2008 NISSAN XTERRA engine

CAUTION
If the gauge indicates coolant tempera-
ture near the hot (H) end of the normal
range, reduce vehicle speed to decrease
temperature. If the gauge is over the nor-
mal range, stop the vehicle as soon as
safely possible. If the engine is over-
heated, continued operation of the ve-
hicle may seriously damage the engine.
See “If your vehicle overheats” in the “In
case of emergency” section for immediate
action required.
FUEL GAUGE
The gauge indicates theapproximatefuel level
in the tank.
The gauge may move slightly during braking,
turning, acceleration, or going up or down hills.
The gauge needle returns to E (Empty) after the
ignition key is turned to OFF.
The low fuel warning light comes on when the
amount of fuel in the tank is getting low.
Refill the fuel tank before the gauge regis-
ters E (Empty) .The
indicates that the fuel-filler door is
located on the driver’s side of the vehicle.
CAUTION
cIf the vehicle runs out of fuel,
the
Malfunction Indicator Light
(MIL) may come on. Refuel as soon as
possible. After a few driving trips,
the
light should turn off. If the
light remains on after a few driving
trips, have the vehicle inspected by a
NISSAN dealer.
cFor additional information, see “Mal-
function Indicator Light (MIL)” later in
this section.
LIC0740
Instruments and controls2-7
ZREVIEW COPYÐ2008 Xterra(xtr)
Owners ManualÐUSA_English(nna)
06/26/07Ðdebbie
X

ENGINE OIL PRESSURE GAUGE
The gauge indicates the engine lubrication sys-
tem oil pressure while the engine is running. The
needle should be in the middle of the gauge when
the engine is running.
CAUTION
cThis gauge is not designed to indicate
low engine oil level. Use the dipstick to
check the oil level. (See “Engine oil” in
the “Maintenance and do-it-yourself”
section.)cIf the gauge needle does not move with
the proper amount of engine oil, have
the vehicle checked by a NISSAN
dealer. Continued vehicle operation in
such a condition could cause serious
damage to the engine.
VOLTMETER
When the ignition key is turned to the ON posi-
tion, the voltmeter indicates the battery voltage.
When the engine is running, it indicates the gen-
erator voltage.
While cranking the engine, the volts drop below
the normal range. If the needle is not in the normal
range (11 – 15 volts)
s1while the engine is
running, it may indicate that the charging system
is not functioning properly. Have the system
checked by a NISSAN dealer.
LIC0741WIC1299
2-8Instruments and controls
ZREVIEW COPYÐ2008 Xterra(xtr)
Owners ManualÐUSA_English(nna)
06/26/07Ðdebbie
X

orAnti-lock Braking System (ABS)
warning lightLow windshield washer fluid warning lightHill descent control system on indicator light
(if so equipped)
Automatic transmission oil temperature warn-
ing light (if so equipped)Seat belt warning light and chimeMalfunction Indicator Light (MIL)
Automatic transmission park warning light
(model)Supplemental air bag warning lightOverdrive off indicator light (automatic trans-
mission models only)
orBrake warning lightAutomatic transmission position indicator lightSecurity indicator light (if so equipped)
Charge warning lightCruise main switch indicator lightSlip indicator light for VDC
Door open warning lightCruise set switch indicator lightTransfer 4LO position indicator light
(model)
Engine oil pressure warning lightElectronic locking rear differential (E-Lock)
system on indicator light (if so equipped)Turn signal/hazard indicator lights
4WD warning light (model)4WD shift indicator light (model)Vehicle Dynamic Control off indicator light
Low fuel warning lightFront passenger air bag status light
Low tire pressure warning lightHigh beam indicator light (Blue)
WARNING/INDICATOR LIGHTS AND
AUDIBLE REMINDERS
2-12Instruments and controls
ZREVIEW COPYÐ2008 Xterra(xtr)
Owners ManualÐUSA_English(nna)
06/26/07Ðdebbie
X

CHECKING BULBS
With all doors closed, apply the parking brake
and turn the ignition key to the ON position
without starting the engine. The following lights
will come on:
,or,,,,
The following lights come on briefly and then go
off:
or,,,,,,,
If any light fails to come on, it may indicate
an open circuit in the electrical system.
Have the system repaired promptly.
WARNING LIGHTS
orAnti-lock Braking
System (ABS)
warning light
When the ignition switch is in the ON position,
the Anti-lock Braking System (ABS) warning light
illuminates and then turns off. This indicates the
ABS is operational.
If the ABS warning light illuminates while the
engine is running, or while driving, it may indicate
the ABS is not functioning properly. Have the
system checked by a NISSAN dealer.If an ABS malfunction occurs, the anti-lock func-
tion is turned off. The brake system then operates
normally, but without anti-lock assistance. See
9Brake system9in the9Starting and driving9sec-
tion.
Automatic transmission oil
temperature warning light (if
so equipped)
This light comes on when the automatic transmis-
sion oil temperature is too high. If the light comes
on while driving, reduce the vehicle speed as
soon as safely possible until the light turns off.
CAUTION
Continued vehicle operation when the A/T
oil temperature warning light is on may
damage the automatic transmission.
Automatic transmission park
warning light (
model)
WARNING
cIf the ATP light is ON, this indicates that
the automatic transmission P (Park) po-
sition will not function and the transfer
case is in neutral.cWhen parking, always make sure that
the 4WD shift indicator light illuminates
and the parking brake is set. Failure to
engage the transfer position in 2WD, 4H
or 4LO could result in the vehicle mov-
ing unexpectedly, resulting in serious
personal injury or property damage.
cShift the 4WD switch into the 2WD, 4H
or 4LO position again to turn off the ATP
warning light when the automatic trans-
mission selector lever is in the P posi-
tion and the ATP warning light is ON.
(Before shifting the 4WD switch into the
4LO position, move the automatic
transmission selector lever into the N
position once, shift the selector lever
into P again and make sure the ATP
warning light is OFF.)
This light indicates that the automatic transmis-
sion parking function is not engaged. If the trans-
fer control is not secured in any drive position
while the automatic transmission selector lever is
in the P (Park) position, the transmission will
disengage and the drive wheels will not lock.orBrake warning light
This light functions for both the parking brake and
the foot brake systems.
Instruments and controls2-13
ZREVIEW COPYÐ2008 Xterra(xtr)
Owners ManualÐUSA_English(nna)
06/26/07Ðdebbie
X

Parking brake indicator
When the ignition key is in the ON position, the
light comes on when the parking brake is applied.
Low brake fluid warning light
When the ignition key is in the ON position, the
light warns of a low brake fluid level. If the light
comes on while the engine is running with the
parking brake not applied, stop the vehicle and
perform the following:
1. Check the brake fluid level. Add brake fluid
as necessary. See “Brake fluid” in the “Main-
tenance and do-it-yourself” section of this
manual.
2. If the brake fluid level is correct, have the
warning system checked by a NISSAN
dealer.
WARNING
cYour brake system may not be working
properly if the warning light is on. Driv-
ing could be dangerous. If you judge it
to be safe, drive carefully to the nearest
service station for repairs. Otherwise,
have your vehicle towed because driv-
ing it could be dangerous.cPressing the brake pedal with the en-
gine stopped and/or a low brake fluid
level may increase your stopping dis-
tance and braking will require greater
pedal effort as well as pedal travel.
cIf the brake fluid level is below the
MINIMUM or MIN mark on the brake
fluid reservoir, do not drive until the
brake system has been checked at a
NISSAN dealer.
Charge warning light
If this light comes on while the engine is running,
it may indicate the charging system is not func-
tioning properly. Turn the engine off and check
the generator belt. If the belt is loose, broken,
missing, or if the light remains on, see a NISSAN
dealer immediately.
CAUTION
cDo not ground electrical accessories
directly to the battery terminal. Doing
so will bypass the variable control sys-
tem and the vehicle battery may not
charge completely. Refer to “Variable
voltage control system” in the “Mainte-
nance and do-it-yourself” section later
in this manual.cDo not continue driving if the generator
belt is loose, broken or missing.
Door open warning light
This light comes on when any of the doors are not
closed securely while the ignition key is in the ON
position.
Engine oil pressure warning
light
This light warns of low engine oil pressure. If the
light flickers or comes on during normal driving,
pull off the road in a safe area, stop the engine
immediatelyand call a NISSAN dealer or other
authorized repair shop.
The engine oil pressure warning light is not
designed to indicate a low oil level.Use the
dipstick to check the oil level. See “Engine oil” in
the “Maintenance and do-it-yourself” section of
this manual.
CAUTION
Running the engine with the engine oil
pressure warning light on could cause se-
rious damage to the engine almost imme-
diately. Such damage is not covered by
warranty. Turn off the engine as soon as it
is safe to do so.
2-14Instruments and controls
ZREVIEW COPYÐ2008 Xterra(xtr)
Owners ManualÐUSA_English(nna)
06/26/07Ðdebbie
X

4WD warning light (
model)
The 4WD warning light comes on when the key
switch is turned to ON. It turns off soon after the
engine is started.
If the engine or vehicle is not functioning properly,
the warning light will either remain illuminated or
blink. See “4WD warning light” in the “Starting
and driving” section.
CAUTION
cIf the warning light comes on or blinks
during operation, have your vehicle
checked by a NISSAN dealer as soon as
possible.
cDo not drive on dry hard surface roads
in the 4H or 4LO position. If the 4WD
warning light turns on when you are
driving on dry hard surface roads:
– in the 4H position, shift the 4WD shift
switch to 2WD.
– in the 4LO position for automatic
transmission models, stop the ve-
hicle and shift the transmission se-
lector lever to the N position with the
brake pedal depressed and shift the
4WD shift switch to 2WD.– in the 4LO position for manual trans-
mission models, stop the vehicle and
shift the transmission shift lever to
the N position with the clutch pedal
depressed and shift the 4WD shift
switch to 2WD.
cIf the warning light is still on after the
above operation, have your vehicle
checked by a NISSAN dealer as soon as
possible.
Low fuel warning light
This light comes on when the fuel level in the fuel
tank is getting low. Refuel as soon as it is conve-
nient, preferably before the fuel gauge reaches E
(Empty) .There will be a small reserve of fuel
in the tank when the fuel gauge needle
reaches E (Empty) .
Low tire pressure warning
light
Your vehicle is equipped with a Tire Pressure
Monitoring System (TPMS) that monitors the tire
pressure of all tires except the spare.
The low tire pressure warning light warns of low
tire pressure or indicates that the TPMS is not
functioning properly.After the ignition switch is placed in the ON
position, this light illuminates for about 1 second
and turns off.
Low tire pressure warning:
If the vehicle is being driven with low tire pres-
sure, the warning light will illuminate.
When the low tire pressure warning light illumi-
nates, you should stop and adjust the tire pres-
sure to the recommended COLD tire pressure
shown on the Tire and Loading Information label.
The low tire pressure warning light does not
automatically turn off when the tire pressure is
adjusted. After the tire is inflated to the recom-
mended pressure, the vehicle must be driven at
speeds above 16 MPH (25 km/h) to activate the
TPMS and turn off the low tire pressure warning
light. Use a tire pressure gauge to check the tire
pressure.
For additional information, see “Tire Pressure
Monitoring System (TPMS)” in the “Starting and
driving” section and in the “In case of emergency”
section.
Instruments and controls2-15
ZREVIEW COPYÐ2008 Xterra(xtr)
Owners ManualÐUSA_English(nna)
06/26/07Ðdebbie
X

Supplemental air bag warning
light
When the ignition key is in the ON or START
position, the supplemental air bag warning light
illuminates for about 7 seconds and then turns
off. This means the system is operational.
If any of the following conditions occur, the front
air bag, side air bag (if so equipped) , curtain and
rollover air bag (if so equipped) and pretensioner
systems need servicing and your vehicle must be
taken to a NISSAN dealer:
cThe supplemental air bag warning light re-
mains on after approximately 7 seconds.
cThe supplemental air bag warning light
flashes intermittently.
cThe supplemental air bag warning light does
not come on at all.
Unless checked and repaired, the supplemental
restraint systems (air bag system) and/or the
pretensioners may not function properly. For ad-
ditional details see “Supplemental restraint sys-
tem” in the “Safety—Seats, seat belts and
supplemental restraint system” section of this
manual.
WARNING
If the supplemental air bag warning light
is on, it could mean that the front air bag,
side air bags (if so equipped) , curtain and
rollover air bags (if so equipped) and/or
pretensioners will not operate in an acci-
dent. To help avoid injury to yourself or
others, have your vehicle checked by a
NISSAN dealer as soon as possible.
INDICATOR LIGHTS
Automatic transmission
position indicator light
When the ignition key is turned to the ON posi-
tion, this indicator light shows the automatic
transmission selector lever position. See “Driving
the vehicle” in the “Starting and driving” section
of this manual.
Cruise main switch indicator
light (if so equipped)
The light comes on when the cruise control main
switch is pushed. The light goes out when the
main switch is pushed again. When the cruise
main switch indicator light comes on, the cruise
control system is operational.
Cruise set switch indicator
light (if so equipped)
The light comes on while the vehicle speed is
controlled by the cruise control system. If the light
blinks while the engine is running, it may indicate
the cruise control system is not functioning prop-
erly. Have the system checked by a NISSAN
dealer.
Electronic locking rear
differential (E-Lock) system
on indicator light (if so
equipped)
This light comes on when the electronic locking
rear differential (E-Lock) system clutch is fully
engaged.
The indicator light flashes when the system is first
turned on. When the system fully engages, the
light remains on. If the switch is on and the
indicator light continues to flash, the system is
not engaged.
For additional information, see “Electronic lock-
ing rear differential (E-Lock) system switch” later
in this section and “Electronic locking rear differ-
ential (E-Lock) system” in the “Starting and driv-
ing” section of this manual.
Instruments and controls2-17
ZREVIEW COPYÐ2008 Xterra(xtr)
Owners ManualÐUSA_English(nna)
06/26/07Ðdebbie
X

4WD shift indicator light
(
model)
The light should turn off within 1 second after
turning the ignition switch to ON.
While the engine is running, the 4WD shift indi-
cator light will illuminate the position selected by
the 4WD shift switch.
The 4WD shift indicator light may blink
while shifting from one drive mode to the
other.
Front passenger air bag
status light
The front passenger air bag status light ()
will be lit and the passenger front air bag will be
OFF depending on how the front passenger seat
is being used.
For front passenger air bag status light operation,
see “Front passenger air bag and status light” in
the “Safety — Seats, seat belts and supplemental
restraint system” section of this manual.
High beam indicator light
(blue)
This blue light comes on when the headlight high
beams are on and goes out when the low beams
are selected.The high beam indicator light also comes on
when the passing signal is activated.
Hill descent control system on
indicator light (if so equipped)
When the ignition switch is turned ON, this light
comes on briefly and then turns off.
The light comes on when the hill descent control
system is activated.
If the hill descent control switch is on and the
indicator light blinks, the system is not engaged.
If the indicator light does not come on or blink
when the hill descent switch is on, the system
may not be functioning properly. Have the system
checked by a NISSAN dealer.
For additional information, see “Hill descent con-
trol switch” later in this section and “Hill descent
control system” in the “Starting and driving” sec-
tion of this manual.
Malfunction Indicator Light
(MIL)
If this indicator light comes on steady or blinks
while the engine is running, it may indicate a
potential emission control malfunction.
The Malfunction Indicator Light may also come
on steady if the fuel-filler cap is loose or missing,or if the vehicle runs out of fuel. Check to make
sure the fuel-filler cap is installed and closed
tightly, and that the vehicle has at least 3 gallons
(11.4 liters) of fuel in the fuel tank.
After a few driving trips, the
light should
turn off if no other potential emission control
system malfunction exists.
If this indicator light comes on steady for 20
seconds and then blinks for 10 seconds when
the engine is not running, it indicates that the
vehicle is not ready for an emission control sys-
tem inspection/maintenance test. See “Readi-
ness for inspection/maintenance (I/M) test” in the
“Technical and consumer information” section of
this manual.
Operation
The Malfunction Indicator Light will come on in
one of two ways:
cMalfunction Indicator Light on steady — An
emission control system malfunction has
been detected. Check the fuel-filler cap. If
the fuel-filler cap is loose or missing, tighten
or install the cap and continue to drive the
vehicle. The
light should turn off after
a few driving trips. If thelight does not
turn off after a few driving trips, have the
vehicle inspected by a NISSAN dealer. You
2-18Instruments and controls
ZREVIEW COPYÐ2008 Xterra(xtr)
Owners ManualÐUSA_English(nna)
06/26/07Ðdebbie
X