2004 Acura TL ECU

The HFL will accept a numeric, f our-
digit passcode that you can use f or
security purposes.Press and release the Talk button.
Af ter the beep, say ‘‘Set passcode.’’ With the ignition in the ON (II)
position, press and release the
Talk button on the steering wheel.
Af ter the beep, say ‘‘Security.’’ The
HFL response is ‘‘Security options
are lock, unlock, and set passcode.’’
The HFL response is ‘‘What is the
new f our-digit passcode?’’ (If you
are changing the passcode, you
will f irst be asked f or the current
passcode.) Press and release the Talk button.
Af ter the beep, say the f our-digit
passcode you want to use. For
example,say‘‘1,2,3,4.’’TheHFL
responseis‘‘1,2,3,4.Isthis
correct?’’
Press and release the Talk button.
Af ter the beep, say ‘‘Lock’’ or
‘‘Unlock.’’ means the HFL
will prompt you f or your passcode
each time the ignition switch is
turned to ON (II) and you press
the Talk button. You will only be
askedforthepasscodeonceper
ignition cycle. If the HFL is locked,
its response is ‘‘System is locked.
Each time the vehicle is turned on,
the passcode will be required to
use the system.’’ If the HFL is
unlocked, its response is ‘‘The
system is unlocked. Returning to
the main menu.’’
Press and release the Talk button.
Af ter the beep, say ‘‘Yes.’’ The
HFL response is ‘‘The new
passcode has been stored.
Returning to the main menu.’’
Once a passcode is set, you can lock
the HFL so it only operates after the
passcode is entered, or you can
unlock it so anyone using your
vehicle can also use the HFL. Press and release the Talk button.
Af ter the beep, say ‘‘Security.’’ The
HFL response is ‘‘Security options
are lock, unlock, and set passcode.’’
2. 1.
4.
5.
3. 1.2.
To set your passcode, do this:
To lock or unlock the HFL, do this:
HandsFreeL ink
Comf ort and Convenience Feat ures
Setting Your Passcode Lock
L ocking or Unlocking the HFL
153
TM

Park the vehicle, and set the
parking brake. Pull the hood
release handle located under the
lower lef t corner of the dashboard.
The hood will pop up slightly.
Put your f ingers between the f ront
edge of the hood and the f ront
grille to locate the hood latch
handle. Push this handle up until it
releases the hood. Lif t the hood.If the hood latch handle moves
stif f ly, or if you can open the hood
without lifting the handle, the
mechanism should be cleaned and
lubricated (see page ).
Lif t the hood up most of the way.
The hydraulic supports will lif t it
uptherestof thewayandholdit
up.
Lower the hood to about a f oot (30
cm) above the f ender, then press
down firmly with your hands. Make
sure it is securely latched.
1.
2.
3.212
Service Station Procedures
Opening the Hood
T o Close the Hood
Bef ore Driving166
HOOD RELEASE HANDLE
LATCH

Distribute cargo evenly on the
f loor of the trunk, placing the
heaviest items on the bottom and
as f ar f orward as possible.
If you carry large items that
prevent you f rom closing the trunk
lid, exhaust gas can enter the
passenger area. To avoid the
possibility of, f ollow the instructions
on page .
If you carry any items on a roof
rack,besurethetotalweightof
the rack and the items does not
exceed the maximum allowable
weight. Please contact your Acura
dealer f or f urther inf ormation.
Store or secure all items that could
be thrown around and hurt
someone during a crash.
Keep the glove box closed while
driving. If it is open, a passenger
could injure their knees during a
crash or sudden stop. Be sure items placed on the f loor
behind the f ront seats cannot roll
under the seats and interf ere with
the pedals or seat operation. Do not put any items on top of the
trunk panel. They can block your
view and be thrown around the
vehicle during a crash.
The cargo net can be used to help
hold down items stored in the trunk.
To use the cargo net, hook it to the
buttons on the f loor and sides of the
trunk. You can use the cargo net in
several conf igurations by hooking it
to dif f erent buttons. There is also a
side net that can be used on either
side of the trunk.
When you are not using the cargo
net, store it in the pocket in the spare
tire tool case.
46
Carrying Cargo
Bef ore Driving
Carrying Cargo in the Trunk or on
a Roof Rack
carbon monoxide
poisoning
Carrying Items in the Passenger
Compartment
Cargo Nets
173
CARGO NET
TRUNK NET HOOK SIDE NET

Youshoulddothefollowingchecks
and adjustments every day bef ore
you drive your vehicle.Make sure all windows, mirrors,
and outside lights are clean and
unobstructed. Remove f rost, snow,
or ice.
Check that the hood and trunk are
f ully closed.
Visually check the tires. If a tire
looks low, use a gauge to check its
pressure.
Check that any items you may be
carrying with you inside are stored
properly or f astened down
securely. Check the seat adjustment (see
page ).
Check the adjustment of the
inside and outside mirrors (see
page ).
Check the steering wheel
adjustment (see page ).
Make sure the doors are securely
closed and locked.
When you start the engine, check
the gauges and indicator lights in the
instrument panel (see page ).
Fasten your seat belt. Check that
your passengers have f astened
their seat belts (see page ).
3. 2.
1.
4. 5.
6.
7.
8.
9. 88
91 78
14 51
Preparing to Drive
Driving176

Oil is a major contributor to your
engine’s perf ormance and longevity.
Always use a premium-grade 5W-20
detergent oil displaying the API
Certif ication Seal. This seal indicates
the oil is energy conserving, and that
it meets the American Petroleum
Institute’s latest requirements.Honda Motor Oil is the pref erred
5W-20 lubricant f or your vehicle. It is
highly recommended that you use
Honda Motor Oil in your vehicle f or
optimum engine protection. Make
sure the API Certif ication Seal says
‘‘For Gasoline Engines’’.
The oil viscosity or weight is
provided on the container’s label.
5W-20 oil is f ormulated f or year-
round protection of your Acura to
improve cold weather starting and
f uel economy.
Unscrew and remove the engine oil
fill cap on top of the valve cover.
Pour in the oil slowly and caref ully so
you do not spill. Clean up any spills
immediately. Spilled oil could
damage components in the engine
compartment. Install the engine oil
f ill cap and tighten it securely. Wait a
f ew minutes and recheck the oil level
(see page ). Do not f ill above the
upper mark on the dipstick; you
could damage the engine. 167
A dding Engine Oil
Maint enance
Recommended Engine Oil
204
ENGINE OIL
FILL CAP
API CERTIFICATION SEAL Ambient Temperature

Check the f luid level with the engine
at normal operating temperature.Park the vehicle on level ground.
Shut of f the engine.
Within 60 to 90 seconds, 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 securely. Remove the dipstick, and check
the f luid level. It should be
between the upper and lower
marks.
If the level is below the lower
mark, add f luid into the f iller hole
to bring it to the upper mark.Always use Honda ATF-Z1
(Automatic Transmission Fluid). If
it’s not available, you may use a
DEXRON
III automatic
transmission f luid as a temporary
replacement. However, continued
use can af f ect the shif t quality.
Have the transmission flushed and
ref illed with Honda ATF-Z1 as
soon as it is convenient.
The transmission should be drained
and ref illed with new f luid when this
service is shown on a maintenance
message in the Multi-Information
Display. To thoroughly f lush the
transmission, the technician
should drain and ref ill it with
Honda ATF-Z1, then drive the
vehicle f or a short distance. Do
this three times. Then drain and
ref ill the transmission a f inal time.
Insert the dipstick all the way back
in the transmission.
1.
2.
3. 4.
5.
6.
Automatic Transmission Fluid
Maint enance209
UPPER
MARK
LOWER
MARK
DIPSTICK

Insert the new bulb into the hole
and turn it one-quarter turn clock-
wise to lock it in place.
Push the electrical connector back
onto the bulb. Make sure it is on
all the way.
Turn on the f og lights to test the
new bulb.
(Driver’s side)
Install the upper part of the air
intake duct.
(Driver’s side)
Install the engine compartment
corner cover, and secure it with
two fastener pins.
Install the engine compartment
side cover.
Remove the bulb by turning it one-
quarter turn counterclockwise. Remove the electrical connector
f rom the bulb by pushing on the
tab and pulling the connector
down. Start the engine. If you are
replacing a driver’s side bulb, turn
the steering wheel all the way to
theright.If youarereplacinga
passenger’s side bulb, turn the
steering wheel to the lef t. Turn of f
the engine.
4.
5.
6.
7.
8.
9.
2.
3. 1.
Lights
Maint enance
Replacing the Front T urn Signal/
Parking L ight Bulb
214

Lower the vehicle to the ground,
and remove the jack.Tighten the wheel nuts securely in
the same crisscross pattern. Have
the wheel nut torque checked at
the nearest automotive service
f acility.
Tighten the wheel nuts to:Place the flat tire face down in the
spare tire well.
Remove the spacer cone f rom the
wing bolt, turn it over, and put it
back on the bolt. Attach the wing
bolt to the bolt extension over the
spacer cone.
Secure the f lat tire by screwing
the wing bolt back into its hole.
Remove the center cap before
storing the f lat tire in the trunk
well.
12.
13.
14. 15.
16.
17.
Changing a Flat T ire
T aking Care of t he Unexpect ed234
WING BOLT SPACER
CONE
BOLT
EXTENSION
80 lbf·ft (108 N·m , 11 kgf·m)