546
8-2. Steps to take in an emergency
pears and then stop the EV
system. If the message does
not disappear, call your Toy-
ota dealer.
Reservoir
“MAX” line
“MIN” line
If the fan is not operating:
Stop the EV system immedi-
ately and call your Toyota
dealer.
6 If the coolant is insufficient,
replenish with “Toyota Genu-
ine Traction Battery Coolant”.
If you don’t have “Toyota Genuine
Traction Battery Coolant”, contact
your Toyota dealer.
4 After the EV system has
cooled down, inspect the
hoses and radiator core (radi-
ator) for any leaks.
1 Remove the bolt.
2 Open the reservoir cap
Have the vehicle inspected at
the nearest your Toyota dealer.
Radiator
Cooling fan
WARNING
If a large amount of coolant leaks,
immediately contact your Toyota
dealer.
■To prevent an accident or
injury when inspecting under
the hood of your vehicle
5 The coolant level is satisfac-
tory if it is between the “MAX”
and “MIN” lines on the reser-
voir.
Observe the following precau-
tions.
Failure to do so may result in seri-
ous injury such as burns.
●If steam is seen coming from
under the hood, do not open the
hood until the steam has sub-
sided. The motor compartment
may be very hot.
Owners Manual_USA_M42C01_en
English 
