Hyundai Accent (HC): Engine Mechanical System / Cylinder Head Assembly

Contents:

Components and Components Location

- Components

1. Camshaft front bearing cap
2. Camshaft bearing cap
3. Exhaust camshaft
4. Exhaust CVVT assembly
5. Intake camshaft
6. Intake CVVT assembly
7. Cam carrier
8. Cylinder head
9. Swing arm
10. Hydraulic lash adjuster (HLA)
11. Cylinder head gasket
12. Retainer lock
13. Retainer
14. Valve spring
15. Valve stem seal
16. Valve spring seat
17. Valve


Cylinder Head Cover

- Components

1. Cylinder head cover
2. Cylider head cover gasket (Inner)
3. Cylider head cover gasket (Outer)


- Removal

1.Disconnect the battery negative terminal.

2.Remove the engine cover.(Refer to Engine And Transaxle Assembly - "Engine Cover")

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

4.Disconnect the brake vacuum hose (A).

5.Disconnect the breather hose A (A) and than remove the vacuum pipe mounting bolts (B).

Tightening torque : 9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

6.Remove the ignition coils. (Refer to Engine Electrical System - "Ignition Coil")

7.Remove the cylinder head cover (A).

8.Remove the cylinder head cover inner gaskets (A) and outer gasket (B).

- Installation

1.Install the cylinder head cover.

(1)Install the new inner gaskets (A) and outer gasket (B) to the cylinder head cover.

   

• Always use the new inner and outer cylinder head cover gaskets.

(2)The hardening sealant located on the upper area between timing chain cover and cam carrier should be removed before assembling cylinder head cover.

(3)Apply liquid gasket sealant to the marked area of the cam carrier and assemble within 5 minutes of application.

Width : 2 - 3 mm (0.0787 - 0.1181 in.)Specification : LOCTITE 5900H or above.

(4)Install the cylinder head cover by tightening the bolts, in several passes, in the sequence as shown.

Tightening torqueStep 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)

   

• The firing and/or blow out test should not be performed within 30 minutes of assembling the cylinder head cover.

2.Install the other parts in the reverse order of removal.

CVVT & Camshaft ➤

Cylinder Head ➤

Other information:

Hyundai Accent (HC) (2017 - 2022) Service Manual: FCA Radar

- Schematic Diagram - Terminal Function NoTerminal function 1- 2C-CAN LOW 3C-CAN HIGH 4GND 5IGN1 6- 7- 8- - Inspection FCA function ON / OFF switch was included to USM (User Setting Menu) and the state of the factory is ON.When the IGN ON, maintain ON condition by default. And does not reflect the driver settings when next IGN ON.

Hyundai Accent (HC) (2017 - 2022) Service Manual: Audio Unit

- Components [Bluetooth + Blue Link + SXM] Connector Pin Information NoConnector AConnector BConnector C 1Left rear door speaker (+)-B_CAN (HI) 2Left rear door speaker (-)Mic signal (+)C_CAN (HI)-bluelink only 3--- 4--- 5-Antenna power - 6Cameara powerIllumination (+)- 7Camera videoMM CAN (High)- 8--B_CAN (Low) 9-Alt L out (-)C_CAN (Low)-bluelink only 10AUX AudioBattery (+)- 11AUX DetectBattery (+)- 12Steearing wheel remote controllerGround- 13Left front door speaker (+)Groun

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