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13
Quick Reference Guide
Auto Engine Stop/Start
The car will select the appropriate source of power depending on the drive mode you select.
As a result, the engine will automatically start or stop as needed  to either charge the battery or provide supplemental power.
Under certain circumstances, the engine may turn on or, if it is already on, it may not turn off.
● You are going uphill or accelerating aggressively.
● The climate control system is in heavy use.
● The Ambient temperature is too hot or too cold.
● The High Voltage Battery state of charge is very low.
● The vehicle is running a system check.
System Check
When the engine initially  starts (between the time the  POWER button is turned on and turned of f), the vehicle conducts a system check.
● While the check is being conducted, the engine may periodically turn on and off. This, however, is normal.
● The curved blue line in the  POWER/CHARGE Gauge will not appear during the system check ( EV indicator may still turn on).
● Once the engine starts, it will continue to run until the system reaches operating temperature.
The curved blue line in the  POWER/CHARGE Gauge will reappear once the system check is completed.
2 POWER/CHARGE Gauge  (P122)
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38
Quick Reference Guide
Why doesn’t the curved 
blue line in the meter 
appear even when the EV 
indicator is on?The vehicle is performing a system check.
2Auto Engine Stop/Start  (P13)
Why does the beeper 
sound when I start driving?The beeper sounds when the driver and/or front passenger are 
not wearing their seat belts.
Why does a beeper sound 
when I walk away from the 
vehicle after I close the 
door?The beeper sounds if you move outside the walk away auto lock 
operating range before the door completely closes.
2Locking the doors and trunk (Walk away auto lock ®)  (P 140)
Pressing the electric 
parking brake switch does 
not release the parking 
brake. Why?Press the electric parking brake  switch with the brake pedal 
depressed.
Depressing the accelerator 
pedal does not release the 
parking brake 
automatically. Why?●Fasten the driver’s seat belt.
●Check if the transmission is in (P or (N. If so, select any other 
position.
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90
uuIndicators u
Instrument Panel
IndicatorNameOn/BlinkingExplanationMessage
READY Indicator
●Comes on when the vehicle is 
ready to drive.●May go off if the  POWER SYSTEM  or 
transmission system indicator comes on.
2 Turning on the Power  P. 378
Malfunction 
Indicator Lamp
●Comes on when you set the power 
mode to ON, and goes off either 
when the power system is on or 
after several seconds if the vehicle 
did not start. If “readiness codes” 
have not been set, it blinks five 
times before it goes off.
●Comes on if there is a problem 
with the emissions control system.
●Blinks when a misfire in the 
engine's cylinders is detected.
●Readiness codes are part of the on board 
diagnostics for the emissions control 
systems.
2 Testing of Readiness Codes  P. 573●Comes on while driving - Have your 
vehicle checked by an  authorized Honda 
Clarity Plug-In Hybrid dealer.
●Blinks while driving  - Stop in a safe 
place where there are no flammable 
objects. Stop the power system for 10 
minutes or more, and wait for the engine 
to cool down. Then, t ake the vehicle to an 
authorized Honda Clarity Plug-In Hybrid 
dealer.
2 If the Malfunction Indicator Lamp 
Comes On or Blinks P. 549
12-Volt Battery 
Charging System 
Indicator
●Comes on when you set the power 
mode to ON, and  goes off when 
the power system is on.
●Comes on when the 12-volt 
battery is not charging.
●Comes on while driving  - Turn off the 
climate control system and rear defogger 
in order to reduce electricity 
consumption.
2 If the 12-Volt Battery Charging 
System Indicator Comes On  P. 548
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92
uuIndicators u
Instrument Panel
IndicatorNameOn/BlinkingExplanationMessage
Transmission 
System Indicator
●All the gear positions may light for 
several seconds, and go off.●When all the gear positions illuminate, 
immediately stop your vehicle in a safe 
place.
●Indicators go off if there is no problem. 
However, even if they go off, take your 
vehicle to an authorized Honda Clarity 
Plug-In Hybrid dealer for inspection.
●The indicated current gear 
selection blinks if there is a 
problem with the transmission 
system.●Avoid sudden start and acceleration, and 
stop in a safe place immediately.
●Have your vehicle checked by an 
authorized Honda Clarity Plug-In Hybrid 
dealer.
●The indicated current gear 
selection or all the gear positions 
blink if you cannot select 
(P due 
to a transmission system failure.
●The engine can be activated as a 
temporary measure.
2 If the Transmission System Indicator 
Blinks along with the Warning 
Message  P. 554
●Set the parking brake when parking.●Have your vehicle checked by an 
authorized Honda Clarity Plug-In Hybrid 
dealer immediately.
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103
uuIndicators uDriver Information Interface Wa rning and Information Messages
Continued
Instrument Panel
Driver Information Interface Warning and Information Messages
The following messages appear only on the dr iver information interface. Press the   (display/information) button to see the message 
again with the system message indicator on.
MessageConditionExplanation
●Appears when the vehicle cannot be driven.●Immediately stop in a safe place.
●Appears when the washer fluid gets low.●Refill the washer fluid.
2 Refilling Window Washer Fluid  P. 495
●Appears when the scheduled maintenance is due 
soon.
●Consequently, Service Due Now  and Service Past 
Due  follow.
2Warning Message and Maintenance Minder 
Information on the Driver Information Interface  
P. 478
●Appears as soon as a problem is detected in the 
smart entry system or push button starting system.●Appears constantly  - Have your vehicle checked by an 
authorized Honda Clarity Plug-In Hybrid dealer.
Canadian models
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287
uuAudio Error Messages uAndroid/Apps
Features
Android/Apps
If an error occurs  while using the audio system or  apps, you may see the following 
error messages. If you cannot clear the e rror message, contact an authorized Honda 
Clarity Plug-In Hybrid dealer.
*1:****part is variable characters, and will  change depending upon where an error 
occurs.
Error Message*1Solution
Unfortunately, **** has 
stopped.Error has occurred within app, select  OK on the screen to close the app.
**** is not responding. 
Would you like to close it?
App is not responding.
Select  Wait if you can wait for a response from app a little longer. If it does not respond even if you keep 
waiting, select OK  to close the app and restart it. If  the error message continues, perform  Factory Data 
Reset .
2Defaulting All the Settings  P. 333
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uuBluetooth ® HandsFreeLink ®u HFL Menus
362
Features
HFL can display newly received text or e- mail messages as well as 20 of the most 
recently received messages on a linked ce ll phone. Each received message can be 
read aloud and replied to using a fixed common phrase. 1.A pop-up appears and notifies you of a new 
text or e-mail message.
2. Select  Read to listen to the message.
u The text or e-mail message is displayed. 
The system automatically starts reading 
out the message.
3. To discontinue the message read-out, select 
Stop .
■Receiving a Text/E-mail Message1Receiving a Text/E-mail Message
The system does not display any received messages 
while you are driving. You can only hear them read 
aloud.
The system can only receive massages that are sent as 
text (SMS) messages. Messages sent using data 
services will not be displayed in the list.
With some phones, you may be able to display up to 
20 most recent text  and e-mail messages.
State or local laws may limi t your use of the HFL text/
e-mail message feature. Only use the text/e-mail 
message feature when conditions allow you to do so 
safely.
When you receive a text or e-mail message for the 
first time since the phone is  paired to HFL, you are 
asked to turn the  New Message Notification  
setting to  On.
2 To turn on or off the text/e-mail message 
notice  P. 348
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uuBluetooth ® HandsFreeLink ®u HFL Menus
366
Features
■Read or Stop reading a message
1. Go to the text or e-mail message screen.
u The system automatically starts reading 
the message aloud.
2 Displaying Messages P. 364
2.Select  Stop to stop reading.
Select  Read again to start reading the 
message from the beginning.
■Reply to a message
1. Go to the text or e-mail message screen.
u The system automatically starts reading 
the message aloud.
2 Displaying Messages P. 364
2.Select  Reply.
3. Select the reply message.
u The pop-up menu appears on the screen.
4. Select  Send to send the message.
u Message sent  appears on the screen 
when the reply message was successfully 
sent.
1 Reply to a message
The available fixed reply messages are as follows:
•Talk to you later, I’m driving.•I’m on my way.
•I’m running late.
•OK•Yes
•No
You cannot add, edit, or  delete reply messages.
Only certain phones receiv e and send messages when 
paired and connected. For a list of compatible 
phones:
•U.S.: Visit automobiles.honda.com /handsfreelink/, 
or call 1-888-528-7876.
•Canada: For more info rmation on smartphone 
compatibility, call 1-855-490-7351.
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