Page 569 of 655
1. Remove the vent caps with a screwdriver asshown. Use a cloth to protect the battery
case.
2. Check the fluid level in each cell. If it isnecessary to add fluid, add only distilled
water to bring the level up to the bottom of
the filler opening. Do not overfill.Reinstall
the vent caps. Vehicles operated in high temperatures or under
severe conditions require frequent checks of the
battery fluid level.
JUMP STARTING
If jump starting is necessary, refer to “Jump start-
ing” in the “In case of emergency” section of this
manual. If the engine does not start by jump
starting, the battery may have to be replaced. It is
recommended that you visit an INFINITI retailer
for this service.
WDI0224
LDI0302
8-14Do-it-yourself
Page 570 of 655

1. Super charger pulley
2. Idler pulley
3. Water pump pulley
4 Air conditioner compressor pulley
5. Drive belt automatic tensioner pulley
6. Crankshaft pulley
WARNING
Be sure the ignition key is in the OFF or
LOCK position before servicing drive belt.
The engine could rotate unexpectedly.1. Visually inspect the belt for signs of unusual
wear, cuts, fraying or looseness. If the belt is
in poor condition or is loose, have it replaced
or adjusted. It is recommended that you visit
an INFINITI retailer for this service.
2. Have the belt checked regularly for condi- tion and tension in accordance with the
maintenance schedule found in your Main-
tenance and schedules section of this
manual.
REPLACING SPARK PLUGS
Iridium-tipped spark plugs
It is not necessary to replace iridium-tippedA
spark plugs as frequently as conventional type
spark plugs because they last much longer. Fol-
low the maintenance log shown in the Mainte-
nance and schedules section of this manual. Do
not service iridium-tipped spark plugs by clean-
ing or regapping.
● Always replace spark plugs with rec-
ommended or equivalent ones.
LDI2493SDI1895
DRIVE BELT SPARK PLUGS
Do-it-yourself8-15
Page 571 of 655

WARNING
Be sure the engine and ignition switch are
off and that the parking brake is engaged
securely.
CAUTION
Be sure to use the correct socket to re-
move the spark plugs. An incorrect socket
can damage the spark plugs.
If replacement is required, it is recommended that
you visit an INFINITI retailer for this service.
WARNING
● Operating the engine with the air
cleaner filter off can cause you or others
to be burned. The air cleaner filter not
only cleans the intake air, it also stops
the flame if the engine backfires. If the
air cleaner is not installed and the en-
gine backfires, you could be burned.
Never drive with the air cleaner filter off.
Be cautious working on the engine
when the air cleaner is off. ●
Never pour fuel into the throttle body or
attempt to start the engine with the air
cleaner removed. Doing so could result
in serious injury.
To remove the filter from the air cleaner, push the
tabs
Aand pull the cover upward.
The viscous paper type filter element should not be
cleaned and reused. Replace the air filter accord-
ing to the maintenance log shown in the Mainte-
nance and schedules section of this manual.
When replacing the air filter, wipe the inside of the
air cleaner housing and the cover with a damp cloth.
NOTE:
After installing a new air cleaner, make
sure the air cleaner cover is seated in the
housing and latch the clips
A.
IN-CABIN MICROFILTER
The in-cabin microfilter restricts the entry of air-
borne dust and pollen particles and reduces
some objectionable outside odors. The filter is
located behind the glove box. Refer to the Main-
tenance and schedules section of this manual
for change intervals.
If replacement is required, it is recommended that
you visit an INFINITI retailer for this service.
LDI2730
AIR CLEANER
8-16Do-it-yourself
Page 572 of 655

CLEANING
If your windshield is not clear after using the
windshield-washer or if a wiper blade chatters
when running, wax or other material may be on
the blade or windshield.
Clean the outside of the windshield with a washer
solution or a mild detergent. Your windshield is
clean if beads do not form when rinsing with clear
water.
Clean each blade by wiping it with a cloth soaked
in a washer solution or a mild detergent. Then
rinse the blades with clear water. If your wind-
shield is still not clear after cleaning the blades
and using the wiper, replace the blades.
CAUTION
Worn windshield wiper blades can dam-
age the windshield and impair driver
vision.
REPLACING
Replace the wiper blades if they are worn.
To replace the windshield wiper blades, follow
the procedure below:1. Lift the wiper arm away from the windshield.
2. Push the release tab
B.
3. Move the wiper blade
Adown and remove.
4. Insert the new wiper blade onto the wiper arm until it clicks into place.
5. Push wiper on to windshield.
CAUTION
● After wiper blade replacement, return
the wiper arm to its original position;
otherwise it may be damaged when the
hood is opened.
● Make sure the wiper blades contact the
glass; otherwise the arms may be dam-
aged from wind pressure.
LDI2757
WINDSHIELD WIPER BLADES
Do-it-yourself8-17
Page 573 of 655

If you wax the surface of the hood, be careful not
to let wax get into the washer nozzle
D. This may
cause clogging or improper windshield-washer
operation. If wax gets into the nozzle, remove it
with a needle or small pin
C.
Rear window wiper blade
If checking or replacement is required, it is rec-
ommended that you visit an INFINITI retailer for
this service. If the brakes do not operate properly, it is recom-
mended that you have the brakes checked. It is
recommended that you visit an INFINITI retailer
for this service.
Self-adjusting brakes
Your vehicle is equipped with self-adjusting
brakes.
The front and rear disc-type brakes self-adjust
every time the brake pedal is applied.
WARNING
Have your brake system checked if the
brake pedal height does not return to nor-
mal. It is recommended that you visit an
INFINITI retailer for this service.
Brake pad wear indicators
The disc brake pads on your vehicle have audible
wear indicators. When a brake pad requires re-
placement, a high pitched scraping or screech-
ing sound will be heard when the vehicle is in
motion. The noise will be heard whether or not the
brake pedal is depressed. Have the brakes
checked as soon as possible if the wear indicator
sound is heard.
LDI2710
BRAKES
8-18Do-it-yourself
Page 574 of 655

Under some driving or climate conditions, occa-
sional brake squeak, squeal or other noise may
be heard. Occasional brake noise during light to
moderate stops is normal and does not affect the
function or performance of the brake system.
Proper brake inspection intervals should
be followed.For additional information regard-
ing brake inspections, refer to the appropriate
maintenance schedule information in the Main-
tenance and schedules section of this manual.
ENGINE COMPARTMENT
WARNING
Never use a fuse of higher or lower amper-
age rating than that specified on the fuse
box cover. This could damage the electri-
cal system or electronic control units or
cause a fire.
If any electrical equipment does not come on,
check for an open fuse. 1. Be sure the ignition switch and the headlight switch are OFF.
2. Open the engine hood. 3. Remove the fuse box cover by pushing the
tab and lifting the cover up.
4. Remove the fuse with the fuse puller. The fuse puller is located in the fuse block in the
passenger compartment.
LDI2267
FUSES
Do-it-yourself8-19
Page 575 of 655
5. If the fuse is openA, replace it with a new
fuse
B.
6. If a new fuse also opens, have the electrical system checked and repaired. It is recom-
mended that you visit an INFINITI retailer for
this service.
Fusible links
If the electrical equipment does not operate and
fuses are in good condition, check the fusible
links. If any of these fusible links are melted,
replace with only Genuine NISSAN parts.
PASSENGER COMPARTMENT
WARNING
Never use a fuse of higher or lower amper-
age rating than that specified on the fuse
box cover. This could damage the electri-
cal system or electronic control units or
cause a fire. If any electrical equipment does not operate,
check for an open fuse.
1. Be sure the ignition switch and the headlight switch are OFF.
2. Pull the fuse box cover to remove.
3. Remove the fuse with the fuse puller.
LDI0456LDI2092
8-20Do-it-yourself
Page 576 of 655
4. If the fuse is openA, replace it with an
equivalent good fuse
B.
5. Push the fuse box cover to install.
6. If a new fuse also opens, have the electrical system checked and repaired. It is recom-
mended that you visit an INFINITI retailer for
this service.
CAUTION
Be careful not to allow children to swallow
the battery or removed parts.
LDI0456
LDI2001
BATTERY REPLACEMENT
Do-it-yourself8-21