Hyundai Genesis: Engine Control System / Knock Sensor (KS) Repair procedures

Removal

[Knock Sensor #1 (Bank 1)]

1.	Turn the ignition switch OFF and disconnect the battery negative (-) cable.

2.	Disconnect the knock sensor connector (A).

3.	Remove the installation bolt (A), and then remove the sensor from the cylinder block.

[Knock Sensor #2 (Bank 2)]

1.	Turn the ignition switch OFF and disconnect the battery negative (-) cable.

2.	Disconnect the knock sensor connector (A).

3.	Drain the engine coolant. (Refer to Engine Mechanical System - “Cooling System”)

4.	Remove the radiator upper hose. (Refer to Engine Mechanical System - “Cooling System”)

5.	Remove the coolant pipe [Bank 2]. (Refer to Engine Mechanical System - “Cooling System”)

6.	Remove the oil level gauge. (Refer to Engine Mechanical System - “Cooling System”)

7.	Remove the installation bolt (A), and then remove the sensor from the cylinder block.

Installation

• Install the component with the specified torques. • Note that internal damage may occur if the component drops. In this case, use it after inspecting.

• The sensor connector must be installed parallel to the engine.

1.	To install, reverse the removal procedure. Knock sensor installation bolt: 15.7 ~ 23.5 N.m (1.6 ~ 2.4 kgf.m, 11.6 ~ 17.4 lb-ft)

Knock Sensor (KS) Schematic Diagrams

Circuit Diagram ...

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