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P1101 - Mass Air Flow (MAF) Sensor Out Of Self-Test Range

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P1101 - MASS AIR FLOW (MAF) SENSOR OUT OF SELF-TEST RANGE

Description:  This DTC sets when during ignition ON, engine OFF, the MAF sensor output signal is greater than a calibrated limit or during ignition ON, engine running, the MAF output signal is not within the calibrated range.
Possible Causes: 
  • Low battery charge
  • MAF sensor partially connected
  • MAF sensor contamination
  • GND circuit open
  • MAFRTN circuit open
  • Damaged MAF sensor
  • Intake air leaks
Diagnostic Aids:  Diagnose circuit DTCs before range or performance DTCs.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST DC: MASS AIRFLOW (MAF) SENSOR .