2003 HONDA PILOT Owners Manual

Check the f luid level with the engine
at normal operating temperature.Park the vehicle on level ground.
Shut of f the engine.
Remove the dipstick (yellow loop)
f rom the transmission and wipe it
with a clean cloth.
Insert the dipstick all the way into
the transmission.
Remove the dipstick and check the f luid level. It should be
between the upper and lower
marks.
To thoroughly f lush the
transmission, the technician
should drain and ref ill it with
Honda ATF-Z1 (Automatic
Transmission Fluid), then drive
the vehicle a short distance. Do
this three times. Then drain and
ref ill the transmission a f inal time.
The transmission should be drained
and ref illed with new f luid according
to the time and distance recommen-
dations in the maintenance schedule. Insert the dipstick all the way back
in the transmission.
If the level is below the lower
mark, add f luid into the tube to
bring it to the upper mark. Always
use Honda ATF-Z1 (Automatic
Transmission Fluid). If it is not
available, you may use a
DEXRON
III automatic
transmission f luid as a temporary
replacement. However, continued use can affect shift quality. Have
the transmission f lushed and
ref illed with Honda ATF-Z1 as
soon as it is convenient.
If you are not sure how to add f luid,
contact your Honda dealer.
1.
2.
3.
5.
6.
4.
Maint enance
Automatic Transmission Fluid
293
DIPSTICK
DIPSTICK LOWER MARK
UPPER MARK

Put a new washer on the f iller bolt,
then reinstall the f iller bolt. Tighten
it securely. Tightening torque:
The dif f erential should be drained
and ref illed with new f luid according
to the time and distance
recommendations in the
maintenance schedule.
Check the f luid level with the
dif f erential at normal operating
temperature and the vehicle sitting
on level ground. Remove the
dif f erential f luid f iller bolt and
washer, and caref ully f eel inside the
bolt hole with your f inger. The f luid
level should be up to the edge of the
bolt hole. If it is not, slowly add
VTM-4 Dif f erential Fluid until it
starts to run out of the hole.
Maint enance
Dif f erential Fluid
294
FILLER BOLT
CORRECT LEVEL
33 lbf·ft (45 N·m , 4.6 kgf·m)

The f luid level should be between
theMINandMAXmarksontheside
of the reservoir. If the level is at or
below the MIN mark, your brake
system needs attention. Have the
brake system inspected f or leaks or
worn brake pads.
Always use Honda Heavy Duty
Brake Fluid DOT 3. If it is not
available, you should use only DOT 3
or DOT 4 f luid, f rom a sealed
container, as a temporary
replacement. However, the use of
any non-Honda brake fluid can cause
corrosion and decrease the lif e of the
system. Have the brake system
f lushed and ref illed with Honda
Heavy Duty Brake Fluid DOT 3 as
soon as possible.
Check the f luid level in the brake
f luid reservoir monthly.
Brake f luid marked DOT 5 is not
compatible with your vehicle’s
braking system and can cause
extensive damage.
The brake f luid should be replaced
according to the time recommenda-
tion in the maintenance schedule.
Brake System
Brake Fluid
Maint enance295
MAX
MIN

Always use Honda Power Steering
Fluid. If it is not available, you may
use another power steering f luid as
an emergency replacement.
However, continued use can cause
increased wear and poor steering in
cold weather. Have the power
steering system f lushed and ref illed
with Honda PSF as soon as possible.
Check the level when the engine is
cold. Look at the side of the
reservoir. The f luid should be
between the UPPER LEVEL and
LOWER LEVEL. If it is below the
LOWER LEVEL, add power steering
f luid to the UPPER LEVEL. A low power steering f luid level can
indicate a leak in the system. Check
the f luid level f requently and have
the system inspected as soon as
possible.
Power Steering
Maint enance296
LOWER LEVELUPPER LEVEL
T urning the steering wheel to f ull lef t
or right lock and holding it there can
damage the power steering pump.

To replace it: The air cleaner element is inside the
air cleaner housing on the driver’s
side of the engine compartment.Disconnect the cable from the air
cleaner housing cover by pushing
the plastic clip and pulling on it.
Remove the cable from the
connector.
The air cleaner element should be
replaced according to the time and
distance recommendations in the
maintenance schedule.
Loosen the f our bolts with a
Phillips-head screwdriver.
1. 2.
CONT INUED
Replacement
A ir Cleaner Element
Maint enance297
CONNECTOR BOLTS
CLIP

Remove the old air cleaner
element.
Caref ully clean the inside of the
air cleaner housing with a damp
rag.Place the new air cleaner element
in the air cleaner housing.
Reinstall the air cleaner housing
cover. Tighten the f our bolts.
Reinstall the clip on the cover.
Clamp the cable with the
connector.
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.
3.
4. 6. 5.
Maint enance
A ir Cleaner Element, Hood L atch
Hood L atch
298
AIR CLEANER ELEMENT
LATCH ASSEMBLY

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.
Clean off any dirt and oil that have
collected around the ignition coils.
The spark plugs in your vehicle are a
special platinum-tipped design f or
longer lif e. The spark plugs should
be replaced according to the time
and distance recommendations in
the maintenance schedule.
Remove the f our bolts using a
hexagon socket wrench, then
remove the engine cover.
1.
2.
3.
CONT INUED
Replacement
Maint enance
Spark Plugs
299
HOLDING CLIP

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.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.
4.
5.
6. 7.
Maint enance
Spark Plugs
300
HEXAGON SOCKET HEAD CAP BOLT