2003 HONDA ACCORD COUPE spark plugs

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Maint enance
6-cylinder Models
288
Check engine oil and coolant at each fuel stop.
Check and adjust valve clearance, cold engine, only if noisy. See information on maintenance and emissions warranty, last
column, page .
See timing belt on page to determine need for replacement.
See dust and pollen filter on page for replacement
information under special driving conditions.
NOTE: 1:
2:
:
275332 330
Do items in A, B.
Do item in A.
DoitemsinA,B,C.
Do item in A.
Do items in A, B.
Do item in A.Replace brake fluid (independent of mileage).
Replace transmission fluid (A/T).
DoitemsinA,B,C,D.
Do item in A.
Do items in A, B.
Do item in A. Replace timing belt , and inspect water pump.
Inspect valve clearance (independent of time).
Replace spark plugs (independent of time).
DoitemsinA,B,C.
Do item in A.
Do items in A, B.
Do item in A. Replace transmission fluid (M/T).Replace timing belt .
Replace transmission fluid (A/T), then replace
every 30,000 mi/48,000 km/2 yrs.
DoitemsinA,B,C,D. Replace brake fluid (independent of mileage).
Replace engine coolant, then replace every
60,000 mi/96,000 km/5 yrs.
67,500 mi/108,000 km
71,250 mi/114,000 km
75,000 mi/120,000 km/5 yrs
78,750 mi/126,000 km
82,500 mi/132,000 km
86,250 mi/138,000 km
6yrs
90,000 mi/144,000 km/6 yrs
93,750 mi/150,000 km
97,500 mi/156,000 km
101,250 mi/162,000 km
105,000 mi/168,000 km/7 yrs
108,750 mi/174,000 km
112,500 mi/180,000 km
116,250 mi/186,000 km
120,000 mi/192,000 km/6 yrs
120,000 mi/192,000 km/8 yrs
9yrs
120,000 mi/192,000 km/10 yrs
1
1
Maintenance Schedule for Severe Conditions (listed by distance/time)

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.
ReplacementSpark Plugs
Hood L atch
(4-cylinder Models)
Hood L atch, Spark Plugs (4-cylinder Models)
Maint enance318
PIVOTS NUTS
COIL COVER
LATCH ASSEMBLY NUTS

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.
CONT INUED
Spark Plugs (4-cylinder Models)
Maint enance319
CONNECTOR
IGNITION COIL LOCK TAB
BOLT
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.
9.
NGK:
DENSO:
12.
13. 11.
10.
Maint enance
Spark Plugs (4-cylinder Models)
Specif ications:
320
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.

CONT INUED
Cleanoffanydirtandoilthathas
collected around the ignition coil.
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.
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.
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.
1.2.
3.
Spark Plugs (6-cylinder Models)
Maint enance
Replacement
321
CONNECTOR
HOLDING CLIP IGNITION COIL

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.
Use a wrench to remove the
hexagonsocketheadcapbolt
holding the ignition coil. Remove
the ignition coil by pulling it
straight out.
Remove the spark plug with
a f ive-eighths inch (16 mm) spark
plug socket. 6.
7.
4.
5.
Spark Plugs (6-cylinder Models)
Maint enance322
HEXAGON SOCKET HEAD CAP BOLT
13 lbf·ft (18 N·m , 1.8 kgf·m)

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.
Repeat this procedure f or the
other f ive spark plugs.
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.NGK:
DENSO:
8.
9.
10.
11. Specif ications:
Spark Plugs (6-cylinder Models)
Maint enance323
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.

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T echnical Inf ormation
Specif ications ( 4-cylinder Models)
397
Battery
Fuses Lights Engine
Alignment
Tires
12 V
12 V
24/2.2 CP
12 V
12 V
60 W (HB3)
51 W (HB4)
12 V
12 V
12 V
12 V
12 V
12 V 12 V
12 V
12 V 21 W
21/5 W
18 W
3CP
8W
21 W
5W
2CP
1.1 W
8W
Capacity 12 V
12 V 38 AH/5 HR
47 AH/20 HR
Interior
Under-hood Headlights
Front turn signal/parking/side
marker lights
Rear turn signal lights
Back-up lights
License plate lights
Ceiling light
High-mount brake light
Trunk light
Door courtesy lights
Vanity mirror lights
Spotlights
See page390or the fuse label
attached to the inside of the fuse
box lid.
See page 389or the fuse box
cover. Water cooled 4-stroke i-VTEC
4-cylinder gasoline engine
Type
BorexStroke
Displacement
Compression ratio
Spark plugs 3.43 x 3.90 in (87.0 x 99.0 mm)
144 cu-in (2,354 cm
)
9.7 : 1
See spark plug maintenance sec-
tion page 320 .
Toe-in
Camber
Caster 0.00 in (0.0 mm)
0.08 in (2.0 mm)
0°1°
3°15’
Size
Pressure P205/65R15 92H
P205/60R16 91V
T135/90D15 100M
30 psi (210 kPa , 2.1 kgf/cm
)
32 psi (220 kPa , 2.2 kgf/cm)
29 psi (200 kPa , 2.0 kgf/cm)
30 psi (210 kPa , 2.1 kgf/cm)
60 psi (420 kPa , 4.2 kgf/cm)
Front
Rear
Front
Rear
Front
High
Low
1: LX
2: EXFront/Rear
Spare
Front
Rear
Spare
Stop/taillight/side marker lights
1
2
1
2
1
2