Kia Cee'd: Engine Control System / Engine Coolant Temperature Sensor (ECTS) Repair procedures

Kia Cee'd Service Manual / Fuel System / Engine Control System / Engine Coolant Temperature Sensor (ECTS) Repair procedures

Inspection
1.
Turn the ignition switch OFF.
2.
Remove the ECTS (Refer to "Removal").
3.
After immersing the thermistor of the sensor into engine coolant, measure resistance between the ECTS terminals 1 and 3.
4.
Check that the resistance is within the specification.
Specification: Refer to “Specification”
Removal
1.
Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2.
Disconnect the engine wiring harnness.
(1)
The intake OCV (Oil control valve) connector (A) and the exhaust OCV (Oil control valve) connector (B).

(2)
The ignition coil connectors (A), the injector extension connector (B), the VIS (Variable intake system) connector (C) and the PCSV (Purge control solenoid valve) connector (D).

(3)
The FPCV (Fuel pressure control valve) connector (A), the intake CMPS (Camshaft position sensor) connector (B) and the exhaust CMPS (Camshaft position sensor) connector (C).

3.
Relax the engine wiring bracket installtion bolts (A).

4.
Disconnect the connector (A), and then remove the sensor (B).

Installation
  
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.
  
Apply the engine coolant to the O-ring.
  
Insert the sensor in the installation hole and be careful not to damage.
1.
Installation is reverse of removal.
Engine Coolant Temperature Sensor installation :
29.4 ~ 39.2 N.m (3.0 ~ 4.0 kgf.m, 21.7 ~ 28.9 lb-ft)
Engine Coolant Temperature Sensor (ECTS) Schematic diagrams
Circuit Diagram ...

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