Toyota 2014 Sienna Manual page 691

STEP 3
Turn the engine switch to the "ON" position (vehicles without a
smart key system) or "ENGINE START STOP" switch to IGNI-
TION ON mode (vehicles with a smart key system).
STEP 4
STEP 5
Vehicles without a smart key system: Wait for a few minutes
with the engine switch in the "ON" position and then turn the
engine switch to the "ACC" or "LOCK" position.
Vehicles with a smart key system: Wait for a few minutes with
the "ENGINE START STOP" switch in IGNITION ON mode
and then turn the "ENGINE START STOP" switch off.
SIENNA_OM_OM45483U_(U)
4-3. Do-it-yourself maintenance
Press and hold the tire pressure
warning reset switch until the tire
pressure warning light blinks
slowly 3 times.
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