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

Removal
1.
Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2.
Remove the intake manifold.
(Refer to Engine Mechanical System - “Intake And Exhaust System”)
3.
Disconnect the knock sensor connector (A).
4.
Remove the installation bolt (B), and then remove the sensor from the cylinder block.

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.
1.
Install in the reverse order of removal.

Knock sensor installation bolt:
18.6 ~ 23.5 N.m (1.9 ~ 2.4 kgf.m, 13.7 ~ 17.4 lb-ft)

Knock Sensor (KS) Schematic Diagrams
Circuit Diagram (M/T) (A/T) ...

Heated Oxygen Sensor (HO2S) Description and Operation
Description Heated Oxygen Sensor (HO2S) consists of zirconium and alumina and is installed both upstream and downstream of the Manifold Catalytic Converter. The sensor output voltage varies in ...

Other information:

Hyundai Tucson (LM) 2010-2015 Owners Manual: Instrument panel fuse replacement
1. Turn the engine off. 2. Turn all other switches OFF. 3. Open the fuse panel cover. 4. Refer to the label on the inside of the fuse panel cover to locate the suspected fuse location 5. Pull the suspected fuse straight out. Use the removal tool provided in the engine compartment fus ...

Hyundai Tucson (LM) 2010-2015 Service Manual: Schematic Diagrams
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