2021 HONDA CIVIC SEDAN check engine light

Contents
Child Safety P. 62Exhaust Gas Hazard P. 75Safety Labels P. 76
Opening and Closing the Trunk P. 142 Security System P. 145 Opening and Closing the Windows P. 148
Adjusting the Mirrors P. 170 Adjusting the Seats P. 172
Climate Control System P. 193
Audio Error Messages P. 297 General Information on the Audio System P. 300
Bluetooth ® HandsFreeLink ® P. 355, 382
When Driving P. 422 Honda Sensing ® P. 450 Braking P. 494 Parki ng Your Vehicle P. 501
Fuel Economy and CO
2 Emissions P. 508 Turbo Engine Vehicle* P. 509
Maintenance Under the Hood P. 521 Replacing Light Bulbs P. 536
Checking and Maintaining Tires P. 548 Battery P. 558 Remote Transmitter Care P. 560
Cleaning P. 563 Accessories and Modifications P. 568
Engine Does Not Start P. 580 If the Battery Is Dead P. 583
Indicator, Coming On/Blinking P. 589 Fuses P. 595Emergency Towing P. 599
If You Cannot Open the Trunk P. 601 Refueling P. 602
Devices that Emit Radio Waves P. 609 Reporting Safety Defects P. 610
Authorized Manuals P. 616 Customer Service Information P. 617
Quick Reference GuideP. 6
Safe DrivingP. 33
Instrument PanelP. 77
ControlsP. 125
FeaturesP. 201
DrivingP. 415
MaintenanceP. 511
Handling the UnexpectedP. 571
InformationP. 603
IndexP. 619
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Quick Reference Guide
Maintenance (P 511)
Under the Hood (P 521)
●Check engine oil, engine coolant, and windshield washer fluid. Add
when necessary.
●Check brake fluid.●Check the battery condition monthly.
aPull the hood release handle under the corner of the dashboard.
bLocate the hood latch lever, pull it up, and then raise the hood.
Once you have raised the hood slightly, you can release the lever.
cWhen finished, close the hood and make sure it is firmly locked in
place.
Lights (P 536)
●Inspect all lights regularly.
Wiper Blades (P 545)
●Replace blades if they leave streaks
across the windshield or become
noisy.
Tires (P 548)
●Inspect tires and wheels
regularly.
●Check tire pressures regularly.●Install snow tires for winter
driving.
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106
uuIndicators uDriver Information Interface Wa rning and Information Messages
Instrument Panel
MessageConditionExplanation
•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 prob lem is detected in the
smart entry system or push button starting system.• Appears constantly - Have your vehicle checked by a
dealer.
MessageConditionExplanation
• Appears if there is a probl em with the headlights.•Appears while driving - The headlights may not be
on. When conditions allow you to drive safely, have your
vehicle checked by a dealer as soon as possible.
Models with smart entry system
U.S.
Canada
Models with LED headlights
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uuInterior Lights/Interior Convenience Items uInterior Convenience Items
188
Controls
■When charging does not start
Perform one of the solution s in the following table.
IndicatorCauseSolution
Green
&
AmberBlinking
simulta- neously
There is an obstacle(s) between
the charging area and the
device.Remove the
obstacle(s).
The device is not within the
charging area. Move the device to the
center of the charging
area where is
located.
AmberBlinkingThe wireless charger is faulty.Contact a dealer for
repairs.
1
Wireless Charger*
This system consumes a lot of power. Do not use the
system for a long time when the engine is not
running. This may weaken the battery, making it
difficult to start the engine.
When using the wireless charger, check the user’s manual
that came with the compatible device you want to charge.
3CAUTION
Metal objects between the charge pad
and the device to be charged will get
hot and can burn you.
• Always remove foreign objects from
the charge pad before charging the
device.
• Be sure the surface is clear of dust and
other debris before charging.
• Do not spill liquids (i. e. water, drinks,
etc.) on the charger and the device.
• Do not use oil, grease, alcohol,
benzine or thinner for cleaning the
charge pad.
• Do not cover the system with towels,
clothing, or other objects while
charging etc.
• Avoid spraying aerosols which may
come in contact with the charge pad
surface.
* Not available on all models
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416
Driving
Before Driving
Driving Preparation
Check the following items before you start driving.
• Make sure there are no obstructions on th e windows, door mirrors, exterior
lights, or other parts of the vehicle.
u Remove any frost, snow, or ice.
u Remove any snow on the roof, as this can slip down and obstruct your field of
vision while driving. If frozen solid , remove ice once it has softened.
u When removing ice from around the wheel s, be sure not to damage the wheel
or wheel components.
• Make sure the hood is securely closed.
u If the hood opens while driving, your front view will be blocked.
• Make sure the tires are in good condition.
u Check air pressures, check for damage and excessive wear.
2 Checking and Maintaining Tires P. 548
•Make sure there are no people or ob jects behind or around the vehicle.
u There are blind spots from the inside.
■Exterior Checks1Exterior Checks
NOTICE
When doors are frozen s hut, use warm water around
the door edges to melt any ice. Do not try to force
them open, as this can damage the rubber trim
around the doors. When done, wipe dry to avoid
further freezing.
Do not pour warm water into the key cylinder.
You will be unable to insert the key if the water
freezes in the hole.
Heat from the engine and exhaust can ignite
flammable material s left under the hood, causing a
fire. If you've parked y our vehicle for an extended
period, inspect and remove any debris that may have
collected, such as dried grass and leaves that have
fallen or have been carried in for use as a nest by a
small animal. Also check under the hood for leftover
flammable materials after you or someone else has
performed maintenance on your vehicle.
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422
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 15 seconds
when you pull up the electric parking
brake switch.
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.
Models without smart entry system
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.
Electric Parking Brake Switch
Brake Pedal
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425
uuWhen Driving uStarting the Engine
Continued
Driving
Starting the Engine
1. Make sure the parkin g brake is applied.
u The parking brake and brake system
indicator (red) comes on for 15 seconds
when you pull up the electric parking
brake switch.
2. Check that the transmission 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.
Models with smart entry system
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. 145
Electric Parking Brake Switch
Brake Pedal
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Continued427
uuWhen Driving uStarting the Engine
Driving
You can remotely start the engine using the button on the smart entry remote.
■To start the engine
When started remotely, the engine automati cally shuts off after 10 minutes of idling
and/or the brake pedal and ENGINE START/STOP button have not been pressed
simultaneously.
To extend the run time for another 10 minutes during the first run, press the
button, then press an d hold the button.
u Some exterior lights flash six times if a 10-minute extension request was
transmitted successfully.
■Remote Engine Start with Vehicle Feedback*1 Remote Engine Start with Vehicle Feedback*
The remote engine start may violate local laws.
Before using the remote e ngine start, check your
local laws.
If there are buildings an d obstacles between your
vehicle and the remote, th e range will be reduced.
The range may be less when the vehicle is running.
This distance may vary by external electrical
interference.
The engine may not start by the remote engine start
if:
•You have disabled a remo te engine start setting
using the audio/information screen.
•The power mode is not in VEHICLE OFF.
•The transmission is in a position other than ( P.•The hood is open, or any door or the trunk is
unlocked.
3WARNING
Carbon monoxide ga s is toxic and can
rapidly accumulate in closed or even partly
enclosed areas.
Breathing it can cause unconsciousness and
even kill you.
Never use the remote engine starter with
the vehicle parked in a garage or other
areas with limited ventilation.
Press the button, th en press and hold
the button.
Some exterior lights flash once.
Go within the range,
and try again.
LED: Blinks when any button is pressed.
Some exterior lights flash six
times if the engine started. Exterior lights will not flash
if the engine does not start.
* Not available on all models
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