Kia Cadenza YG: Engine Control System / Engine Coolant Temperature Sensor (ECTS) Repair procedures

Kia Cadenza YG 2016-2021 Service Manual / Engine Control / Fuel System / Engine Control System / Engine Coolant Temperature Sensor (ECTS) Repair procedures

Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the ECTS connector.
3.
Remove the ECTS (Refer to "Removal").
4.
After immersing the thermistor of the sensor into engine coolant, measure resistance between the ECTS terminals 3 and 4.
5.
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.
Remove the air cleaner assembly.
(Refer to Engine Mechanical System - "Air Cleaner")
3.
Disconnect the engine coolant temperature sensor connector (A).
4.
Remove the spring clip (B), and then pull the sensor from the water temperature control assembly.
   
•
Note that engine coolant may be flowed out from the water temperature control assembly when removing the sensor.

5.
Supplement the engine coolant.
(Refer to Engine Mechanical System - "Coolant")
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 when installation.
1.
Install in the reverse order 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)

    Circuit Diagram

    Description Crankshaft Position Sensor (CKPS) detects the crankshaft position and is one of the most important sensors of the engine control system.

    Other information:

    Kia Cadenza YG 2016-2021 Service Manual: Description and Operation

    Description BSD is a system that uses two magnetic wave radar sensors attached on the rear bumper to measure the distance from the following vehicles and provides the sensing and (visual and auditory) alarm of any vehicle coming into the blind spot.

    Kia Cadenza YG 2016-2021 Service Manual: Blind Spot Detection Radar Calibration Description and Operation

    Description To sense the cars exactly in the next lane with the radar, the direction of the sensor and the direction of the vehicle have to align. This is BSD unit alignment. If this alignment is not performed as below illustration, the degradation of detection performance and the cause of false alarms.

    Categories

     
    Copyright © 2026 www.kcadenzavg.com - 0.0257