Hyundai Tucson: When not using the CVVD fixture
Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Engine Mechanical System / Cylinder Head Assembly / When not using the CVVD fixture
(3) Remove the CVVD assembly.
- Remove the Intake CVVT (A).
Installation
- Install the Intake CVVT (A).
- Install the CVVD assembly (A).
WARNING
- After installing the CVVD, check whether the swing arm is separated or is installed correctly.
- When installing the intake camshaft, spray the engine oil to
the camshaft journal installing part (A) of the
cam carrier.
The amount of application should be enough to flow down both the front and back sides when it is applied to the center.
- For installation, the timing mark (A) of the intake CVVT and
the timing chain mark (B) should be
matched.
WARNING
- During the installation, there should be no artifical rotation or movement of the guide bracket and control shaft.
- When removing the CVVD fixing jig, be sure to securely tighten the M6 bolts.
- If CVVD fixing jig is available, be sure to work by using it.
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When Using the CVVD fixture
When installing the CVVD assembly mounting bolts (M6), tighten sequence
shown.
Tightening torque :
1ST
4.9 - 6.9 N.m (0.5 - 0.7 kgf.m, 3.6 - 5.1 lb-ft)
2nd
9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)
Remove the CVVD fixture
Intake/Exhaust CVVT Timing Mark
Intake CVVT Timing Mark
Exhaust CVVT Timing Mark
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)
Install the intake variable force solenoid (VFS) valve (A).
Tightenin
Cylinder Head
Inspect for flatness.
Using a precision straight edge and feeler gauge, measure the contacting
surface of the cylinder block and the
manifolds for warpage
Flatness of cylinder head gasket surface:
Less than 0.05 mm (0.0020 in.) fo
SEE MORE:
Additional seat belt safety
precautions
Seat belt use during pregnancy
The seat belt should always be used
during pregnancy. The best way to
protect your unborn child is to protect
yourself by always wearing the seat belt.
Pregnant women should always wear
a lap-shoulder seat belt.
IMT System Actuator- Inspection
IMT system clutch tube and line
Remove the air cleaner assembly and the air duct.
(Refer to Engine Mechanical System - "Air Cleaner")
Check conditions (disassembled, damaged) of the clutch tube (A) and
check leakages of the co
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- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual
