Hyundai Genesis: Cooling System / Thermostat Repair procedures
Removal of the thermostat will have an adverse effect, leading to lowered cooling efficiency.
Do not remove the thermostat, even if the engine tends to overheat. |
1. |
Disconnect the battery "-" terminal from the trunk room. |
2. |
Drain engine coolant so its level is below thermostat.
(Refer to Cooling System - "Coolant") |
3. |
Remove the water inlet pipe.
(Refer to Cooling System - "Water Temperature Control Assembly") |
4. |
Remove the coolant inlet fitting (A).
Tightening torque :
7.8 ~ 11.8 N.m (0.8 ~ 1.2 kgf.m, 5.8 ~ 8.7 lb-ft)
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5. |
Remove the thermostat (A). 
Install the thermostat with the jiggle valve facing upward. |
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6. |
To install, reverse the removal procedure. |
1. |
Immerse the thermostat in water and gradually heat the water. 
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2. |
Check the valve opening temperature.
Valve opening temperature: 88 ± 2°C (190.4±3.6°F)
Full opening temperature: 100°C (212°F)
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If the valve opening temperature is not as specified, replace the thermostat. |
3. |
Check the valve lift.
Valve lift : 10 mm (0.3937 in.) or more at 100°C (212°F)
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If the valve lift is not as specified, replace the thermostat. |
Components
1. Water temperature control Assembly2. Thermostat3. Coolant inlet fitting
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Troubleshooting
SymptomsPossible CausesRemedyCoolant leakage
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From the thermostat gasket
Check the mounting bolts
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Check the torque of the mounting bolts
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Retighten the bo ...
Other information:
Specifications
Line Pressure Control VFS
? Control type : Normal high type
Control Pressure kpa (kgf/cm?, psi)0~500.14 (0~5.1,0~72.54)Current value(mA)0~850 Internal resistance(?)4.8~5.4
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Removal
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Take care not to scratch the crash pad and related parts.
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Eject all discs before removing the AVN head unit not to damage the DVD player’s load mechanism.
1.
Disconnect the negative (-) battery terminal.
2.
Remove the crash pad side garnish ass ...