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

Refer to DTC P0100, P0102, P0103: Mass Air Flow Circuit Malfunction; Mass Air Flow Circuit Low; Mass Air Flow Circuit High  .

MASS AIR FLOW CIRCUIT RANGE/PERFORMANCE PROBLEM

DTC No. DTC Detection Condition Trouble Area
P0101 Mass Air Flow (MAF) meter voltage is higher than MAF meter voltage based on throttle position when the following conditions are met (2 trip detection logic):
  • Engine coolant temperature is more than 70°C (158°F) or more
  • Engine speed is less than 2,000 rpm
 Mass Air Flow (MAF) meter
P0101 Mass Air Flow (MAF) meter voltage is lower than MAF meter voltage based on throttle position when the following conditions are met (2 trip detection logic):
  • Fuel cut is not executing
  • Engine speed is more than 300 rpm
 Mass Air Flow (MAF) meter
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