Kia Optima: Inspection
Radiator Cap Testing
1. |
Remove the radiator cap, wet
its seal with engine coolant, and then install it on a pressure tester.

|
2. |
Apply a pressure of 93.16 ~ 122.58kPa
(0.95 ~ 1.25kgf/cm², 13.51 ~ 17.78psi). |
3. |
Check for a drop in pressure.
|
4. |
If the pressure drops, replace
the cap. |
Radiator Leakage Test
1. |
Wait until engine is cool, then
carefully remove the radiator cap and fill the radiator with engine coolant,
then install it on the pressure tester. |
2. |
Apply a pressure tester to the
radiator and apply a pressure of 93.16 ~ 122.58kPa (0.95 ~ 1.25kgf/cm²,
13.51 ~ 17.78psi).

|
3. |
Inspect for engine coolant leaks
and a drop in pressure. |
4. |
Remove the tester and reinstall
the radiator cap.
Check for engine oil in the coolant and/or coolant in the engine
oil. |
|
1.
Disconnect the battery terminals.
(Refer to Engine and transaxle assembly in this group)
2.
Remove the air cleaner assembly
and the intercooler inlet/outlet hoses. ...
Components
1. Water pump pulley
2. Water pump sub assembly
3. Water pump gasket
4. Water pump cover
5. Water pump cover gasket
6. O-ring
7. Water inle ...
See also:
Fuel Tank Pressure Sensor (FTPS). Description and Operation
Description
Fuel Tank Pressure Sensor (FTPS) is a component of the evaporative
emission control system. It is installed on the fuel tank near the fuel pump
assembly. It checks the evaporative s ...
Body Control Module (BCM). Specifications
Specifications
Items
Specifications
Rated voltage
DC 12V
Operating voltage
DC 9 ~ 16V
Operating temper ...
Removal
Parking Brake Pedal [Foot type]
1.
Turn ignition OFF and disconnect
the negative (-) battery cable.
2.
Remove the crash pad lower panel
and reinforcing panel. (Refer t ...