Fuel System
Engine Coolant Temperature Sensor (ECTS) Repair Procedures
In this manual: Fuel System
8steps
~48min
3/5difficulty
Done 0 of 8
Inspection
- Turn the ignition off.
- Remove the ECTS (Refer to Removal).
- After immersing the sensor thermistor in engine coolant, measure the resistance between ECTS terminals 1 and 3.
- Make sure the resistance is within specification.
Specification: Refer to "Specifications"
Removal
- Turn the ignition OFF and disconnect the negative (-) battery cable.
- Disconnect the engine wiring harness.
- OCV (Oil Control Valve) intake connector (A) and OCV (Oil Control Valve) exhaust connector (B).

- Ignition coil connector (A), injector extension connector (B), VIS (Variable Intake System) connector (C) and PCSV (Purge Control Solenoid Valve) connector (D).

- FPCV (Fuel Pressure Control Valve) connector (A), intake CMPS (Camshaft Position Sensor) connector (B) and exhaust CMPS (Camshaft Position Sensor) connector (C).

- OCV (Oil Control Valve) intake connector (A) and OCV (Oil Control Valve) exhaust connector (B).
- Loosen the engine wiring harness bracket mounting bolts (A).


- Disconnect the connector (A) and remove the sensor (B).

Installation
- Installation is the reverse of removal. Engine coolant temperature sensor: 29.4 ~ 39 N·m
Test yourself
A quick Kia Cee'd quiz: every answer comes with an explanation and a link to the manual page.
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