2019 INFINITI QX50 check engine

0 Illustrated table of contents
Air bags, seat belts and child restraints........... 0-2
Exterior front ................................... 0-3
Exterior rear .................................... 0-4
Passenger compartment ......................... 0-5 Instrument panel
................................ 0-6
Engine compartment check locations ............. 0-8
Warning and indicator lights ..................... 0-9

KR20DDET engine
1. Engine coolant reservoir (P. 8-4)
2. Drive belt location (P. 8-13)
3. Air filter (P. 8-15)
4. Brake fluid reservoir (P. 8-10)
5. Battery (P. 8-11)
6. Fuse/Fusible link box (P. 8-19)
7. Windshield-washer fluid reservoir(P. 8-10)
8. Engine oil filler cap (P. 8-6)
9. Engine oil dipstick (P. 8-6)
Refer to the page number indicated in paren-
theses for operating details.
LDI3173
ENGINE COMPARTMENT CHECK
LOCATIONS
0-8Illustrated table of contents

FRONT POWER SEAT
ADJUSTMENT
Operating tips
∙ The power seat motor has an auto-resetoverload protection circuit. If the motor
stops during operation, wait 30 seconds
then reactivate the switch.
∙ Do not operate the power seat switch for a long period of time when the engine is
off. This will discharge the battery. For additional information, refer to “Auto-
matic drive positioner” in the “Pre-driving
checks and adjustments” section of this
manual.Forward and backward
Moving the switch as shown will slide the
seat forward or backward to the desired po-
sition.
Reclining
Move the recline switch as shown until the
desired angle is obtained. The reclining feature allows adjustment of
the seatback for occupants of different sizes
for added comfort and to help obtain proper
seat belt fit. For additional information, refer
to “Precautions on seat belt usage” in this
section. Also, the seatback can be reclined to
allow occupants to rest when the vehicle is
stopped and the shift lever is in P (Park).
LRS2985
Safety—Seats, seat belts and supplemental restraint system1-3

2 Instruments and controls
Instrument panel.................................2-2
Meters and gauges ...............................2-4
Speedometer and odometer ...................2-4
Tachometer ...................................2-6
Engine coolant temperature gauge .............2-6
Fuel gauge ....................................2-7
Variable Compression Turbo ...................2-7
Warning lights, indicator lights and audible
reminders ........................................2-9
Checking lights .............................. 2-10
Warning lights .............................. 2-10
Indicator lights ............................... 2-15
Audible reminders ........................... 2-18
Vehicle information display .....................2-19
How to use the vehicle information
display ...................................... 2-20
Startup display .............................. 2-20
Resetting the trip computer ..................2-20
Oil control system ........................... 2-20
Vehicle information display warnings and
indicators ................................... 2-24Security systems
............................... 2-32
Vehicle security system ......................2-32
INFINITI Vehicle Immobilizer System .........2-33
Wiper and washer switch .......................2-35
Switch operation ............................ 2-35
Rain-sensing auto wiper system
(if so equipped) .............................. 2-36
Rear switch operation ....................... 2-37
Rear window defroster, outside mirror
defroster, and wiper deicer (if so equipped)
switch ......................................... 2-39
Headlight switch ............................... 2-39
Headlight control switch .....................2-39
LED Daytime Running Lights (DRL)
system ...................................... 2-44
Instrument brightness control ................2-45
Turn signal switch ........................... 2-45
Fog light switch (if so equipped) .............2-46
Horn ........................................... 2-46
Climate controlled seat switches
(if so equipped) ................................. 2-47

CHECKING LIGHTS
With all doors closed, apply the parking
brake, fasten the seat belts and place the
ignition switch in the ON position without
starting the engine. The following lights (if so
equipped) will come on:
,,,, PARK or
The following lights (if so equipped) come on
briefly and then go off:
or,,,,,
or,,
If any light fails to come on or operate in a
way other than described, it may indicate a
burned-out bulb and/or a system malfunc-
tion. Have the system checked. It is recom-
mended that you visit an INFINITI retailer for
this service.
Some indicators and warnings are also dis-
played in the vehicle information display be-
tween the speedometer and tachometer. For
additional information, refer to “Vehicle in-
formation display” in this section.
WARNING LIGHTS
For additional information, refer to “Vehicle
information display” in this section.
orAnti-lock BrakingSystem (ABS)
warning light
When the ignition switch is placed in the ON
position, the ABS warning light illuminates
and then turns off. This indicates the ABS is
operational.
If the ABS light comes on while the engine is
running, it may indicate the anti-lock braking
system is not functioning properly. Have the
system checked. It is recommended that you
visit an INFINITI retailer for this service.
If an ABS malfunction occurs, the anti-lock
function is turned off. The brake system then
operates normally, but without anti-lock as-
sistance. For additional information, refer to
“Brake system” in the “Starting and driving”
section of this manual.
orBrake warning
light (red)
This light functions for the foot brake system.
Low brake fluid warning light
When the ignition switch is placed 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. For additional infor-
mation, refer to “Brake fluid” in the “Do-
it-yourself” section of this manual.
2. If the brake fluid level is correct, have the warning system checked. It is recom-
mended that you visit an INFINITI re-
tailer for this service.
WARNING
∙ Your brake system may not be workingproperly if the warning light is on. Driving
could be dangerous. If you judge it to be
safe, drive carefully to the nearest ser-
vice station for repairs. Otherwise, have
your vehicle towed because driving it
could be dangerous.
2-10Instruments and controls

∙ Pressing the brake pedal with the enginestopped and/or a low brake fluid level
may increase your stopping distance and
braking will require greater pedal effort
as well as pedal travel.
∙ If the brake fluid level is below the MINI- MUM or MIN mark on the brake fluid
reservoir, do not drive until the brake
system has been checked. It is recom-
mended that you visit an INFINITI re-
tailer for this service.
Anti-lock Braking System (ABS) warning
indicator
When the parking brake is released and the
brake fluid level is sufficient, if both the brake
warning light and the ABS warning light illu-
minate, it may indicate the ABS is not func-
tioning properly. Have the brake system
checked, and if necessary, repaired. It is rec-
ommended that you visit an INFINITI retailer
for this service. Avoid high-speed driving and
abrupt braking. For additional information,
refer to “Anti-lock Braking System (ABS)
warning light” in this section.Charge warning light
If this light comes on while the engine is run-
ning, it may indicate the charging system is
not functioning properly. Turn the engine off
and check the generator belt. If the belt is
loose, broken, or missing or if the light re-
mains on, have the system checked. It is rec-
ommended that you visit an INFINITI retailer
for this service.
CAUTION
Do not continue driving if the generator
belt is loose, broken or missing.
Electric shift control system warning light
This light illuminates when a malfunction oc-
curs in the electric shift control system. When
the master warning light illuminates, the
chime sounds and the following message is
displayed in the vehicle information display:
“When parked apply parking brake”.
When the ignition is placed in the OFF posi-
tion, the chime sounds continuously. Ensure
the parking brake is applied
Have the system checked. It is recommended
that you visit an INFINITI retailer for this
service.
orElectronic parking
brake warning light
(yellow) (if so
equipped)
The electronic parking brake system warning
light functions for the electronic parking
brake system. If the warning light illuminates,
it may indicate the electronic parking brake
system is not functioning properly. Have the
system checked. It is recommended that you
visit an INFINITI retailer for this service.
For additional information, refer to “Elec-
tronic parking brake” in the “Starting and driv-
ing” section of this manual.
Forward EmergencyBraking (FEB) with
Pedestrian Detection
system warning light
This light comes on when the ignition switch
is placed in the ON position. It turns off after
the engine is started.
This light illuminates when the FEB with Pe-
destrian Detection system is set to OFF in the
lower display.
Instruments and controls2-11

For additional information, refer to “Vehicle
information display” in this section.
Engine oil pressure warninglight
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 immediately and call an INFINITI
retailer 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. For additional
information, refer to “Engine oil” in the “Do-
it-yourself” section of this manual.
CAUTION
Running the engine with the engine oil
pressure warning light on could cause seri-
ous damage to the engine almost immedi-
ately. Such damage is not covered by war-
ranty. Turn off the engine as soon as it is
safe to do so.
Power steering warning
light
WARNING
∙ If the engine is not running or is turned off while driving, the power assist for the
steering will not work. Steering will be
harder to operate.
∙ When the power steering warning light illuminates with the engine running,
there will be no power assist for the
steering. You will still have control of the
vehicle, but the steering will be harder to
operate. Have the power steering system
checked. It is recommended that you visit
an INFINITI retailer for this service.
Models with Direct Adaptive Steering®:
When the ignition switch is in the ON position,
the power steering warning light illuminates.
After starting the engine, the power steering
warning light stays on for a few seconds and
turns off. This indicates that Direct Adaptive
Steering is operational. Drive the vehicle after
the power steering warning light turns off.
If the power steering warning light illumi-
nates while driving, pull off the road to a safe
location and stop the vehicle. If the power steering warning light turns off, you can drive
again. If the power steering warning light
continues to illuminate, have the Direct
Adaptive Steering checked. It is recom-
mended that you visit an INFINITI retailer for
this service. For additional information, refer
to “Power Steering” in the “Starting and driv-
ing” section of this manual.
Models with electric power steering:
When the ignition switch is in the ON posi-
tion, the power steering warning light illumi-
nates. After starting the engine, the power
steering warning light turns off. This indicates
the electric power steering is operational.
If the power steering warning light illuminates
while the engine is running, it may indicate the
electric power steering is not functioning prop-
erly and may need servicing. It is recommended
that you have the electric power steering
checked by an INFINITI retailer.
When the power steering warning light illu-
minates with the engine running, the power
assist to the steering will cease operation but
you will still have control of the vehicle. At this
time, greater steering efforts are required to
operate the steering wheel, especially in
sharp turns and at low speeds. For additional
information, refer to “Power Steering” in the
“Starting and driving” section of this manual.
2-14Instruments and controls

ECO drive indicator light
When the ECO mode has been selected, the
ECO drive indicator light will illuminate, blink,
or remain off depending on the accelerator
pedal operation. This is to help the driver drive
economically. For additional information, re-
fer to “ECO mode” in the “Starting and driv-
ing” section of this manual.
orElectronic parkingbrake indicator light
(red) (if so
equipped)
This light illuminates when the electronic
parking brake system is operating.
When the ignition switch is placed in the ON
position, the electronic parking brake warn-
ing light illuminates. When the engine is
started and the parking brake is released, the
warning light turns off.
If the parking brake is not released, the elec-
tronic parking brake warning light remains
illuminated. Ensure the electronic parking
brake warning light has turned off before
driving. If the electronic parking brake warning light
illuminates or flashes while the electronic
parking brake system warning light
(yellow) illuminates, it may indicate that the
electronic parking brake system is not func-
tioning properly. Have the system checked. It
is recommended that you visit an INFINITI
retailer for this service.
For additional information, refer to “Elec-
tronic parking brake” in the “Starting and driv-
ing” section of this manual.
Front fog light indicator
light (green) (if so equipped)
The front fog light indicator light illuminates
when the front fog lights are on. For addi-
tional information, refer to “Fog light switch”
in this section.
Front passenger air bagstatus 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 additional information, refer to “Front
passenger air bag and status light” in the
“Safety — Seats, seat belts and supplemental
restraint system” section of this manual.
High Beam Assist indicatorlight (green) (if so equipped)
This indicator light illuminates when the
headlights come on while the headlight
switch is in the AUTO position with the high
beams selected. This indicates that the high
beam assist is operational.
For additional information, refer to “Head-
light switch” in this section.
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.
Malfunction Indicator Light(MIL)
If this indicator light comes on steady or
blinks while the engine is running, it may indi-
cate a potential emission control malfunc-
tion.
2-16Instruments and controls