls - Self-Diagnostics - 4.8L, 5.3L & 6.0L) >> Diagnostic Tests >> DTC P0101: Mass Air Flow Sensor Performance >> Conditions For Setting DTC

Conditions For Setting DTC

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The actual frequency signal from the MAF sensor is not within a predetermined range of the PCM calculated MAF value for more than 0.5 seconds.