Descriptionddd |
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Battery voltage : 12.4V or above
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Engine : Running
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Ambient temperature and coolant temperature
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Ambient Temperature |
Coolant Temperature |
PTC Operation |
Below -20°C (-4°F) |
Below 75°C (167°F) |
ON |
10°C (50°F) |
Below 65°C (149°F) |
ON |
12°C (53.6°F) or above |
- |
OFF |
- |
80°C (176°F) or above |
OFF |
Kia Cee'd JD Service Manual: Variable Intake Solenoid (VIS) Valve Description and operation
Description
Variable Intake manifold Solenoid (VIS) valve is installed on the intake manifold.
The VIS valve controls the vacuum modulator which activates a valve in the intake
manifold. The ECM opens or closes this valve according to engine condition (Refer
to below table). ...
Kia Cee'd JD Service Manual: CVVT Oil Control Valve (OCV) Description and operation
Description
Continuous Variable Valve Timing (CVVT) system advances or retards the valve
timing of the intake and exhaust valve in accordance with the ECM control signal
which is calculated by the engine speed and load.
By controlling CVVT, the valve over-lap or under-lap ...