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Home >> Mazda >> 2021 >> MX-5 Miata Club, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic - Engine Control (1 Of 3) >> DTC P0101-00: MAF Sensor Circuit Range/Performance Problem >> Related PIDs

Related PIDs

Item Definition Unit Condition/Specification
ECT Engine coolant temperature input from ECT sensor °C, °F
  • Displays ECT
ECT sensor voltage V Ignition switched ON (engine off)
  • ECT is 92°C {198°F}: Approx. 0.65 V Idle (after warm up)
  • ECT is 93°C {199°F}: Approx. 0.64 V Racing (Engine speed is 2, 000 RPM)
  • ECT is 92°C {198°F}: Approx. 0.66 V Racing (Engine speed is 4, 000 RPM)
  • ECT is 93°C {199°F}: Approx. 0.64 V
MAF Mass air flow input from MAF sensor g/Sec
  • Displays MAF
MAF sensor voltage V
  • Ignition switched ON (engine off) (MAF: 0.00 g/s {0 lb/min}): Approx. 1.69 V (ECT is 53°C {127°F})
  • Idle (after warm up) (MAF: 2.50 g/s {0.331 lb/min}): Approx. 1.89 V (ECT is 93°C {199°F})
  • Racing (engine speed is 2, 000 RPM) (MAF: 3.80 g/s {0.503 lb/min}): Approx. 2.02 V (ECT is 95°C {203°F})
MAP Manifold absolute pressure input from MAP sensor KPa {MPA}, mBar {BAR}, psi, in H20
  • Displays MAP
MAP_V MAP sensor voltage V
  • Ignition switched ON (engine off) (MAP:101 kPa {1.03 kgf/cm2 , 14.6 psi}): Approx. 4.08 V (ECT is 89°C {192°F})
  • Idle (after warm up) (MAP: 31 kPa {0.32 kgf/cm2 , 4.5 psi}): Approx. 1.25 V (ECT is 88°C {190°F})
  • Racing (engine speed is 2, 000 RPM) (MAP: 32 kPa {0.33 kgf/cm2 , 4.6 psi}): Approx. 1.31 V (ECT is 89°C {192°F})
  • Racing (engine speed is 4, 000 RPM) (MAP: 49 kPa {0.50 kgf/cm2 , 7.1 psi}): Approx. 2.03 V (ECT is 89°C {192°F})
RPM Engine speed RPM
  • Displays engine speed
TP_REL Throttle valve opening angle (relative value) with value at throttle valve fully close timing as the start point %
  • Accelerator pedal released: Approx. 12.15%
  • Accelerator pedal fully depressed: Approx. 81.96%