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Home >> Cadillac >> 2003 >> CTS Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0101: Mass Airflow Sensor System Performance >> Conditions For Setting DTC
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Conditions For Setting DTC

The ECM detects that the actual MAF sensor signal is not within a predetermined range of the predicted MAF value for more than 2 seconds.

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