Toyota 2013 Rav4 Owner's Manual page 405

Tires
Replace or rotate tires in accordance with maintenance sched-
ules and treadwear.
Checking tires
1
New tread
2
Treadwear indicator
3
Worn tread
The location of treadwear indica-
tors is shown by the "TWI" or "∆"
marks, etc., molded on the sidewall
of each tire.
Check spare tire condition and
pressure if not rotated.
RAV4_OM_OM42809U_(U)
6-3. Do-it-yourself maintenance
443
6