Hyundai Genesis (DH): Cylinder Head Assembly / Camshaft Repair procedures

Hyundai Genesis (DH) 2013-2016 Service Manual / Engine Mechanical System / Cylinder Head Assembly / Camshaft Repair procedures

Removal
LH Intake and Exhaust camshaft
1.
Remove the timing chain.
(Refer to Timing System - "Timing Chain")
2.
Remove the fuel pump bracket (A).

3.
Remove the LH exhaust camshaft oil control valve (OCV) (A).

4.
Remove the LH camshaft bearing cap (A) and thrust bearing cap (B).

5.
Remove the LH camshaft assembly (A).

RH Intake and Exhaust camshaft
1.
Remove the timing chain.
(Refer to Timing System - "Timing Chain")
2.
Remove the RH exhaust camshaft oil control valve (OCV) (A).

3.
Remove the RH camshaft bearing cap (A) and thrust bearing cap (B).

4.
Remove the RH camshaft assembly (A).

Inspection
1.
Inspect cam lobes.
Using a micrometer, measure the cam lobe height.
Cam height
[Standard value]
Intake : 47.2 mm (1.8582 in.)
Exhaust : 45.8 mm (1.8031 in.)

If the cam lobe height is less than standard, replace the camshaft.
2.
Check the surface of the camshaft journal for wear.
If the journal is worn excessively, replace the camshaft.
3.
Inspect the camshaft journal clearance.
(1)
Clean the bearing caps and camshaft journals.
(2)
Place the camshafts on the cylinder head.
(3)
Lay a strip of plastigage across each of the camshaft journals.

(4)
Install the bearing cap (A) and thrust bearing cap (B) with specified torque.
Tightening torque :
1st step : 5.8 N.m (0.6 kgf.m, 4.3 lb-ft)
2nd step :
9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)

   
Do not turn the camshaft.

    Components 1. RH Exhaust camshaft2. RH Intake camshaft3. LH Intake camshaft4. LH Exhaust camshaft

    Components 1. RH intake camshaft OCV2. Camshaft thrust bearing cap 3. Camshaft bearing cap 4. RH exhaust camshaft5. RH intake camshaft6. RH exhaust camshaft CVVT assembly7.

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