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

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*

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

98
uuIndicators u
Instrument Panel
*1:Canadian models only: Apply and hold the brake pedal before selecting the ON mode.
*2:Canadian models
IndicatorNameOn/BlinkingExplanationMessage
Immobilizer
System
Indicator
• Blinks if the immobilizer system
cannot recognize the key
information.• Blinks - You cannot start the engine. Set
the power mode to VEHICLE OFF*1, then
select the ON mode again.
• Repeatedly blinks - The system may be
malfunctioning. Have your vehicle checked
by a dealer.
• Do not attempt to alter this system or add
other devices to it. Electrical problems can
occur.
Indicator
*2
*2

165
Controls
This chapter explains how to operate the various controls necessary for driving.
Clock.................................................. 166
Locking and Unlocking the Doors
Key .................................................. 167
Low Remote Signal Strength ............ 169
Locking/Unlocking the Doors from the Outside .......................................... 170
Locking/Unlocking the Doors from the
Inside ............................................. 177
Childproof Door Locks ..................... 179
Auto Door Locking/Unlocking .......... 180
Opening and Closing the Trunk ....... 181
Security System
Immobilizer System .......................... 184
Security System Alarm ...................... 185
Windows ........................................... 187 Moonroof*........................................ 190
Operating the Switches Around the
Steering Wheel ENGINE START/STOP Button............. 191
Turn Signals ..................................... 194
Light Switches.................................. 195
Fog Lights
*...................................... 197
Daytime Running Lights ................... 198
Auto High-Beam .............................. 199
Wipers and Washers ........................ 202
Rear Defogger/Heat ed Door Mirror
*
Button ........................................... 204 Heated Windshield Button ............... 204
Brightness Control ........................... 205
Driving Position Memory System
*.... 207
Adjusting the Steering Wheel .......... 209
Mirrors Interior Rearview Mirror ................... 210
Power Door Mirrors ......................... 211
Seats .................................................. 212
Interior Convenience Items .............. 223
Climate Control System Using Automatic Climate Control .... 240
Automatic Climate Control Sensors ... 243
Canadian models
* Not available on all models

167Continued
Controls
Locking and Unlocking the Doors
Key
This vehicle comes with the following keys:
Use the key to start and stop the engine, and to lock and unlock all the doors, fuel
fill door and to open the trunk.1 Key
All the keys have an immobilizer system. The
immobilizer system helps to protect against vehicle
theft. 2 Immobilizer System P. 184
Follow the advice below to prevent damage to the
keys:
•Do not leave the keys in direct sunlight, or in
locations with high temperature or high humidity.
•Do not drop the keys or set heavy objects on them.•Keep the keys away from liquids, dust and sand.
•Do not take the keys apart except for replacing the
battery.
If the circuits in the keys are damaged, the engine
may not start, and the remote transmitter may not
work.
If the keys do not work properly, have them
inspected by a dealer.
You can remotely start the engine using the remote.
2 Remote Engine Start
* P. 416
Models with remote engine starter
Models without smart entry systemModels with smart entry system
* Not available on all models

184
Controls
Security System
Immobilizer System
This system prevents a key that has not been pre-registered from starting the
engine.
Pay attention to the follo wing when pressing the ENGINE START/STOP button:
• Do not allow objects that emit strong radio waves near the ENGINE START/
STOP button.
• Make sure the key is not covered by or touching a metal object.
• Do not bring a key from another vehi cle’s immobilizer system near the ENGINE
START/STOP button.
Do not put the key near magnetic items. El ectronic device, such as televisions and
audio systems emit strong magnetic fields . Note that even a key chain can become
magnetic.1 Immobilizer System
NOTICE
Leaving the key in the vehicl e can result in theft or
accidental movement of the vehicle.
Always take the key with you whenever you leave the
vehicle unattended.
Do not alter the system or add other devices to it.
Doing so may damage the system and make your
vehicle inoperable.
Apply and hold the brake pedal before turning the
vehicle on the first time after the battery has been
disconnected.
Canadian models

414
Driving
When Driving
Starting the Engine
1.Make sure the parking brake is applied.
u The parking brake and brake system
indicator (red) comes on for 30 seconds
when you pull up the electric parking
brake switch.
2. Depress the brake pedal.
2. Check that the tr ansmission is in
(P, then
depress the brake pedal.
u Although it is possible to start the vehicle
in
(N, it is safer to start it in (P.
1Starting the Engine
Keep your foot firmly on the brake pedal when
starting the engine.
The engine is harder to st art in cold weather and in
thinner air found at altit udes above 8,000 feet (2,400
meters).
When starting the engine in cold weather, turn off all
electrical accessories such as the lights, climate
control system and rear de fogger in order to reduce
battery drain.
If you live in a region where winter is extremely cold,
an engine block heater will improve starting and
warming of the engine. Cons ult a dealer for details.
If the exhaust system sounds abnormal or you can
smell exhaust gas inside the vehicle, have your vehicle
checked by a dealer. There may be a problem with
the engine or exhaust system.
The immobilizer system pr otects your vehicle from
theft.
If an improperly c oded device is used, the engine’s
fuel system is disabled. 2 Immobilizer System P. 184
Electric Parking Brake Switch
Brake Pedal
Automatic transmission models
Brake Pedal
Continuously variable transmission models

586
Maintenance
Battery
Checking the Battery
The condition of the battery is monitored by a
sensor located on the negative terminal of the
battery. If there is a problem with this sensor,
the driver information interface will display a
warning message. If this happens, have your
vehicle inspected by a dealer.
Check the battery te rminals for corrosion
monthly.
If your vehicle’s battery is disconnected or goes dead:
• The audio system is disabled.
2 Reactivating the audio system P. 249
•The clock resets.
2 Clock P. 166
•The immobilizer system needs to be reset.
2 Immobilizer System Indicator P. 98
1Battery
WARNING: Battery post, terminals,
and related accessories contain lead
and lead compounds.
Wash your hands after handling.
When you find corrosion, cl ean the battery terminals
by applying a baking powder and water solution.
Clean the terminals with a damp towel. Cloth/towel
dry the battery. Coat the terminals with grease to
help prevent future corrosion.
3WARNING
The battery gives off explosive hydrogen
gas during normal operation.
A spark or flame can cause the battery to
explode with enough force to kill or
seriously hurt you.
When conducting any battery
maintenance, wear prot ective clothing and
a face shield, or have a skilled technician do
it.
Models without navigation system
Canadian models

605
Handling the Unexpected
Engine Does Not Start
Checking the Engine
If the engine does not start, check the starter.
Starter conditionChecklist
Starter doesn’t turn or turns
over slowly.
The battery may be dead. Check
each of the items on the right and
respond accordingly.Check for a message on the driver information interface.●If the To Start, Hold Remote Near Start Button message appears2 If the Remote Battery is Weak P. 606
uMake sure the remote is in its operating range.2 ENGINE START/STOP Button Operating Range P. 191
Check brightness of the interior lights.
Turn on the interior lights and check the brightness.
●If the interior lights are dim or do not come on at all2Battery P. 586●If the interior lights come on normally2 Inspecting and Changing Fuses P. 627
The starter turns over normally
but the engine doesn’t start.
There may be a problem with a
fuse. Check each of the items on
the right and respond accordingly. Review the engine start procedure.
Follow its instructions, and try
to start the engine again.
2 Starting the Engine P. 414
Check the immobilize r system indicator.
When the immobilizer system indicator is blinking, the engine cannot be started.
2 Immobilizer System P. 184
Check the fuel level.
There should be enough fuel in the tank.
2 Fuel Gauge P. 139
Check the fuses.
Check all fuses, or have the vehicle checked by a dealer.
2 Inspecting and Changing Fuses P. 627
If the problem continues:2Emergency Towing P. 628
1Checking the Engine
If you must start the vehi cle immediately, use an
assisting vehicle or booster battery to jump start it.
2 If the Battery Is Dead P. 608

652
Index
Honda App License Agreement............... 332
Honda Sensing ®................................ 26, 455
HondaLink ®............................................. 301
I
Identification Numbers
Engine and Transmission.......................... 638
Vehicle Identification ............................... 638
Illumination Control
Dial.......................................................... 205
Immobilizer System .................................. 184
Indicator .................................................... 98
Indicators ..................................................... 82
Adaptive Cruise Control (ACC) with Low Speed Follow (Amber) ...................................... 103
Adaptive Cruise Control (ACC) with Low Speed Follow (White/Green) ..................... 104, 473
Anti-lock Brake System (ABS) ..................... 93
Auto High-Beam ........................................ 94
Auto Idle Stop (Green) ............................. 102
Auto Idle Stop System (Amber) ................ 102
Automatic Brake Hold........................ 86, 515
Automatic Brake Hold System ............ 86, 515
Charging System ............................... 88, 615
Cruise Mode (White/Green) ..................... 104
ECON Mode .................................... 100, 436
Electric Power Steering (EPS) System ............................................. 95, 619
Fog Light ................................................... 97
High Beam................................................. 97 Immobilizer System ................................... 98
Lane Keeping Assist System (LKAS)
(Amber) ................................................. 104
Lane Keeping Assist System (LKAS) (White/Green)........................................ 104
Lights On .................................................. 97
Low Fuel ................................................... 93
Low Tire Pressure/TPMS ............. 96, 446, 450
M (sequential mode/7-speed manual shift mode) Indicator/Gear Selection
Indicator .................................................. 88
Malfunction Indicator Lamp............... 87, 616
Parking Brake a nd Brake System
(Amber) ........................................... 84, 618
Parking Brake a nd Brake System
(Red) ....................................... 83, 617, 618
Safety Support (Amber) ........................... 105
Safety Support (Green/Gray) .................... 108
Seat Belt Reminder .............................. 39, 92
Security System Alarm ............................... 99
Shift Position ............................................. 88
SPORT Mode ................................... 101, 435
Supplemental Restraint System ............ 60, 93
System Message ........................................ 99
Transmission System............................ 89, 91
Turn Signal and Hazard Warning ............... 97
Vehicle Stability Assist
TM (VSA ®)
OFF ................................................. 95, 444
Vehicle Stability Assist
TM (VSA ®)
System ............................................ 94, 443
Information .............................................. 633 Instant Fuel Economy
.............................. 145
Instrument Panel ........................................ 81
Brightness Control .................................. 205
Interior Lights ........................................... 223
Interior Rearview Mirror ......................... 210
iPhone ....................................................... 331
iPod ................................................... 293, 331
J
Jack (Wheel Nut Wrench) ........................ 602
Jump Starting ........................................... 608
K
Key Number Tag ...................................... 168
Keyless Lockout Prevention ..................... 176
Keys ........................................................... 167
Lockout Prevention ................................. 176
Number Tag............................................ 168
Rear Door Won’t Open ........................... 179
Remote Transmitter ................................ 174
Types and Functions................................ 167
Valet Key ................................................ 183
Kickdown (Automatic Transmission/ Continuously Variable Transmission) .... 421
Knee Airbags .............................................. 54