Kia Rio: Water pump: Removal and Installation - Cooling System - Engine Mechanical System - Kia Rio UB 2012-2021 Service ManualKia Rio: Water pump: Removal and Installation

Water Pump
1.
Drain engine coolant.

     
System is under high pressure when the engine is hot.
To avoid danger of releasing scalding engine coolant, remove the cap only when the engine is cool.
2.
Loosen the alternator tension adjusting bolt (A) to loosen tension.


3.
Remove the drive belt (A).


4.
Remove the water pump pulley (A).

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



     
Tighten the bolts diagonally when installing.
5.
Remove the water pump (A).

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



     
Install the water pump with a new gasket.
6.
To install, reverse the removal orders.
7.
Fill with engine coolant.
8.
Start engine and check for leaks.
9.
Recheck engine coolant level.
Water Temperature Control Assembly
1.
Drain engine coolant.
2.
Disconnect the battery negative terminal.
3.
Remove the air duct and air cleaner assembly. (Refer to Engine and transaxle assembly)
4.
Disconnect the engine coolant temperature sensor connector (A).


5.
Disconnect the radiator upper hose (A).



     
Install the radiator hoses as shown illustrations.


6.
Disconnect the heater hoses (A).



     
Install the heater hoses as shown illustrations.


7.
Remove the water temperature control assembly (B) after disconnecting the throttle body cooling hose (A).

Tightening torque :
9.8 ~ 11.7N.m (1.0 ~ 1.2kgf.m, 7.2 ~ 8.7lb-ft)


8.
Remove the intake manifold. (Refer to Intake and exhaust system)
9.
Remove the heater pipe (A).

Tightening torque
M6 bolt and nuts :
9.8 ~ 11.8N.m (1.0 ~ 1.2kgf.m, 7.2 ~ 8.7lb-ft)
M8 bolt :
18.6 ~ 23.5N.m (1.9 ~ 2.4kgf.m, 13.7 ~ 17.4lb-ft)


10.
To install, reverse the removal orders.

     
Clean the surface of the water temperature control assembly before installing.
Thermostat: Troubleshooting
Symptoms Possible Causes Remedy Coolant leakage • From the thermostat gasket Check the mounting bo ...

Water pump: Inspection
1. Check each part for cracks, damage or wear, and replace the coolant pump assembly if necessary. 2. Check the bearing for damage, abnorma ...

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