Hyundai Tucson: Timing System - Installation
Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Engine Mechanical System / Timing System / Timing System - Installation
- Install the crankshaft sprocket (A).

- Place the crankshaft key at the left 180º.

- Install the oil pump chain.
(Refer to Lubrication System - "Oil Pump")
- Install the timing chain (A).

WARNING
- When installing the timing chain, be sure that the timing mark (A) of each sprocket is matched with the timing mark (B) (color link) of the timing chain.
Intake CVVT Timing Mark

Exhaust CVVT Timing Mark

Crankshaft Sprocket Timing Mark

- Confirm that the TDC marks on the intake and exhaust CVVT sprockets are aligned with the top surface of cylinder head.

- Install the timing chain guide (A).
Tightening torque : 9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

- Install the timing chain tensioner arm (A).
Tightening torque : 9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

- Install the timing chain tensioner (A).
Tightening torque : 9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

WARNING
- Install the timing chain tensioner, and then remove the pin
(A).

- Install the cam to cam guide (A).
Tightening torque : 9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

- After rotating crankshaft 2 revolutions in regular direction (clockwise viewed from front), confirm that the TDC marks on the intake and exhaust CVVT sprockets are aligned with the top surface of cylinder head

- Install the timing chain cover.
(Refer to Timing System - "Timing Chain Cover")
- Install the other parts in the reverse order of removal
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Description
The Mild Hybrid Electric Vehicle (MHEV) uses hybrid power source (Engine,
MHSG), so its fuel efficiency is relatively high
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Infotainment system
NOTICE
If you install an aftermarket HID
head lamp, your vehicle's audio and
electronic devices may not function
properly.
Prevent chemicals such as perfume,
cosmetic oil, sun cream, hand
cleaner, and air freshener from
contacting t
GPF (Gasoline Particulate Filter)
Turn the ignition switch OFF and disconnect the battery negative (-)
cable.
Remove the floor under cover front RH.
Disconnect the Exhaust Gas Temperature Sensor (EGTS) Front (A) and Rear
(B).
Remove the gasoline particulate fil
Information
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- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Owner's Manual
- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual