Page 418 of 524
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 any. Clean up any
spills immediately. Spilled oil could
damage components in the engine
compartment.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.
Reinstall the engine oil f ill cap, and
tighten it securely. Wait a f ew
minutes, and recheck the oil level on
the engine oil dipstick. Do not f ill
above the upper mark; you could
damage the engine.
CONT INUED
Recommended Engine Oil
A dding Engine Oil
Maint enance
415
ENGINE OIL FILL CAP
4-cylinder models 6-cylinder models
2010 TSX
Page 422 of 524

Put a new washer on the drain bolt,
then reinstall the drain bolt.
Tighten it to:
Refill the engine with the recom-
mended oil.
Engine oil change capacity
(including f ilter):Let the engine run f or several
minutes, then check the drain bolt
and oil f ilter 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.
Install the under cover and tighten
the bolts securely. Reinstall the engine oil f ill cap.
Start the engine. The oil pressure
indicator should go out within 5
seconds. If it does not, turn of f the
engine, and check your work.
7.
8. 9.
10.
11.
12.
4-cylinder models 6-cylinder models 4-cylinder models
Changing the Engine Oil and Filter
Maint enance
419
29 lbf·ft (39 N·m , 4.0 kgf·m)
4.2 US qt (4.0
)
4.5 US qt (4.3
) 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.
2010 TSX
Page 427 of 524
Remove the dipstick (yellow loop)
f rom the transmission, and wipe it
with a clean cloth.Remove the dipstick and check
the f luid level. It should be
between the upper and lower
marks.
Insert the dipstick all the way back
into the transmission securely as
shown in the illustration.
2.
3.4.
T ransmission Fluid
424
UPPER MARK
LOWER MARK
DIPSTICK UPPER MARK
LOWER MARKGUIDE
6-cylinder models 6-cylinder models
4-cylinder models
2010 TSX
Page 428 of 524

If the level is below the lower
mark, add f luid into the dipstick
hole to bring it to the level
between the upper and lower
marks.
Pour the f luid slowly and caref ully
so you do not spill any. Clean up
any spill immediately; it could
damage components in the engine
compartment.
Always use Acura ATF-Z1
(automatic transmission f luid).Insert the dipstick all the way back
into the transmission securely as
shown in the illustration.
Make sure the rubber cap on the
dipstick f its in the dipstick guide
and that you push the dipstick in
all the way.
The transmission should be drained
and ref illed with new f luid when this
service is indicated by a maintenance
message on the multi-inf ormation
display.
If you are not sure how to add f luid,
contact your dealer.
5.
6.
4-cylinder models
T ransmission Fluid
Maint enance
425
Use only Acura ATF-Z1 (automatic
transmission f luid). Do not mix with
other transmission f luids.
Using transmission f luid other than
Acura ATF-Z1 may cause deterioration
in transmission operation and
durability, and could result in damage
to the transmission.
Damage resulting f rom the use of
transmission f luid other than Acura
AT F-Z1 is not covered by the Acura
new vehicle warranty.
2010 TSX
Page 429 of 524

Remove the transmission f iller bolt,
and caref ully f eel inside the bolt hole
with your f inger.
Check the f luid level with the
transmission at normal operating
temperature and the vehicle sitting
on level ground.
The transmission should be drained
andrefilledwithnewfluidwhenthis
service is indicated by a maintenance
message on the multi-inf ormation
display.
If you are not sure how to check and
add f luid, contact your dealer.
To check the transmission f luid level,
remove the bolts with a wrench, then
remove the under cover caref ully. Reinstall the under cover and tighten
theboltssecurely.Makesurethe
under cover is installed under the
edge of the f ront bumper.
The f luid level should be up to the
edge of the bolt hole. If it is not, add
Acura Manual Transmission Fluid
(MTF) until it starts to run out of the
hole. Reinstall the f iller bolt, and
tighten it securely. If Acura MTF is not available, you
may use an SAE 10W-30 or 10W-40
viscosity motor oil with the API
Certif ication seal that says ‘‘FOR
GASOLINE ENGINES’’ as a
temporary replacement. However,
motor oil does not contain the proper
additives, and continued use can
cause stiffer shifting. Replace as
soon as it is convenient.
Manual Transmission
T ransmission Fluid
426
Correct level
FILLER BOLT
BOLT UNDER COVER
2010 TSX
Page 434 of 524

Open the hood.
Insert the new bulb into the hole,
making sure the tabs are in their
slots.
Push the electrical connector onto
the new bulb. Make sure it is
connected securely.
Pivot the hold-down wire back in
place, and clip the end into the slot.
Reinstall the cover over the back
of the headlight assembly and turn
it clockwise to lock it in place.
Turn on the headlights to test the
new bulb.
Put the inner f ender cover in place.
Install the holding clip. Lock it in
placebypushingonthecenter.
Tighten the screw securely.
Remove the electrical connector
f rom the bulb by pulling the
connector straight back, then
remove the bulb. Unclip the end of the hold-down
wire f rom its slot. Pivot it out of
the way.
Tochangeabulbonthe
passenger’s side, remove the
engine coolant reserve tank by
pulling it out of its stay. Remove all engine compartment
covers (see page ).
1.
8. 7.
9.
10.
11.
12.
5.
6.
2.
3.414
CONT INUED
6-cylinder models
High Beam Headlights
Lights
Maint enance
431
STAY
4-cylinder models
2010 TSX
Page 436 of 524
Install the new bulb, and turn it
one-quarter turn clockwise to lock
it in place.
Push the electrical connector back
onto the bulb. Make sure it is on
all the way.
Turn on the headlights to test the
new bulb.
Reinstall the coolant reserve tank.
Remove the electrical connector
f rom the bulb by pushing on the
tab to unlock it, then slide the
connector of f the bulb. Remove the bulb by turning it
approximately one-quarter turn
counterclockwise.
Reinstall the air intake duct cover,
then reinstall the f asteners. Reinstall the cover and upper part
of the air intake duct securely.
Reinstall the f asteners.
4.
5. 6.
7.
8.
9.
On the passenger’s side
On the driver’s side4-cylinder models:
6-cylinder models:
Lights
Maint enance
433
4-cylinder models 6-cylinder models
2010 TSX
Page 438 of 524
Turn on the lights to make sure
the new bulb is working. Insert the socket back into the
headlight assembly. Turn it
clockwise to lock it in place. Install the new bulb and turn it
clockwise to lock it in place.
Put the inner f ender cover in place.
Install the holding clip. Lock it in
placebypushingonthecenter.
Tighten the screw securely.Open the trunk.
Remove the light assembly cover
by pulling its outside edge.Remove the socket by turning it
one-quarter turn counterclockwise,
and pull the bulb straight out of its
socket. Determine which of the three
bulbs is burned out: stop/taillight,
rear side-marker, or turn signal
light.
9. 7.
8. 6.
1.
2.3.
4.
Lights
Replacing Rear Bulbs
(In Fenders)
Maint enance
435
COVER
2010 TSX