Inspection Of Components - Toyota 1C Repair Manual

EM-3O
ENGINE MECHANICAL - Timing Belt
EMD126
83907
13009
.,.,.
INSPECTION OF COMPONENTS
. 1. INSPECT TIMING BELT
CAUTION:
1. Do not bend , twist or tum the belt Inside out.
2. Do not allow the belt to come into contact with
oil, water or steam.
3. Do not utilize belt tension
when
installing
or
removing the set
bolt
of the camshaft
timing
pulley.
If there are defects as shown in the figures. check ttie
following points and replace the timing belt if necessary.
(al Premature severance
• Check for proper installation.
• Check the timing cover gasket for damage and
proper installation.
(bl If the belt teeth are cracked or damaged, check to
see if the camshaft. water pump or oil pump is
locked .
(cl
If there is noticeable wear or ·cracks on the ' belt
face,
check to see if 1here are nicks on one side of the idler
pulley lock.
(di If there is wear or damage on only one side of the
belt. check the belt guide and the alignment of each
pulley .