Toyota 2014 Sienna Manual page 680

4-3. Do-it-yourself maintenance
Radiator and condenser
Check the radiator and condenser and clear away any foreign
objects.
If either of the above parts is extremely dirty or you are not sure of
their condition, have your vehicle inspected by your Toyota dealer.
CAUTION
■
When the engine is hot
Do not touch the radiator or condenser as they may be hot and cause seri-
ous injuries, such as burns.
■
When the electric cooling fan is operating
Do not touch the engine compartment.
Vehicles without a smart key system: With the engine switch in the "ON"
position, the electric cooling fans may automatically start to run if the air con-
ditioning is on and/or the coolant temperature is high. Be sure the engine
switch is in the "LOCK" position when working near the electric cooling fan or
radiator grille.
Vehicles with a smart key system: With the "ENGINE START STOP" switch
in IGNITION ON mode, the electric cooling fans may automatically start to
run if the air conditioning is on and/or the coolant temperature is high. Be
sure the "ENGINE START STOP" switch is OFF when working near the elec-
tric cooling fans or radiator grille.
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