Toyota Corolla Owners Manual: Checking tires
1 New tread
2 Treadwear indicator
3 Worn tread
The location of treadwear indicators is shown by the “TWI” or “Δ” marks, etc., molded on the sidewall of each tire.
Check spare tire condition and pressure if not rotated.
Tires
Replace or rotate tires in accordance with maintenance schedules and treadwear. ...
Tire rotation
Rotate the tires in the order shown.
To equalize tire wear and extend tire life, Toyota recommends that tire rotation
is carried out at the same interval as tire inspection.
...
Other materials:
On–vehicle inspection
1. Connect hand–held tester:
connect the hand–held tester to the dlc3.
start the engine and run it at idle.
select the active test mode on the hand–held tester.
Hint:
please refer to the hand–held tester operator’s manual for further details.
2. Inspect actuator motor ...
Pre–check
1. Srs warning light check
Turn the ignition switch to the on position and check that
the srs warning light lights up.
check that the srs warning light goes out after approx.
6 Seconds.
Hint:
when the ignition switch is at on and the srs warning
light remains on or flashes, the ...
On–vehicle inspection
1. Inspect turn signal flasher relay circuit
Disconnect the connector from the turn signal flasher
relay and inspect the connector on wire harness side as
shown in the chart.
Standard:
Connect the connector to the turn signal flasher and inspect
the wire harness side connector ...