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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 413 (Engine Controls - Self Diagnostics - 8.1L) >> Diagnostic Tests >> DTC P0101: Mass Air Flow Sensor Performance >> Conditions For Setting DTC

Conditions For Setting DTC

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The PCM detects that the actual MAF sensor frequency signal is not within a predetermined range of the calculated MAF value for more than 4 seconds.

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