2019 HONDA CLARITY PLUG IN HYBRID Owners Manual

543 uu Jump Starting u
Handling the Unexpected
Once your vehicle’s power system has sta rted, remove the jumper cables in the
following order:
1. Disconnect the jumper cable from your vehicle’s ground.
2. Disconnect the other end of the jump er cable from the booster battery -
terminal.
3. Disconnect the jumper cable from your vehicle’s 12-volt battery + terminal.
4. Disconnect the other end of the jump er cable from the booster battery +
terminal.
Have your vehicle inspected by a nearby service station or an authorized Honda
Clarity Plug-In Hybrid dealer.■ What to Do After the Power System Starts 1 What to Do After the Power System Starts
The indicators for the Vehicle Stability Assist ® (VSA ® )
system, VSA ® OFF, Collision Mitigation Braking
System TM
(CMBS TM
), and low tire pressure/Tire
Pressure Monitoring System (TPMS) may come on
along with a message in the driver information
interface when you turn the power system on after
reconnecting the battery.
Drive a short distance at 12 mph (20 km/h). The
indicator should go off. If it does not, have your
vehicle checked by an aut horized Honda Clarity Plug-
In Hybrid dealer.19 CLARITY PHEV-31TRW6100.book 543 ページ ２０１８年１０月２５日　木曜日　午後２時２９分

544
Handling the Unexpected Overheating How to Handle Overheating Overheating symptoms are as follows:
• The High Temperature. Power Reduced. message appears on the multi-
information display.
• The Stop Driving When Safe. Engine Temperature Too Hot message appears
on the multi-information display.
• Steam or spray comes out of the engine compartment.
The High Temperature. Power Reduced. message appears on the multi-
information display when the powe r system temperature is high.2 Driver Information Interface Warning and Information Messages P. 103
1. Immediately park the vehicle in a safe place.
u Change the gear position to ( P
, and set the parking brake. Turn off all
accessories and turn on the hazard warning lights.
2. Keep the power mode in ON, and wait until the message disappears.
u If the message does not disappear, have the vehicle inspected at an authorized
Honda Clarity Plug-In Hybrid dealer.■ The High Temperature. Power Reduced. Message Appears
on the Multi-Information Display 19 CLARITY PHEV-31TRW6100.book 544 ページ ２０１８年１０月２５日　木曜日　午後２時２９分

Continued
545uu Overheating u How to Handle Overheating
Handling the Unexpected
■ First thing to do
1. Immediately park the vehicle in a safe place.
2. Turn off all accessories and turn on the hazard warning lights.
u No steam or spray present: Keep the power system on and open the hood.
u Steam or spray is present: Turn off the power system and wait until it
subsides. Then open the hood.
■ The Stop Driving When Safe. Engine Temperature Too Hot
Message Appears on the Multi-Information Display 1 The Stop Driving When Safe. Engine Temperature Too
Hot Message Appears on the Multi-Information Display
NOTICE
Continuing to drive with the Stop Driving When
Safe. Engine Temperature Too Hot message on
the multi-information display may damage the
engine.
3
WARNING Steam and spray from an overheated
engine can seri ously scald you.
Do not open the hood if steam is coming
out.19 CLARITY PHEV-31TRW6100.book 545 ページ ２０１８年１０月２５日　木曜日　午後２時２９分

uu Overheating u How to Handle Overheating
546
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
MIN19 CLARITY PHEV-31TRW6100.book 546 ページ ２０１８年１０月２５日　木曜日　午後２時２９分

547
Handling the Unexpected
Indicator, Coming On/Blinking If the Low Oil Pressu re Warning Appears ■ Reasons for the Warning to appear
Appears when the engine oil pressure is low.
■ What to do as soon as the warning
appears
1. Immediately park the vehicle on level
ground in a safe place.
2. If necessary, turn the hazard warning lights
on.
■ What to do after parking the vehicle
1. Stop the engine and let it sit for
approximately three minutes.
2. Open the hood and ch eck the oil level.2 Oil Check P. 485
3. Start the engine and check the low oil
pressure warning.
u The warning disappears: Start driving
again.
u The warning does not disappear within
10 seconds: Immediately stop the engine
and contact an authorized Honda Clarity
Plug-In Hybrid dealer for repairs. 1 If the Low Oil Pressure Warning Appears NOTICE
Running the engine with low oil pressure can cause
serious mechanical damage almost immediately.19 CLARITY PHEV-31TRW6100.book 547 ページ ２０１８年１０月２５日　木曜日　午後２時２９分

548 uu Indicator, Coming On/Blinking u If the 12-Volt Battery Charging System Indicator Comes On
Handling the Unexpected If the 12-Volt Battery Charging System Indicator
Comes On ■ Reasons for the indicator to come on
Comes on when the 12-volt battery is not being charged.
■ What to do when the indicator comes on
Turn off the climate con trol system, rear defogger, and other electrical
systems, and immediately contact an authorized Honda Clarity Plug-In
Hybrid dealer for repairs. 1 If the 12-Volt Battery Chargi ng System Indicator Comes On
If you need to stop temporarily, do not turn off the
power system. Restarting the power system may
rapidly discharge the battery.19 CLARITY PHEV-31TRW6100.book 548 ページ ２０１８年１０月２５日　木曜日　午後２時２９分

549uu Indicator, Coming On/Blinking u If the Malfunction Indicator Lamp Comes On or Blinks
Handling the Unexpected
If the Malfunction Indica tor Lamp Comes On or
Blinks ■ Reasons for indicator lamp to come on or blink
• Comes on when there is a problem with the engine emissions control
system, or the fuel fill cap is missing, or loose.
• Blinks when engine misfiring is detected.
■ What to do when the indicator lamp comes on
Avoid high speeds and immediately ge t your vehicle inspected at an
authorized Honda Clarity Plug-In Hybrid dealer.
■ What to do when the indicator lamp blinks
Park the vehicle in a safe place with no flammable items and wait at least
10 minutes or more with the power system stopped until it cools.
■ The message appears on when:
An evaporative system leak is detected. This may be caused by the fuel fill cap being
loose or not being installed.
■ What to do when the message appears:
1. Stop the power system.
2. Check if the fuel fill cap is fully installed.
u If not, loosen the cap, and then retight en it until it clicks at least once.
3. Drive for several days of normal driving.
u The message should go off.
■ When the malfunction indicator lamp comes on
The malfunction indicator lamp comes on if the system continues to detect a leak of
gasoline vapor. If this happens, follow th e procedures described earlier to check the
fuel fill cap.■ Tighten Fuel Cap Message 1 If the Malfunction Indicato r Lamp Comes On or BlinksNOTICE
If you drive with the malf unction indicator lamp on,
the emissions control system and the engine could be
damaged.
If the malfunction indicator lamp blinks again when
restarting the engine, drive to the nearest an
authorized Honda Clarity Plug- In Hybrid dealer at 31
mph (50 km/h) or less. Have your vehicle inspected.19 CLARITY PHEV-31TRW6100.book 549 ページ ２０１８年１０月２５日　木曜日　午後２時２９分

550 uu Indicator, Coming On/Blinking u If the Brake System Indicato r (Red) Comes On or Blinks
Handling the Unexpected If the Brake System Indicator (Red) Comes On or
Blinks ■ Reasons for the indicator to come on
• The brake fluid is low.
• There is a malfunction in the brake system.
■ What to do when the indicator comes on while driving
Depress the brake pedal lightly to check pedal pressure.
• If normal, check the brake fluid level the next time you stop.
• If abnormal, take immediate action. If necessary, slow the vehicle
using the deceleration paddle selector.
■ Reason for the indicator to blink
• There is a problem with the electric parking brake system.
■ What to do when the indicator blinks
Avoid using the parking brake and ha ve your vehicle checked by an
authorized Honda Clarity Plug-I n Hybrid dealer immediately. 1 If the Brake System Indicator (Red) Comes On or Blinks
Have your vehicle re paired immediately.
It is dangerous to drive with low brake fluid. If there
is no resistance from the brake pedal, stop
immediately in a safe plac e. If necessary, downshift
the gears.
If the brake system indicator and ABS indicator come
on simultaneously, the elec tronic brake distribution
system is not working. Th is can result in vehicle
instability under sudden braking.
Have your vehicle inspected by an authorized Honda
Clarity Plug-In Hybrid dealer immediately.
If the brake system indicator (red) blinks at the same
time when the brake system indicator (amber) comes
on, the parking br ake may not work.
Avoid using the parking brak e and have your vehicle
checked by an authorized Honda Clarity Plug-In
Hybrid dealer immediately.
2 If the Brake System Indicator (Red) Comes
On or Blinks at the Same Time When the
Brake System Indicator (Amber) Comes On
P. 552U.S.
Canada19 CLARITY PHEV-31TRW6100.book 550 ページ ２０１８年１０月２５日　木曜日　午後２時２９分