Inspect Idler Pulley; Inspect Tension Spring - Toyota 1PZ Repair Manual

ENGINE MECHANICAL
(e) If there is noticeable wear on the belt teeth, check
timing belt cover for damage and check for correct
gasket installation. Check for foreign material on the
pulley teeth.
If necessary, replace the timing belt.
2.

INSPECT IDLER PULLEY

(a) Check the turning smoothness of the idler pulley.
If necessary, replace the idler pulley.
(b) Check that the idler pulley and the pulley bolt slide
smoothly.
If necessary, replace the idler pulley.
3.

INSPECT TENSION SPRING

(a) Measure the free length of the tension spring.
Free length: 72.7 mm (2.862 in.)
If the free length is not as specified, replace the tension
spring.
(b) Measure the tension of the tension spring at the
specified installed length.
Installed tension:
2 3 - 2 8 kg (50.7-61.7 Ib, 2 2 5 - 2 7 5 Nm)
at 90.1 mm (3.547 in.)
If the installed tension is not as specified, replace the
tension spring.
Timing Belt
EM-37