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Home >> Mazda >> 2018 >> CX-5 Touring, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Symptom Troubleshooting - Engine Control >> NO. 14 Poor Fuel Economy >> Related PIDs

Related PIDs

Item (Definition) Unit/Condition Definition Condition/Specification (Reference)
AC_REQ Off/On A/C request signal
  • A/C switch off: Off
  • A/C switch on: On
APP1 % APP sensor No. 1
  • Accelerator pedal released: Approx. 15%
  • Accelerator pedal depressed: Approx. 90.58%
V
  • Accelerator pedal released: Approx. 0.75 V
  • Accelerator pedal depressed: Approx. 4.52 V
APP2 % APP sensor No. 2
  • Accelerator pedal released: Approx. 7.45%
  • Accelerator pedal depressed: Approx. 45.49%
V
  • Accelerator pedal released: Approx. 0.38 V
  • Accelerator pedal depressed: Approx. 2.26 V
ECT °C, °F Engine coolant temperature
  • Displays ECT
V
  • ECT is 20°C {68°F}: Approx. 3.10 V
  • ECT is 40°C {104°F}: Approx. 2.16 V
  • ECT is 60°C {140°F}: Approx. 1.40 V
  • ECT is 80°C {176°F}: Approx. 0.87 V
  • ECT is 100°C {212°F}: Approx. 0.54 V
FUEL_PRES KPa {MPA}, mBar {BAR}, psi, in H20 Fuel pressure
  • Displays fuel pressure
V
  • Fuel pressure is 10 MPa {102 kgf/cm2 , 1, 450 psi}: Approx. 0.92 V
  • Fuel pressure is 4.8 MPa {49 kgf/cm2 , 696 psi}: Approx. 1.17 V
IAT °C, °F Intake air temperature (No. 1)
  • Displays IAT (No. 1)
V
  • IAT is 20°C {68°F}: Approx. 2.70 V
  • IAT is 40°C {104°F}: Approx. 1.80 V
  • IAT is 60°C {140°F}: Approx. 1.20 V
LOAD % Engine load
  • Idle (after warm up): Approx. 16.07%
  • Racing (engine speed is 2, 000 RPM): Approx. 13.33%
  • Racing (engine speed is 4, 000 RPM): Approx. 15.29%
MAF g/Sec Mass air flow
  • Displays MAF
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 KPa {MPA}, mBar {BAR}, psi, in H20 Manifold absolute pressure
  • Displays MAP
MAP_V V MAP sensor voltage
  • Ignition switched ON (engine off) (MAP:100 kPa {1.02 kgf/cm2 , 14.5 psi}): Approx. 4.04 V
  • Idle (after warm up) (MAP: 35 kPa {0.36 kgf/cm2 , 5.1 psi}): Approx. 1.40 V
  • Racing (engine speed is 2, 000 RPM) (MAP: 26 kPa {0.27 kgf/cm2 , 3.8 psi}): Approx. 1.01 V
TP_REL % Throttle position signal (relative value)
  • Accelerator pedal released: Approx. 12%
  • Accelerator pedal depressed: Approx. 82%
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