LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2021 >> K5 GT >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 2.5L >> Engine Coolant temperature sensor (ECTS) >> Repair Procedures >> Inspection >> Inspection Component
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Inspection Component

  1. Remove the Engine Coolant Temperature Sensor (ECTS).

    (Refer to " REMOVAL  ") 

  2. After immersing the thermistor of the sensor into engine coolant, measure resistance between ECTS signal terminal and ground terminal.
  3. Compare the measured resistance with the specification to below.
    Temperature Resistance (kΩ)
    °C °F
    -40 -40 41.74 - 54.54
    -30 -22 23.54 - 29.94
    -20 -4 14.13 - 16.83
    -10 14 8.39 - 10.22
    0 32 5.28 - 6.29
    10 50 3.42 - 4.00
    20 68 2.31 - 2.59
    30 86 1.55 - 1.86
    40 104 1.08 - 1.21
    50 122 0.77 - 0.85
    60 140 0.56 - 0.61
    70 158 0.41 - 0.44
    80 176 0.31 - 0.33
    90 194 0.23 - 0.25
    100 212 0.18 - 0.19
    110 230 0.145 - 0.149
    120 248 0.113 - 0.118
    130 266 0.090 - 0.095
    140 284 0.073 - 0.077
    150 302 0.059 - 0.063