Engine Coolant Temperature Sensor #1

WARNING: In case of removing the high pressure fuel pump, high pressure fuel pipe, delivery pipe, and injector, there may be injury caused by leakage of the high pressure fuel. So don't do any repair work right after engine stops.

Release the residual pressure in fuel line.
(Refer to " RELEASE RESIDUAL PRESSURE IN FUEL LINE ")
Remove the intake manifold.
(Refer to " Removal And Installation ")
Remove the injector foam (A).

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Remove the high fuel pipe.
(Refer to " Removal ")
Remove the delivery pipe and injector (A) by removing the bolts.
Tightening torque:

18.6-23.5 N.m (1.9-2.4 kgf.m, 13.7-17.4 lbf. ft)

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Disconnect the engine coolant temperature sensor (ECTS) #1 connector (A).

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Remove the engine coolant temperature sensor #1 (A).
Tightening torque:

9.8 -11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb.ft)

Courtesy of KIA MOTORS AMERICA, INC.

NOTE: Note that engine coolant may flow out from the water temperature control assembly when removing the sensor.