HONDA ACCORD SEDAN 2003 Owner's Manual (in English)

Place the new air cleaner element
in the air cleaner housing.
Reinstall the air cleaner housing
cover, and tighten the four bolts.
The air cleaner element is inside the
air cleaner housing on the driver’s
side of the engine compartment.
To replace it:
Disconnectthehosefromtheair
cleaner housing cover with f lat-
tipped screwdriver.
Loosen the f our bolts, and remove
the air cleaner housing cover.
Remove the old air cleaner
element.
Caref ully clean the inside of the
air cleaner housing with a damp
rag.Connectthehosetotheair
cleaner housing cover with a f lat-
tipped screwdriver.
1.
3.
4. 5.
2. 6.
7.
Replacement
A ir Cleaner Element (6-cylinder Models)
Maint enance288
BOLTS
AIR CLEANER ELEMENT
HOSE

Clean the hood latch assembly with a
mild cleaner, then lubricate it with a
multipurpose grease. Lubricate all
the moving parts (as shown),
including the pivot. Follow the time
and distance recommendations in
the Maintenance Schedule. If you
are not sure how to clean and grease
the latch, contact your Honda dealer.Remove the f our nuts with a
wrench, then remove the coil
cover.
The spark plugs in your car are a
special iridium-tipped design f or
longer lif e. The spark plugs should
be replaced according to the distance
recommendation in the maintenance
schedule.
1.
CONT INUED
ReplacementSpark Plugs
Hood L atch
Hood L atch, Spark Plugs (4-cylinder Models)
Maint enance289
PIVOTS
LATCH ASSEMBLY NUTS
NUTS
COIL COVER

Clean up any dirt and oil that have
collected around the ignition coils.
Use a wrench to remove the bolt
holding the ignition coil. Pull the
ignition coil up slightly.
Disconnect the wire connector
f rom the ignition coil by pushing
on the lock tab and pulling on the
connector. Pull on the plastic
connector, not the wires.Remove the ignition coil.
Remove the spark plug with
a f ive-eighths inch (16 mm) spark
plug socket.
Torque the spark plug. (If you do
not have a torque wrench, tighten
the spark plug two-thirds of a turn
after it contacts the cylinder head.)
Tightening torque:
Put the new spark plug into the
socket, then screw it into the hole.
Screw it in by hand so you do not
crossthread it.
5.
2.
4. 3. 6.
7.8.
Spark Plugs (4-cylinder Models)
Maint enance290
BOLT
CONNECTOR
IGNITION COIL LOCK TAB
13 lbf·ft (18 N·m , 1.8 kgf·m)

Install the ignition coil into the
hole.
Connect the wire connector to the
ignition coil. Make sure it locks in
place.
Push the ignition coil down all the
way. Install the bolt.
Repeat this procedure f or the
other three spark plugs.
Reinstall the coil cover, and
tighten the f our nuts.The spark plugs in your car are a
special iridium-tipped design f or
longer lif e. The spark plugs should
be replaced according to the distance
recommendation in the maintenance
schedule.
9.
10.
11.
12.
13. NGK:
DENSO:
NGK:
DENSO:
On some models
CONT INUED
Specif ications:
Spark Plugs (6-cylinder Models)
Spark Plugs (4-cylinder Models), Spark Plugs (6-cylinder Models)
Maint enance291
IZFR6K-11
SKJ20DR-M11
IZFR6K-13
SKJ20DR-M13
Tighten the spark plugs caref ully. A
spark plug that is too loose can
overheat and damage the engine.
Overtightening can cause damage to
the threads in the cylinder head.

Disconnect the wire connector
f rom the ignition coil by pushing
on the lock tab and pulling on the
connector. Pull on the plastic
connector, not the wires.Remove the spark plug with
a f ive-eighths inch (16 mm) spark
plug socket. Use a wrench to remove the
hexagonsocketheadcapbolt
holding the ignition coil. Remove
the ignition coil by pulling it
straight out.
Loosen the two holding clips by
turning the heads one-quarter turn
counterclockwise with a f lat-tipped
screwdriver. Remove the cover on
the f ront cylinder bank by pulling
it straight up. Cleanoffanydirtandoilthathas
collected around the ignition coil.
1.
2.
3.4.
5.
Replacement
Spark Plugs (6-cylinder Models)
Maint enance292
HOLDING CLIP CONNECTOR
HEXAGON SOCKET HEAD CAP BOLT
IGNITION COIL

Torque the spark plug. (If you do
not have a torque wrench, tighten
the spark plug two-thirds of a turn
af ter it contacts the cylinder head.)
Tightening torque: Put the new spark plug into the
socket, then screw it into the hole.
Screw it in by hand so you do not
crossthread it.Install the ignition coil. Reinstall
the hexagon socket head cap bolt.Push the wire connector onto the
ignition coil. Make sure it locks in
place.
Reinstall the cover on the front
cylinder bank while putting its
mounting clip in the hole on the
passenger’s side. Secure the cover
by turning the heads of the two
holding clips one-quarter turn
clockwise with a f lat-tipped
screwdriver. Repeat this procedure f or the
other f ive spark plugs.
NGK:
DENSO:
6.
7.
8.9.
10.
11.
Specif ications:
Spark Plugs (6-cylinder Models)
Maint enance293
13 lbf·ft (18 N·m , 1.8 kgf·m) IZFR6K-11
SKJ20DR-M11
Tighten the spark plugs caref ully. A
spark plug that is too loose can
overheat and damage the engine.
Overtightening can cause damage to
the threads in the cylinder head.

Check the battery condition by
looking at the test indicator window
on the battery. The label on the
battery explains the test indicator’s
colors.Check the battery terminals for
corrosion (a white or yellowish
powder). To remove it, cover the
terminals with a solution of baking
soda and water. It will bubble up and
turn brown. When this stops, wash it
of f with plain water. Dry of f the
battery with a cloth or paper towel.
Coat the terminals with grease to
help prevent f uture corrosion.
Check the condition of your car’s
battery monthly. You should check
the color of the test indicator window,
and f or corrosion on the terminals.
Battery
Maint enance294
TEST INDICATOR WINDOW
4-cylinder models
TEST INDICATOR WINDOW
6-cylinder models

µIf you need to connect the battery to
a charger, disconnect both cables to
prevent damage to the car’s
electrical system.
If the terminals are severely cor-
roded, clean them with baking soda
and water. Then use a wrench to
loosen and remove the cables f rom
the terminals. Always disconnect the
negative ( ) cable f irst and recon-
nect it last. Clean the battery termi-
nals with a terminal cleaning tool or
wire brush. Reconnect and tighten
the cables, then coat the terminals
with grease.
Battery posts,
terminals, and related accessories
contain lead and lead compounds.
CONT INUED
WARNING:
Wash hands af ter handling.
Battery
Maint enance295
4-cylinder models 6-cylinder models

Battery
Maint enance296
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.
Wear protective clothing and a
face shield, or have a skilled
mechanic do the battery
maintenance.Charging the battery with the cables
connected can seriously damage your
car’s electronic controls. Detach the
battery cables bef ore connecting the
battery to a charger.

Check the condition of the wiper
blades at least every six months.
Look f or signs of cracking in the
rubber, or areas that are getting
hard. Replace the blades if you f ind
these signs, or if they leave streaks
and unwiped areas when used.Disconnect the blade assembly
fromthewiperarmbypushingin
the lock tab. Hold the lock tab in
while you push the blade assembly
toward the base of the arm.
Raise the wiper arm of f the
windshield.
To replace the blade:
Raise the driver’s side f irst, then
the passenger’s side. 2.
1.
CONT INUED
Wiper Blades
Maint enance297
WIPER ARMS
LOCK TAB