Repair Procedures: Inspection

Turn the ignition switch OFF.
Disconnect the OTS connector.
Remove the OTS.
After immersing the thermistor of the sensor into engine coolant, measure resistance between the OTS terminals 1 and 2.

Fig 1: Measuring Resistance Between OTS Terminals 1 And 2
Courtesy of HYUNDAI MOTOR AMERICA

Check that the resistance is within the specification.

Temperature [°C (°F)]	Resistance (kΩ)
-40 (-40)	52.15
-20 (-4)	16.25
0 (32)	6.0
20 (68)	2.45
40 (104)	1.11
60 (140)	0.54
80 (176)	0.29