Hyundai Sonata LF 2014-2019 Service Manual: CVVT & Camshaft Repair procedures
Removal
1.
Remove the cylinder head cover.
(Refer to Cylinder Head Assembly - "Cylinder Head Cover")
2.
Turn the crankshaft damper pulley so that No. 1 piston is at top dead center.
(1)
Turn the crankshaft damper pulley and align its groove with
the timing mark on the timing chain cove ...
Hyundai Sonata LF 2014-2019 Service Manual: Idler Repair procedures
Removal and Installation
1.
Remove the drive belt.
(Refer to Timing System - "Dreve Belt")
2.
Remove the idler (A).
Tightening torque :
42.2 ~ 53.9 N.m (4.3 ~ 5.5 kgf.m, 31.1 ~ 39.8 lb-ft)
3.
Install in the reverse order of removal. ...