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:
Removal
1.
Remove the head lamp leveling
unit connector (A).
2.
Loosen the mounting bolts (3EA)
of automatic head lamp leveling unit assembly.
Tighting torq ...
Front Impact Sensor (FIS). Description and Operation
Description
The front impact sensor (FIS) is installed in the Front End Module (FEM). They are
remote sensors that detect acceleration due to a collision at its mounting location.
The primary pur ...
Seatback angle
Push the control switch forward or backward to move the seatback to the desired
angle. Release the switch once the seat reaches the desired position. ...