Hyundai Equus: Engine Coolant Temperature Sensor (ECTS) Repair procedures

Second generation VI (2009–2024) / Hyundai Equus VI 2009-2024 Service Manual / Engine Control/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 2.

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 coolant temperature sensor connector (A), and then remove the engine coolant temperature sensor (B).

3.	Supplement the engine coolant (Refer to “Cooling System” in EM group).

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.

Install in the reverse order of removal.

Engine Coolant Temperature Sensor installation :

19.6 ~ 2.0 N.m (3.0 ~ 4.0 kgf.m, 14.5 ~ 28.9 lb-ft)

Engine Coolant Temperature Sensor (ECTS) Schematic Diagrams

Circuit Diagram ...

Crankshaft Position Sensor (CKPS) Description and Operation

Description Crankshaft Position Sensor (CKPS) detects the crankshaft position and is one of the most important sensors of the engine control system. If there is no CKPS signal input, the engine ...

Hyundai Equus: Engine Coolant Temperature Sensor (ECTS) Repair procedures

Engine Coolant Temperature Sensor (ECTS) Schematic Diagrams

Crankshaft Position Sensor (CKPS) Description and Operation

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