Kia Niro: Engine Control System / Knock Sensor (KS) Repair procedures

Kia Niro 2017 (DE HEV) Service Manual / Engine Control/Fuel System / Engine Control System / Knock Sensor (KS) Repair procedures

Removal

1.	Switch "OFF" the ignition and disconnect the negative (-) battery terminal.

2.	Remove the intake manifold. (Refer to Engine Mechanical System - “Intanke Manifold”)

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

Knock sensor mounting bolt:

18.6 - 23.5 N·m (1.9 - 2.4 kgf·m, 13.7 - 17.4 lb·ft)

Installation

•	Install the component to the specified torque.

•	Note that internal damage may occur when the component is dropped. If the component has been dropped, inspect before installing.

1.	Install in the reverse order of removal.

Knock Sensor (KS) Schematic diagrams

Circuit Diagram Harness Connector ...

Heated Oxygen Sensor (HO2S) Specifications

Specification HO2S [Bank 1/Sensor 1] (Linear) Item Specification Heater Resistance (Ω) 2.5 - 4.0 [20°C(68°F)] HO ...

Other information:

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Kia Niro 2017 (DE HEV) Service Manual: Knock Sensor (KS) Description and operation
Description Knocking is a phenomenon characterized by undesirable vibration and noise that can cause engine damage. Knock Sensor (KS) is installed on the cylinder block and senses engine knocking. When knocking occurs, the vibration from the cylinder block is applied as pressure ...