Belt tension measurement

Measure the belt tension using a mechanical tension gauge or a sonic tension meter.

Tension

New Belt:

980.7 - 1078.7 N (100.0 - 110.0 kgf, 220.5 - 242.5 lbf)

Used Belt:

706.1 - 804.1 N (72.0 - 82.0 kgf, 158.7 - 180.8 lbf)

NOTE:

If the engine has run for 5 minutes or more, the belt tension must be adjusted as a used belt.
When installing the V - ribbed belt, all grooves on the pulley should be covered with belt ribs.
A loose belt causes slip noise.
Too tight belt cause bearing of alternator and water pump to damage.