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DTC P0101 Mass or Volume Air Flow Circuit Range / Performance Problem: Description

Refer to DTC P0100  .

DTC TROUBLE DETECTION CONDITION CHART

DTC No. DTC Detection Condition Trouble Area
P0101
  1. High voltage:

    Conditions (a), (b) and (c) continue for more than 10 seconds (2 trip detection logic):

    1. Engine speed is less than 2,000 RPM
    2. Engine coolant temperature is 70°C (158°F) or higher
    3. Voltage output of Mass Air Flow (MAF) meter is more than 1.24 V (varies with Throttle Position [TP] sensor voltage)
  2. Low voltage:

    Conditions (a) and (b) continue for more than 10 seconds (2 trip detection logic):

    1. Engine speed is more than 300 RPM
    2. Voltage output of MAF meter is less than 0.80 V (varies with TP sensor voltage)
MAF meter