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Home >> Kia >> 2020 >> Optima EX >> Repair and Diagnosis >> External Pages >> Different car >> Section 471 (Engine Control System - 2.0L) >> Manifold Absolute Pressure Sensor (MAPS) & Intake Air Temperature Sensor (IATS) >> Repair Procedures >> Inspection >> Components Inspection >> [IATS]

Components Inspection: [IATS]

WARNING: This page is about a different car, the 2023 Kia Seltos. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn the ignition switch OFF.
  2. Disconnect the IATS connector.
  3. Measure resistance between the IATS terminals 3 and 4.
  4. Check that the resistance is within the specification.
Temperature [()] Resistance (kΩ)
°C °F
-40 -40 40.93 - 48.35
-20 -4 13.89 - 16.03
0 32 5.38 - 6.09
10 50 3.48 - 3.90
20 68 2.31 - 2.57
40 104 1.08 - 1.21
50 122 0.76 - 0.85
60 140 0.54 - 0.62
80 176 0.29 - 0.34