2011 HONDA CIVIC SEDAN cooling

(f luid capacities and tire pressures)
(main controls)
(seat belts, SRS, and child protection)
(indicators, gauges, dashboard, and steering column)
(heating and cooling, audio, steering wheel, security, and cruise control) (fuel, vehicle break-in, and cargo loading)
(engine and transmission operation) (minder, f luid checking, minor services, and vehicle storage)
(vehicle specif ications, tires, and emissions controls) (warranty and contact inf ormation)
(how to order)
(f lat tire, jump starting, overheating, and f uses)
Contents
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Index .I
..................................................
Service Inf ormation Summary . last page
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Your Vehicle at a Glance .3
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Driver and Passenger Saf ety .5
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Instruments and Controls .55
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Features .109
.......................................................................
Bef ore Driving .237
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Driving .253
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Maintenance .279
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T echnical Inf ormation .351
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Warranty and Customer Relations (U.S. and Canada only) . 369
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A uthorized Manuals (U.S. only) .373
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T aking Care of the Unexpected .327INDEX
1
10/06/23 13:48:34 31SNA650_006

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CONT INUED: If equipped
Your Vehicle at a Glance
Your Vehicle at a Glance
3
Vehicle with navigation system is shown.DRIVER’S FRONT
AIRBAG
AUDIO SYSTEM
MOONROOF SWITCH
DOOR LOCK TAB
ACCESSORY
POWER SOCKET
AUXILIARY INPUT JACK (P.102)
(P.100)
(P.9, 24)
(P.205) PASSENGER’S
FRONT AIRBAG
HEATING/COOLING
CONTROLS
(P.114)
INSTRUMENT PANEL INDICATORS
(P.57)
GAUGES
MIRROR CONTROLS
(P.104)
POWER DOOR LOCK
MASTER SWITCH
POWER WINDOW
SWITCHES
(P.101) (P.66)
(P.82)
FUEL FILL DOOR
RELEASE HANDLE
(P.239)
TRUNK RELEASE
HANDLE
(P.88) (P.9, 30)
(P.110)
(P.81)
(P.108)
SEAT HEATER SWITCHES AUTOMATIC TRANSMISSION (P.260)
MANUAL TRANSMISSION
(P.257)
10/06/23 13:49:05 31SNA650_008

Your vehicle’s exhaust contains
carbon monoxide gas. Carbon
monoxide should not enter the
vehicle in normal driving if you
maintain your vehicle properly and
f ollow the inf ormation on this page.High levels of carbon monoxide can
collect rapidly in enclosed areas,
such as a garage. Do not run the
engine with the garage door closed.
Even with the door open, run the
engine only long enough to move the
vehicle out of the garage.If you must sit in your parked vehicle
with the engine running, even in an
unconf ined area, adjust the heating
and cooling system as f ollows:
Select the f resh air mode.
Select the mode.
Turn the f an on high speed.
Set the temperature control to a
comfortable setting.
With the trunk open, airf low can pull
exhaust gas into your vehicle’s
interior and create a hazardous
condition. If you must drive with the
trunk open, open all the windows,
and set the heating and cooling
system as shown below.
Have the exhaust system inspected
f or leaks whenever:
The vehicle is raised f or an oil
change.
You notice a change in the sound
of the exhaust.
The vehicle was in a collision that
may have damaged the underside. 1.
2.
3.
4.
Carbon Monoxide Hazard
Driver and Passenger Saf ety
51
Carbon monoxide gas is toxic.
Breathing it can cause
unconsciousness and even kill
you.
Avoid any enclosed areas or
activities that expose you to
carbon monoxide.
10/06/23 13:57:27 31SNA650_056

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ÎIf equipped
:
Control L ocations
56
(P.102)
MOONROOF SWITCH
AUXILIARY INPUT JACK AUTOMATIC TRANSMISSION (P.260)
MANUAL TRANSMISSION
POWER WINDOW
SWITCHES AUDIO SYSTEM
POWER DOOR LOCK
MASTER SWITCH
FUEL FILL DOOR
RELEASE HANDLE TRUNK RELEASE
HANDLE(P.101)
(P.88) (P.114)
(P.239) INSTRUMENT PANEL INDICATORS
(P.57)
GAUGES
(P.66)
MIRROR CONTROLS
(P.104)
Vehicle with navigation system is shown. ACCESSORY
POWER SOCKET DOOR LOCK TAB
(P.81) HEATING/COOLING
CONTROLS
(P.110)
(P.108)
(P.257)
(P.205)
SEAT HEATER SWITCHES
(P.100)
(P.82)
10/06/23 13:58:11 31SNA650_061

This shows how much f uel you have.
It may show slightly more or less
than the actual amount.This shows the temperature of the
engine’s coolant. During normal
operation, the reading should rise to
about the middle of the gauge. In
severe driving conditions, such as
very hot weather or a long period of
uphill driving, the reading may rise
intotheupperhalfofthegauge.Ifit
reaches the red (Hot) mark, pull
safely to the side of the road. See
page f or instructions and
precautions on checking the engine
cooling system.338
Gauges
Fuel Gauge
T emperature Gauge
70
Avoid driving with an extremely low
f uel level. Running out of f uel could
cause the engine to misf ire, damaging
the catalytic converter.
10/06/23 14:00:51 31SNA650_075

The outside air intakes f or the
heating and cooling system are at
the base of the windshield. Keep this
area clear of leaves and other debris.
Thesystemshouldbeleftinfresh
air mode under almost all conditions.
Keeping the system in recirculation
mode, particularly with the A/C of f ,
can cause the windows to fog up.
Switch to recirculation mode when
driving through dusty or smoky
conditions, then return to fresh air
mode.
This button turns the rear window
def ogger of f and on (see page ).
Use the mode control buttons to
select the vents air flows from. Some
air will f low f rom the dashboard
corner vents in all modes.Air flows from the center
and corner vents in the dashboard.
Airf low is divided between
the vents in the dashboard and the
f loor vents.
Air f lows f rom the f loor
vents. When you select , the
system automatically switches to
f resh air mode.
Airf low is divided between
the f loor vents and def roster vents at
the base of the windshield.
Air f lows f rom the def roster
vents at the base of the windshield.
When you select or ,
the system automatically switches to
f resh air mode and turns on the A/C
(if equipped). The system automatically
turns on the A/C and switches to
recirculation mode (see page to
use this setting). Air f lows f rom the
center and side vents in the
dashboard. Pressing the , A/C,
or any of the mode buttons cancels
MAX A/C, but the A/C stays on.
The ventilation system draws in
outside air, circulates it through the
interior, then exhausts it through
vents near the rear side panels.
Set the temperature to the lower
limit.
Make sure the A/C is of f .
Select and fresh air mode.
Set the f an to the desired speed.
1.
2.
3.
4.
76 112
If equipped
Vents, Heating, and A/C
Rear Window Def ogger Button
Mode Control MAX A/C Button
Ventilation
Features
111
10/06/23 14:07:57 31SNA650_116

When preparing to tow, and bef ore
driving away, be sure to check the
f ollowing:Always drive slowly and have
someone guide you when backing up.
Grip the of the steering wheel,
then turn the wheel to the left to get
the trailer to move to the lef t, and
turn the wheel right to move the
trailer to the right.
Follow all normal precautions when
parking, including f irmly setting the
parking brake and putting the
transmission in Park (automatic) or
in 1st or reverse (manual). Also,
place wheel chocks at each of the
trailer’s tires.
Crosswinds and air turbulence
caused by passing trucks can disrupt
your steering and cause the trailer to
sway. When being passed by a large
vehicle, keep a constant speed, and
steer straight ahead. Do not try to
make quick steering or braking
corrections.
The vehicle has been properly
serviced, and the suspension,
cooling system, and lights are in
good operating condition.
All weights and loads are within
limits (see pages and ).
Thehitch,safetychains,andany
other attachments are secure.
All items in or on the trailer are
properly secured and cannot shif t
while you drive.
The lights and brakes on your
vehicle and the trailer are working
properly. Your vehicle tires and spare are
properly inf lated, and the trailer
tires and spare are inflated as
recommended by the trailer
maker.
273 274
bottom
Pre-T ow ChecklistBacking Up
Parking
Handling Crosswinds and Buf f et ing
Towing a Trailer
Driving
277
10/06/23 14:35:48 31SNA650_282

Always use Honda Long-lif e Anti-
f reeze/Coolant Type 2. This coolant
is pre-mixed with 50 percent
antif reeze and 50 percent distilled
water. Never add straight antif reeze
or plain water.
If the coolant level in the reserve
tank is at or below the MIN line, add
coolant to bring it up to the MAX line.
Inspect the cooling system f or leaks.
Turn of f the engine, let it sit f or
several minutes, then check the oil
level on the dipstick. If necessary,
add more oil.
9.
A dding Engine Coolant
Changing the Engine Oil and Filter, Engine Coolant
294
RESERVE TANK RESERVE TANK
Si
Except Si
Improper disposal of engine oil can be
harmf ul to the environment. If you
change your own oil, please dispose of
the used oil properly. Put it in a sealed
container and take it to a recycling
center. Do not discard it in a trash bin
or dump it on the ground.
10/06/23 14:38:31 31SNA650_299