Hyundai Elantra: Engine Control System / Knock Sensor (KS) Repair procedures
1. |
Turn the ignition switch OFF and disconnect the battery negative (-) cable. |
2. |
Disconnect the knock sensor connector (A). |
3. |
Remove the intake manifold.
(Refer to Engine Mechanical System - "Intake Manifold") |
4. |
Remove the installation bolt (A), and then remove the sensor from the cylinder block. |
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Install the component with the specified torques. |
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Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
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1. |
Installation is reverse of removal.
Knock sensor installation bolt :
18.6 ~ 23.5 N.m (1.9 ~ 2.4 kgf.m, 13.7 ~ 17.4 lb-ft)
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Description
Heated Oxygen Sensor (HO2S) consists of zirconium and alumina
and is installed both upstream and downstream of the Catalytic
Converter. It varies in accordance with the air/fuel rat ...