Hyundai Venue (QX): ETC (Electronic Throttle control) System / Repair procedures

Hyundai Venue (QX) (2020-2026) Service Manual / Engine Control / Fuel System / Engine Control System / ETC (Electronic Throttle control) System / Repair procedures

Inspection
Throttle Position Sensor (TPS)
1.
Connect a diagnostic tool on the Data Link Connector (DLC).
2.
Start engine and check output voltages of TPS 1 and 2 at C.T and W.O.T.
[TPS 1]
Conditon
Throttle Angle (â—¦)
Output voltage
(V) [Vref =5V]
C.T
 6.3 - 14.7
 0.20 - 0.46
W.O.T
 93.45 - 101.85
 2.94 - 3.20

[TPS 2]
Conditon
Throttle Angle (â—¦)
Output voltage
(V) [Vref =5V]
C.T
 90.3 - 98.7
 2.84 - 3.10
W.O.T
 3.15 - 11.55
 0.10 - 0.36

ETC Motor
1.
Turn the ignition switch OFF.
2.
Disconnect the ETC module connector.
3.
Measure resistance between the ETC module terminals 3 and 6.
4.
Check that the resistance is within the specification.
Specification : 1.2 - 1.8Ω [20°C (68°F)]
Removal
1.
Turn ignition switch OFF and disconnect the battery negative (-) terminal.
2.
Remove the air cleaner assembly.
(Refer to Engine Mechanical System - "Air Cleaner")
3.
Disconnect the ETC module connector (A).
4.
Disconnect the coolant hoses (B) and vapor hose (C).
5.
Remove the installation bolts, and then remove the ETC module (D) from the engine.
Electronic throttle body Installation bolt :
9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

Hyundai Venue. Repair procedures
Installation
Hyundai Venue. Repair procedures   
•
Install the component with the specified torques.
•
Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
1.
Install in the reverse order of removal.
Cleaning
1.
Remove the ETC Module.
(Refer to Engine Control System - "ETC System")
2.
Keep the ETC module plate (A) as open status.

Hyundai Venue. Repair procedures
3.
Clean the pollutant in the throttle body with a soft cloth moistened by cleaning fluid.

Hyundai Venue. Repair procedures

Hyundai Venue. Repair procedures   
•
Do not spray cleaning fluid to ETC module directly and use a lint free cloth moistened by cleaning fluid.
•
Be careful not to clean the coating fluid around the shaft. If coating fluid is removed, idling control failure might occur by foreign substance inflow or excessive air leakage.
4.
After cleaning, re-install the ETC module and then perform the ETC module learning procedure.
(Refer to Engine Control System - "ETC System" - Adjustment)
Adjustment
ETC Module Learning Procedure
Be sure to perform the ETC module learning procedure when replacing or re-installing the ETC module.
1.
Wait for 1 minute with the ignition switch ON.
2.
Start the engine and hold the idle status for 15 minutes.
3.
Waif for 1 minute with the ignition switch OFF.
4.
Restart the engine, check that the idle speed is stable.
Hyundai Venue. Repair procedures   
•
If not performing the ETC module learning procedure after replacing or re-installing, MIL illumination with DTCs might occur.

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