Hyundai Kona: Engine Control System / ETC (Electronic Throttle Control) System Repair procedures

Hyundai Kona (OS) 2018-2021 Service Manual / Engine Control / Fuel System / Engine Control System / ETC (Electronic Throttle Control) System Repair procedures

Inspection
Throttle Position Sensor (TPS)
1.
Connect the GDS on the Data Link Connector (DLC).
2.
Start the engine and measure the output voltage of TPS 1 and 2 at C.T. and W.O.T.
Specification : Refer to "Specification"
ETC Motor
1.
Turn the ignition switch OFF.
2.
Disconnect the ETC module connector.
3.
Measure resistance between the ETC module terminals 1 and 2.
4.
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.
Remove the air cleaner.
(Refer to Engine Mechanical System - "Air Cleaner")
3.
Remove the intercooler intercooler outlet hose.
(Refer to Engine Mechanical System - "Intercooler")
4.
Disconnect the ETC module connector (A), vapor hose (B), coolant hoses (D) from the ETC module, unfasten the bolts (C), and then remove the ETC module from the engine.

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.
Electronic throttle body Installation bolt :
9.8 - 11.8 N.m (1.0 - 1.2 kgf.m,7.2 - 8.7 lb-ft)
Adjustment
ETC module learning procedure
When installing new ETC module or re-installing it, ETC module learning procedure must be performed.
1.
Hold the ignition key or the start button at th IG ON position during 5 seconds.
2.
Turn ignition swich OFF and then start the engine.
  
DTC codes (P0638, P2110) might be displayed if ETC module learning procedure does not performed after replacing ETC module.
ETC (Electronic Throttle Control) System Schematic diagrams
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