Hyundai i-30: Cylinder Head Assembly / Cylinder Head Cover

Hyundai i30 (PD) 2018-2024 Service Manual / Engine Mechanical System / Cylinder Head Assembly / Cylinder Head Cover

Components and components location
Components

1. Cylinder head cover
2. Engine oil cap
3. Cylider head cover gasket
4. Camshaft position sensor
5. Cylider head cover oil seal
6. High pressure fuel pump gasket

Repair procedures
Removal
  
Use fender covers to avoid damaging painted surfaces.
To avoid damage, unplug the wiring connectors carefully while holding the connector portion.
  
Mark all wiring and hoses to avoid misconnection.
Turn the crankshaft pulley so that the No.1 piston is at top dead center.
1.
Disconnect the battery negative terminal.
2.
Remove the engine cover.
(Refer to Engine and Transaxle Assembly - "Engine Cover")
3.
Disconnect the reservoir tank water hose (A).

4.
Disconnect the wiring connectors and harness clamps and remove the connector brackets around the cylinder head cover.

5.
Remove the air duct and air cleaner assembly.
(Refer to Intake and Exhasut System - "Air Cleaner")
6.
Remove the high pressure fuel pump.
(Refer to Engine Control/Fuel System - "High Pressure Fuel Pump")
7.
Remove the ignition coils.
(Refer to Engine Electrical System - "Ignition Coil")
8.
Remove the CVVD acuator.
9.
Remove the turbocharger water pipe (A).
Tightening torque :
9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

10.
Remove the cylinder head cover (A).

Installation
1.
Install the cylinder head cover (A).
(1)
Install new cylinder head cover gasket on the cylinder head cover.
(2)
The hardening sealant located on the upper area between timing chain cover and cylinder head should be removed before assembling cylinder head cover.
(3)
After applying sealant (MS721-40AA), it should be assembled within 5 minutes.
Bead width : 4.0 - 5.0 mm (0.15 - 0.19 in.)

(4)
Install the cylinder head cover bolts as following method with two steps.
Tightening torque
Step 1 : 3.9 - 5.9 N.m (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb-ft)
Step 2 : 7.8 - 9.8 N.m (0.8 - 1.0 kgf.m, 5.8 - 7.2 lb-ft)

  
Do not reuse cylinder head cover gasket.
Before installing the cylinder head cover, make sure the cylinder head cover gasket is not separated from the cylinder head cover gasket groove.
The engine running or pressure test should not be performed within 30 minutes after the cylinder head cover was assembled.
2.
Install the other parts in the reverse order of removal.

    Components and components location

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    CVVT & Camshaft

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    Other information:

    Hyundai i30 (PD) 2018-2024 Service Manual: Troubleshooting


    Troubleshooting Symptom Possible cause Remedy Hard steering Improper front wheel alignment Excessive turning resistance of lower arm ball joint Low tire pressure No power assist Correct Replace Adjust Repair and replace Poor return of steering wheel to center Improper front wheel alignment Correct Poor or rough ride Improper front wheel alignment Malfunctioning shock absorber Broken or worn stabilizer Broken or worn coil spring Worn lower arm bushing Correct Repair or replace Replace Replace Replace the lower arm assembly Abnormal tire wear Improper front wheel alignment Improper tire pressure Malfunctioning shock absorber Correct Adjust or replace Replace Wandering Improper front wheel alignment Poor turning resistance of lower arm ball joint Loose or worn lower arm bushing Correct Repair Retighten or replace Vehicle pulls to one side Improper front wheel alignment Excessive turning resistance of lower arm ball joint Broken or worn coil spring Bent lower arm Correct Replace Replace Repair Steering wheel shimmy Improper front wheel alignment Poor turning resistance of lower arm ball joint Broken or worn stabilizer Worn lower arm bushing Malfunctioning shock absorber Broken or worn coil spring Correct Replace Replace Replace Replace Replace Bottoming Broken or worn coil spring Malfunctioning shock absorber Replace Replace Wheel /tire noise, vibration and harshness concerns are directly related to vehicle speed and are not generally affected by acceleration, coasting or decelerating...

    Hyundai i30 (PD) 2018-2024 Service Manual: Dynamic Damper


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    Categories

    Bonnet

    Opening the bonnet

    Hyundai i30. Bonnet

    1. Park the vehicle and set the parking brake.

    2. Pull the release lever to unlatch the bonnet. The bonnet should pop open slightly.

    Hyundai i30. Bonnet

    read more


     
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