2021 HONDA ACCORD SEDAN engine

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uuIndicators uDriver Information Interface Wa rning and Information Messages
Instrument Panel
MessageConditionExplanation
●Appears if the remote battery is too weak to start the
engine or the key is not within operating range to
start the engine.
The beeper sounds six times.●Bring the back of the remote into contact with the
ENGINE START/STOP button.
2If the Remote Battery is Weak P. 606
●Appears when the starter system has a problem.●As a temporary measure, press and hold the ENGINE
START/STOP button for up to 15 seconds while
pressing the brake pedal, manually start the engine.
Have your vehicle checked by a dealer.
●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 a
dealer.
U.S.
Canada
* Not available on all models

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Continued
Instrument Panel
MessageConditionExplanation
•Appears if you press the ENGINE START/STOP
button while the vehicle is moving.
2 Emergency Engine Stop P. 607
•Appears if the vehicle is being driven in a manner
consistent with drowsy or inattentive driving.
2 Driver Attention Monitor P. 154
•Appears when you set the power mode to VEHICLE
OFF, if the rear doors were opened shortly before or
after the vehicle was powered on.●Check the rear seat for passengers or items before
exiting the vehicle.
2 Rear Seat Reminder P. 217

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uuIndicators uDriver Information Interface Wa rning and Information Messages
Instrument Panel
MessageConditionExplanation
•Appears when the temperature of the transmission
is starting to get too hot.
• The performance of the vehicle may be reduced.•Until the message disappears, reduce your speed and
allow the system to cool down.
•Appears when you attempt to change to another
shift position with the transmission in
(P and the
engine OFF.
• To select another shift position while in (P, the engine
must be ON.
• Appears when you set the power mode to OFF while
driving.•Immediately stop in a safe place, set the parking brake,
then restart the engine. If the message disappears,
continue driving.
Automatic transmission models

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Continued
Instrument Panel
MessageConditionExplanation
•Appears if the vehicle is st opped and the driver’s seat
belt is unfastened, as there is a possibility that the
vehicle may roll.• When the vehicle is idling or when you are parking or
exiting the vehicle, put the transmission into
(P before
releasing the brake pedal.
2 Shift Operation P. 423
•Appears when you put the transmission into (N,
then release the
(N button.
2 If you want to keep the transmission in (N
position [car wash mode] P. 425
•Appears when car wash mode is not available due to
the transmission being too hot.•When the transmission is too hot, car wash mode may
not be available. Let the engine idle until the
transmission has cooled down.
2 If you want to keep the transmission in (N
position [car wash mode] P. 425
Automatic transmission models

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Continued
Instrument Panel
MessageConditionExplanation
•Appears when you depress the accelerator pedal
while the transmission is in
(N.
•Remove your foot off the accelerator pedal. When
driving, depress the brake pedal and operate the shift
position.
●Appears when you repeatedly change the shift
position between
(P and other positions in short
period.
●Take some time before changing the shift position.
• Appears when you try to take the transmission out
of
(P immediately after you start engine.
•Try to take the transmission out of (P again.
• Appears when you press the (P button but it is not
engaged due to low ATF temperature.• Depress the brake pedal until this message disappear.
• Appears when you press and hold (N button for
more than two seconds.• Disappears when you set the shift position to a shift
other than
(N.
2 If you want to keep the transmission in (N
position [car wash mode] P. 425
Automatic transmission models

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uuIndicators uDriver Information Interface Wa rning and Information Messages
Instrument Panel
MessageConditionExplanation
•Appears if you press the ENGINE START/STOP
button to turn the engine off without the shift lever
in
(P.
●Move the shift lever to (P. The power mode changes to
VEHICLE OFF.
●Move the shift lever to (P, then press the ENGINE
START/STOP button twice.
●Appears when the engine stops without the
transmission in
(P, and does not restart
automatically.
●Appears if you open the hood while Auto Idle Stop
activated.
●If you want to set the power mode to ON, put the
transmission into
(P.●If you want to start the engine, follow the normal
procedure.
2 Starting the Engine P. 414
●Appears when the engine does not restart
automatically due to the following reasons:
-The hood is open.
- There is a problem in the system that disables Auto
Idle Stop.●Follow the normal procedure to start the engine.
2 Starting the Engine P. 414
●Appears when you turn the Auto Idle Stop system
on.
2Auto Idle Stop System ON/OFF P. 438
Continuously variable transmission models
U.S. models
Canadian models

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Continued
Instrument Panel
MessageConditionExplanation
●Appears when Auto Idle Stop does not activate for
some reason.
●Appears when the engine restarts automatically.●Appears when the battery temperature is around
41°F (5°C) or lower.
2 Auto Idle Stop Activates When: P. 439
●Appears when Auto Idle Stop does not activate
because the climate control system is in use, and the
difference between the set temperature and actual
interior temperature becomes significant.
●Appears when Auto Idle Stop does not activate
because the engine coolant temperature is too low
or high.
●Appears when Auto Idle Stop does not activate
because the battery charge level is low.
●Appears when the battery is low performance.
Continuously variable transmission models

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uuIndicators uDriver Information Interface Wa rning and Information Messages
Instrument Panel
MessageConditionExplanation
●Appears when Auto Idle Stop does not activate
because the pressure to the brake pedal is not
enough.●Depress the brake pedal firmly.
2 Auto Idle Stop* P. 437
●Appears when the system is under the following
conditions while Auto Idle Stop activates:
-The climate control system is in use, and the
difference between the set temperature and actual
interior temperature becomes significant.
- The humidity in the interior is high.
- The battery charge level is low.●The engine restarts automatically in a few seconds.
2 Auto Idle Stop* P. 437
2 The Engine Automatically Restarts When: P. 441
●Appears when the hood is opened.●Close the hood.
Continuously variable transmission models
* Not available on all models