Kia Rio: Engine Control System / Engine Coolant Stop Solenoid Valve (ECSSV)
Specifications
Item
|
Specification
|
Coil resistance (Ω)
|
30.0 - 35.0 [20°C(68°F)]
|
Pin
|
2
|
Description and operation
Engine coolant stop solenoid valve is installed on the upper side of engine and
it is connected to engine coolant stop valve control actuator.
Engine coolant stop solenoid valve controls the coolant stop valve to stop the
coolant flow at initial engine starting.
Engine condition
|
Item
|
Operation
codition
|
Operation
|
Engine Coolant Stop
|
Engine Coolant Valve
|
Closed
|
By stopping the coolant flow, it improves the engine warm-up time
|
Block Thermostat
|
Closed
|
Solenoid Valve
|
ON
|
|
|
Normal
|
Engine Coolant Valve
|
Open
|
By stopping the coolant flow in cylinder block, it makes cylinder block
temperautre higher.
|
Block Thermostat
|
Closed
|
Solenoid Valve
|
OFF
|
|
|
"High speed / High Load"
|
Engine Coolant Valve
|
Open
|
It prevents cylinder block over heat
|
Block Thermostat
|
Open
|
Solenoid Valve
|
OFF
|
|
|
Schematic diagrams
Repair procedures
| 1. |
Turn the ignition switch OFF.
|
| 2. |
Disconnect the VIS valve connector.
|
| 3. |
Measure resistance between VIS valve terminals 1 and 2.
|
Specification : 28.3 - 31.1 Ω [20°C(68°F)]
|
|
| 1. |
Turn the ignition switch OFF and disconnect the battery negative (-)
terminal.
|
| 2. |
Disconnect the engine coolant stop solenoid valve connector.
|
| 3. |
Disconnect the vacuum hoses (A) from the valve.
|
| 4. |
Remove the engine coolant stop solenoid valve mounting bolt (B).
|
| • |
Install the component with the specified torques.
|
| • |
Note that internal damage may occur when the component is dropped.
If the component has been dropped, inspect before installing.
|
|
| 1. |
Install in the reverse order of removal.
|
Description and operation
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