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Home >> Mazda >> 2020 >> CX-30 Base, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (VIN L) >> Intake Air Temperature (IAT) Sensor Inspection >> IAT Sensor No. 2 >> Resistance inspection
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Resistance inspection

  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION (US) .)
  2. Remove the MAP sensor/IAT sensor No. 2. (See MASS AIR FLOW (MAF) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR NO. 1 REMOVAL/INSTALLATION .)
  3. Measure the resistance between MAP sensor/IAT sensor No. 2 terminals A and B.
G13175457Courtesy of MAZDA MOTORS CORP.
RESISTANCE SPECIFICATION

IAT (°C {°F}) Resistance (Kilohms)
0 {32} Approx. 5.9
20 {68} 2.375-2.625
80 {176} Approx. 0.323
130 {266} Approx. 0.0893
G13175458Courtesy of MAZDA MOTORS CORP.