Kia Optima: Inspection - Water pump. Repair procedures - Cooling System - Engine Mechanical System - Kia Optima TF 2011-2020 Service ManualKia Optima: Inspection

1. Check each part for cracks, damage or wear, and replace the coolant pump assembly if necessary.
2. Check the bearing for damage, abnormal noise and sluggish rotation, and replace the coolant pump assembly if necessary.
3. Check for coolant leakage. If coolant leaks from hole, the seal is defective. Replace the coolant pump assembly.
A small amount of "weeping" from the bleed hole is normal.

Removal and Installation
1. Loosen the drain plug, and then drain the engine coolant. Remove the radiator cap to drain with speed. 2. Remove the drive belt (A) after turning the drive belt te ...

Water pump. Troubleshooting
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See also:

Use of MTBE
Kia recommends avoiding fuels containing MTBE (Methyl Tertiary Butyl Ether) over 15.0% vol. (Oxygen Content 2.7% weight) in your vehicle. Fuel containing MTBE over 15.0% vol. (Oxygen Content 2.7% w ...

Mode Control Actuator. Description and Operation
Description The mode control actuator is located at the heater unit.It adjusts position of mode door by operating mode control actuator based on signal of A/C control unit. Pressing mode select s ...

Fuel Filler Door Open Switch. Repair procedures
Inspection 1. Remove the driver door trim. (Refer to the BD group - "Front door") 2. Remove the switch assembly connector (A) from the door trim. ...

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