Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Mazda >> 2017 >> MX-5 Miata Club, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic - Engine Controls (Introduction & DTCS (1 Of 5)) >> DTC P0101-00; MAF Sensor Circuit Range/Performance Problem >> Related PIDs

Related PIDs

Item (definition) Unit/Condition Definition Condition/Specification (Reference)
ECT °C, °F Engine coolant temperature input from ECT sensor No. 1
  • Displays ECT
V ECT sensor No. 1 voltage 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 g/Sec Mass air flow input from MAF sensor
  • Displays MAF
V MAF sensor voltage
  • Ignition switched ON (engine off) (MAF: 0.39 g/s {0.052 lb/min}): Approx. 0.72 V (ECT is 89 °C {192 °F})
  • Idle (after warm up) (MAF: 4.29 g/s {0.567 lb/min}): Approx. 1.15 V (ECT is 88 °C {190 °F})
  • Racing (engine speed is 2, 000 rpm) (MAF: 4.32 g/s {0.571 lb/min}): Approx. 1.15 V (ECT is 89 °C {192 °F})
  • Racing (engine speed is 4, 000 rpm) (MAF: 12.71 g/s {1.681 lb/min}): Approx. 1.66 V (ECT is 89 °C {192 °F})
MAP KPa {MPA.EN_US}, mBar {BAR.EN_US}, psi, in H20 Manifold absolute pressure input from MAP sensor
  • Displays MAP
MAP_V V MAP sensor voltage
  • Ignition switched ON (engine off) (MAP:101 kPa {1.03 kgf/cm 2 , 14.6 psi}): Approx. 4.08 V (ECT is 89 °C {192 °F})
  • Idle (after warm up) (MAP: 31 kPa {0.32 kgf/cm 2 , 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/cm 2 , 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/cm 2 , 7.1 psi}): Approx. 2.03 V (ECT is 89 °C {192 °F})
RPM RPM Engine speed
  • 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%