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

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DTC DESCRIPTION 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
  • 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 Refer to the Description, Possible Causes and Diagnostic Aids for the DTC.