Kia Optima: Inspection
1. |
Immerse the thermostat in water
and gradually heat the water.
|
2. |
Check the valve opening temperature.
Valve opening temperature:
82 ± 1.5°C (179.6 ± 2.7°F)
Full opening temperature: 95°C (203°F)
|
If the valve opening temperature is not as specified, replace the thermostat. |
3. |
Check the valve lift.
Valve lift : 8mm (0.3in.)
or more at 95°C (203°F)
|
If the valve lift is not as specified, replace the thermostat. |
Disassembly of the thermostat would have an adverse effect, causing a lowering
of cooling efficiency. Do not remove the thermostat, e ...
Troubleshooting
Symptoms
Possible Causes
Remedy
Coolant leakage
•
From the thermostat gasket
...
See also:
Toll Free Assistance
Kia’s toll-free hot line is staffed 24 hours a day, 365 days a year, and is accessible
from anywhere in the U.S. or Canada by dialing 1-800-333-4Kia. ...
Tightening Torques
Item
kgf.m
N.m
lb-ft
Positive crankcase ventilation valve installation
0.19 ~ 0.29
1.9 ~ 2.8
1.4 ~ 2.1
...
Installation
1.
Installation is the reverse of
removal.
•
When installing, apply
the ATF oil or white vasel ...