fuel HONDA ACCORD SEDAN 2021 Owner's Manual (in English)

Contents
This owner’s manual should be considered a permanent part of the
vehicle and should remain with the vehicle when it is sold.
This owner’s manual covers all models of your vehicle. You may find
descriptions of equipment and features that are not on your
particular model.
Images throughout this owner’s manual (including the front cover)
represent features and equipment that are available on some, but
not all, models. Your particular mo del may not have some of these
features.
This owner’s manual is for vehicles sold in the United States and
Canada.
The information and specifications in cluded in this publication were
in effect at the time of approval for printing. Honda Motor Co., Ltd.
reserves the right, however, to discontinue or change specifications
or design at any time without notice and without incurring any
obligation.2 Safe Driving P. 33
For Safe Driving P. 34 Seat Belts P. 38 Airbags P. 46
2Instrument Panel P. 81
Indicators P. 82 Gauges and Displays P. 139
2Controls P. 165
Clock P. 166 Locking and Unlocking the Doors P. 167
Moonroof* P. 190
Seats P. 212
2 Features P. 245
Audio System P. 246 Audio System Basic Operation P. 253
Customized Features P. 352 HomeLink ® Universal Transceiver* P. 372
2 Driving P. 403
Before Driving P. 404 Towing a Trailer P. 409
Multi-View Rear Camera P. 531 Refueling P. 533
2Maintenance P. 539
Before Performing Maintenance P. 540 Maintenance MinderTM P. 543
Checking and Maintaining Wiper Blades P. 574
Climate Control System Maintenance P. 589
2Handling the Unexpected P. 597
Tools P. 598 If a Tire Goes Flat P. 599
Overheating P. 613 Indicator, Coming On/Blinking P. 615
If You Cannot Open the Trunk P. 630
2Information P. 633
Specifications P. 634 Identification Numbers P. 638
Emissions Testing P. 641 Warranty Coverages P. 643

Contents
Child Safety P. 64Exhaust Gas Hazard P. 78Safety Labels P. 79
Opening and Closing the Trunk P. 181 Security System P. 184 Windows P. 187
Operating the Switches Around the Steering Wheel P. 191 Mirrors P. 210
Interior Convenience Items P. 223 Climate Control System P. 240
Audio Error Messages P. 328General Information on the Audio System P. 330
Bluetooth ® HandsFreeLink ® P. 375 Refuel Recommend P. 401
When Driving P. 414 Honda Sensing ® P. 455 Braking P. 510 Parki ng Your Vehicle P. 520
Fuel Economy and CO
2 Emissions P. 536 Turbo Engine Vehicle P. 537
Maintenance Under the Hood P. 550 Replacing Light Bulbs P. 566
Checking and Maintaining Tires P. 577 Battery P. 586 Remote Transmitter Care P. 588
Cleaning P. 590 Accessories and Modifications P. 595
Engine Does Not Start P. 605 If the Battery Is Dead P. 608 Shift Lever Does Not Move P. 611
Fuses P. 622 Emergency Towing P. 628 If You Cannot Unlock the Fuel Fill Door P. 629
Refueling P. 632
Devices that Emit Radio Waves P. 639 Reporting Safety Defects P. 640
Authorized Manuals P. 646 Customer Service Information P. 647
Quick Reference GuideP. 6
Safe DrivingP. 33
Instrument PanelP. 81
ControlsP. 165
FeaturesP. 245
DrivingP. 403
MaintenanceP. 539
Handling the UnexpectedP. 597
InformationP. 633
IndexP. 648

Visual Index
10
Quick Reference Guide❚Maintenance Under the Hood (P 550)
❚Windshield Wipers (P 202, 574)
❚Door Lock/Unlock Control (P 170)
❚Power Door Mirrors (P 211)
❚Headlights (P 566)
❚High-Mount Brake Light (P 573)
❚Emergency Trunk Opener (P 183)
❚Opening/Closing the Trunk (P 181)
❚Parking/Daytime Running Lights (P 198, 568)
❚Front Turn Signal Lights/Front Side Marker Lights
(P 194, 568)
❚Fog Lights* (P 197, 568)
❚Trunk Release Button* (P 182)
❚Brake Lights (P 569)
❚Rear Turn Signal Lights (P 569)
❚Back-Up Lights (P 571)
❚How to Refuel (P 534)
❚Tires (P 577, 599)
❚Brake Lights* (P 571)
❚Taillights (P 571)
❚Multi-View Rear Camera (P 531)
❚Rear License Plate Light (P 573)
❚Taillights (P 569)
❚Rear Side Marker Lights (P 569)

11
Quick Reference Guide
Auto Idle Stop Function*
To improve fuel economy, the engine stops and then restarts as detailed below. When Auto Idle Stop is on, the Auto Idle Stop in dicator
(green) comes on. (P437)
At Continuously variable transmissionEngine status
Deceleration
Stop
Start-up
Stop the vehicle and depress the brake pedal.
Automatic Brake Hold Off Automatic Brake Hold On
On
Keep the brake pedal depressed. With the automatic brake hold system
activated, you can release the brake pedal
when the indicator comes on.
Canada
U.S.
Off
Release the brake pedal. With the automatic brake hold system
activated, depress the accelerator pedal.
Restarting
*
Not available on all models

12
Quick Reference Guide
Eco Assist® System (P 436)
Ambient Meter●With SPORT mode* off, the color of the ambient
meter changes to green to indicate that the
vehicle is being driven in a fuel efficient manner.
ECON Button (P 436)
Helps maximize fuel economy.
ECON Mode Indicator (P 100)
Comes on when the ECON button is pressed.
The message is displayed for a few seconds when
the ECON
button is pressed. Ambient Meter
*2
*1
*3
*4
*1 : Models without the adaptive damper system
*2 : Models with the adaptive damper system
*3 : Models without SPORT mode
*4 : Models with SPORT mode

14
Quick Reference Guide
Instrument Panel (P 81)
Indicators (P 82)/Driver Information Interface (P 140)/Gauges (P 139)/
Head-Up Display
* (P 159)
Speedometer
Fuel Gauge
Driver Information Interface
Temperature Gauge
Tachometer Head-Up Display
*
Immobilizer System Indicator/
Security System Alarm Indicator
Shift Position Indicator/
Transmission System Indicator
Turbo Meter*
M (sequential mode*/7-speed manual shift
mode*) Indicator*/Gear Selection Indicator*

25
Quick Reference Guide
VSA® On and Off (P 444)
●The Vehicle Stability AssistTM (VSA ®)
system helps stabilize the vehicle during
cornering, and helps maintain traction
while accelerating on loose or slippery
road surfaces.
●VSA ® comes on automatically every time
you start the engine.
●To partially disable or fully restore VSA ®
function, press and ho ld the button until
you hear a beep.
CMBSTM On and Off
(P 461)
●When a possible frontal collision is likely
unavoidable, the CMBSTM can help you to
reduce the vehicle speed and the severity
of the collision.
●The CMBSTM is turned on every time you
start the engine.
●To turn the CMBSTM on or off, use the
safety support switch.
Tire Pressure Monitoring
System (TPMS)
(P 446)
●Detects a change in tire conditions and
overall dimensions due to decrease in tire
pressures.
●The TPMS is turned on automatically
every time you start the engine.
●A calibration procedure must be
performed when certain conditions arise.
Refueling (P 533)
Fuel recommendation: Unlead ed gasoline, pump octane number 87 or higher
Fuel tank capacity: 14.8 US gal (56 L)
aUnlock the driver’s
door.
bPress the area indicated
by the arrow to release
the fuel fill door. You
will hear a click.
cAfter filling, wait about
five seconds before
removing the filler
nozzle.Wait for five seconds
* Not available on all models

82
Instrument Panel
Indicators
ECON Mode Indicator
M
(sequential mode
*/
7-speed manual shift
mode
*) Indicator*/
Gear Selection
Indicator
*
P. 88
Parking Brake and
Brake System
Indicator (Red)
Parking Brake and
Brake System
Indicator (Amber)
U.S.
Canada
U.S.
Canada Automatic Brake
Hold System Indicator
Automatic Brake Hold
IndicatorU.S.
Canada
*1 : When you set the power mode to ON, these indicators come on to indicate that system checks are being performed. They go off a few seconds later or after the engine
has started. If an indicator does not come on or turn off, ther e may be a malfunction in the corresponding system. To resolve the issue, follow the instructions in the
owner's manual.
P. 83*1
Malfunction Indicator
Lamp
Charging System
Indicator
Anti-lock Brake System
(ABS) Indicator
Seat Belt Reminder
Indicator
Low Fuel Indicator
Vehicle Stability AssistTM (VSA®) System Indicator
Vehicle Stability Assist
TM (VSA®) OFF Indicator
Supplemental Restraint
System Indicator
Auto High-Beam
Indicator
Low Tire Pressure/TPMS
Indicator
Electric Power Steering
(EPS) System Indicator
Turn Signal and Hazard
Warning Indicators
Lights On Indicator High Beam Indicator
Fog Light Indicator*
System Message Indicator Auto Idle Stop Indicator
(Green)
*
Lane Keeping Assist
System (LKAS) Indicator
(Amber)
Safety Support Indicator
(Amber)
Safety Support Indicator
(Green/Gray)
P. 84
P.86
P.86
P.87
P.88
*1
*1 *1 *1
P.
96*1
*1
Shift Position IndicatorP. 88
Transmission System
Indi
catorP.89, 91
P.92
P.93
P.93
P.93
P.94
P.94
*1
*1
*1
*1
P. 95
*1P.95
P.97
P.102
*1
P.97
P.97
P.97 Security System Alarm
Indi

cator P.99
P.99
P. 104
P.105
P.108
*1
Auto Idle Stop System
Indicator (Amber)*P.102
*1Lane Keeping Assist
System (LKAS) Indicator
(White/Green)P.104
*1
Immobilizer System
IndicatorP.98
SPORT Mode Indicator*P.101
P.100
Cruise Mode Indicator
(White/Green)P. 104
Adaptive Cruise Control
(
ACC) with Low Speed
Follow Indicator (Amber)P. 103
*1Adaptive Cruise Control
(ACC) with Low Speed
Follow Indicator
(White/Green)P.104
* Not available on all models

93
uuIndicators u
Continued
Instrument Panel
IndicatorNameOn/BlinkingExplanationMessage
Low Fuel
Indicator
•Comes on when the fuel reserve is
running low (approximately
2.2 U.S. gal./8.4 L left).
• Blinks if there is a problem with the
fuel gauge.•Comes on - Refuel your vehicle as soon as
possible.
• Blinks - Have your vehicle checked by a
dealer.
Anti-lock
Brake System
(ABS)
Indicator• Comes on if there is a problem with
the ABS.•Stays on constantly - Have your vehicle
checked by a dealer. Wi th this indicator on,
your vehicle still has normal braking ability
but no anti-lock function.
2 Anti-lock Brake System (ABS) P. 518
Supplemental
Restraint
System
Indicator
•Comes on if a problem with any of
the following is detected:
- Supplemental restraint system
- Knee airbag system
- Side airbag system
- Side curtain airbag system
- Seat belt tensioner• Stays on constantly - Have your vehicle
checked by a dealer.

139
Instrument Panel
Gauges and Displays
Gauges
Gauges include the speedometer, fuel gauge, and other related indicators. They are
displayed when the power mode is in ON.
Displays your driving speed in mph (U.S.) or km/h (Canada).
Displays the amount of fuel left in the fuel tank.
Displays the temperature of the engine coolant.
■Speedometer
■Fuel Gauge
■Temperature Gauge
1Speedometer
You can show another speed unit on the driver
information interface and set the displayed
measurements to read in either mph and km/h.
2 Tachometer P. 151
1Fuel Gauge
NOTICE
You should refuel when the reading approaches .
Running out of fuel can cause the engine to misfire,
damaging the cata lytic converter.
The actual amount of remain ing fuel may differ from
the fuel gauge reading.E
1 Temperature Gauge
NOTICE
Driving with the temperat ure gauge pointer in the
upper zone can cause serious engine damage. Pull
safely to the side of th e road and allow engine
temperature to return to normal.
2 Overheating P. 613