Sonata L4-2.4L (1990)
(1) Hardened back surface rubber back surface glossy. Non-elastic and so hard that even if a finger nail is forced into it, no mark is produced.
(2) Cracked back surface rubber.
(3) Cracked or peeled canvas.
(4) Cracked tooth bottom.
(5) Side of belt cracked.
(6) Side of belt badly worn.
NOTE: A normal belt should have clear-cut sides as if cut with a sharp knife.
(7) Badly worn teeth.
Initial stage: Canvas on load side tooth flank worn (fluffy canvas fibers, rubber gone and color changed to white and unclear canvas texture).
Last stage: Canvas on load side tooth flank worn down and rubber exposed (tooth width reduced).
(8) Missing tooth
TIMING BELT INSTALLATION