Sonata L4-2.0L (1992)
6. When the oil pump sprocket nut is removed, first remove the plug at left side of the cylinder block and insert a screwdriver to keep the left counter
balance shaft in position. Screwdriver used for this purpose should have a shaft 8 mm (0.3 in) in diameter which can he inserted more than 60 mm
(2.36 in).
7. Remove the oil pump sprocket retaining nut and remove the oil pump sprocket.
8. Loosen the right counter balance shaft sprocket mounting bolt until it can be loosened by hand.
9. Next remove tensioner "B" and remove timing belt "B."
CAUTION:
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After timing belt "B" has been removed, do not attempt loosening bolt, while holding sprocket with pliers, etc.
10. Remove the crankshaft sprocket "B" from crankshaft.
INSPECTION
Sprockets, Tensioner Pulley, and Idler Pulley
1. Check the camshaft sprocket, crankshaft sprocket, tensioner pulley, and idler pulley for abnormal wear, cracks, or damage. Replace as necessary.
2. Inspect the tensioner pulley and the idler pulley for easy and smooth pulley rotation and check for play or noise. Replace as necessary.
3. Replace if there is a grease leak.
Auto Tensioner
1. Check the auto tensioner for leaks and replace as necessary.