2018 HONDA CLARITY PLUG IN HYBRID radiator cap

83
Safe Driving
Safety Labels Label Locations These labels are in the locations shown. They warn you of potential hazards that can cause serious injury or death. Read these labels
carefully.
If a label comes off or becomes hard to read (except for the U. S. dashboard label which may be removed by the owner), contact a n
authorized Honda Clarity Plug-In Hybrid dealer for a replacement.Dashboard
Air Conditioner System
U.S. models
Canadian models
Radiator CapU.S. models only
Charging Lid
U.S. models Canadian models
PCU
U.S. models Canadian models
High Voltage Battery System
Coolant Reserve Tank CapSun Visor
U.S. models Canadian models Motor Coolant
Reserve Tank Cap
Actuator Lid
U.S. models Canadian models18 CLARITY PHEV CSS-31TRW6000.book 83 ページ ２０１７年８月３１日　木曜日　午後２時 ４９分

480
Maintenance Maintenance Under the Hood Maintenance Items Under the Hood Washer Fluid
(Black Cap)
12-Volt Battery Brake Fluid
(Black Cap)
Inverter Coolant
Expansion Tank
Engine Coolant
Reserve TankEngine Oil Fill Cap
Radiator Cap High Voltage
Battery System
Coolant
Expansion Tank18 CLARITY PHEV CSS-31TRW6000.book 480 ページ ２０１７年８月３１日　木曜日　午後２時４９分

489uu Maintenance Under the Hood u Engine Coolant
Maintenance
1. Make sure the engine and radiator are
cool.
2. Turn the radiator cap 1/8 turn counter-
clockwise and relieve any pressure in the
cooling system.
3. Push down and turn the radiator cap
counter-clockwise to remove it.
4. The coolant level should be up to the base
of the filler neck. Add coolant if it is low.
5. Put the radiator cap back on, and tighten it
fully.■ Radiator 1 Radiator
NOTICE
Pour the fluid slowly and ca refully so you do not spill
any. Clean up any spills immediately; they can
damage components in the engine compartment.
3
WARNING Removing the radiator cap while the
engine is hot can cause the coolant to spray
out, seriously scalding you.
Always let the engine and radiator cool
down before removing the radiator cap.Radiator Cap18 CLARITY PHEV CSS-31TRW6000.book 489 ページ ２０１７年８月３１日　木曜日　午後２時４９分

uu Overheating u How to Handle Overheating
544
Handling the Unexpected ■ Next thing to do
1. Check that the cooling fan is operating and
turn the power system off once the Stop
Driving When Safe. Engine
Temperature Too Hot message
disappears.
u If the cooling fan is not operating,
immediately turn the power system off.
2. Once the engine has cooled down, inspect
the coolant level an d check the cooling
system components for leaks.
u If the coolant level in the reserve tank is
low, add coolant until it reaches the
MAX mark.
u If there is no coolan t in the reserve tank,
check that the radiator is cool. Cover the
radiator cap with a heavy cloth and open
the cap. If necessary, add coolant up to
the base of the filler neck, and put the
cap back on.
■ Last thing to do
Once the engine has cooled sufficiently, turn the power system on.
If the Stop Driving When Safe. Engine Temperature Too Hot message does not
appear, resume driving. If it appears ag ain, contact an auth orized Honda Clarity
Plug-In Hybrid dealer for repairs. 1 The Stop Driving When Safe. Engine Temperature Too
Hot Message Appears on the Multi-Information Display
If the coolant is leaking, contact an authorized Honda
Clarity Plug-In Hybrid dealer for repairs.
Use water as an emergency/temporary measure only.
Have an authorized Honda Clarity Plug- In Hybrid
dealer flush the system wi th proper antifreeze as
soon as possible.3
WARNING Removing the radiator cap while the
engine is hot can cause the coolant to spray
out, seriously scalding you.
Always let the engine and radiator cool
down before removing the radiator cap.Reserve TankMAX
MIN18 CLARITY PHEV CSS-31TRW6000.book 544 ページ ２０１７年８月３１日　木曜日　午後２時４９分