check engine light INFINITI QX50 2019 Owner's Manual

–The braking force is applied by the
automatic brake hold function for
3 minutes or longer
– The driver’s seat belt is unfastened
– The ignition switch is placed in the
OFF position
– If a malfunction occurs in the auto-
matic brake hold function
∙ When the vehicle stops, but the brake
force is not automatically applied, de-
press the brake pedal firmly until the au-
tomatic brake hold indicator light
(green) illuminates.
Automatic brake hold function
display
The automatic brake hold function status can
be checked in the “Chassis Control” mode in
the vehicle information display. For additional
information, refer to “Vehicle information
display” in the “Instruments and controls” sec-
tion of this manual. Four driving modes can be selected by using
the Drive Mode Selector switch: STAN-
DARD, SPORT, ECO and PERSONAL.
NOTE:
∙ When the Drive Mode Selector switch
selects a mode, the mode may not switch
quickly. This is not a malfunction.
∙ Select the STANDARD mode center for
normal driving.
STANDARD MODE
STANDARD mode is recommended for nor-
mal driving. Push the Drive Mode Selector
switch until “STANDARD” appears in the ve-
hicle information display. STANDARD mode
will also be displayed in the upper display.
SPORT MODE
The SPORT mode adjusts the engine and
transmission to enhance performance. Push
the Drive Mode Selector switch to the
SPORT position. “SPORT” appears in the ve-
hicle information display. SPORT mode will
also be displayed in the upper display.
NOTE:
In the SPORT mode, fuel economy may be
reduced.
PERSONAL MODE
PERSONAL mode is used for adjusting the
steering mode and drive modes. Turn the
PERSONAL mode off for normal driving.
Push the Drive Mode Selector switch until
“PERSONAL” appears in the vehicle informa-
tion display. PERSONAL mode will also be
displayed in the upper display. For additional
information, refer to the INFINITI InTouch™
Owner’s Manual.
Drive Mode Selector switch
LSD2917
INFINITI DRIVE MODE SELECTOR
Starting and driving5-29

–When steering quickly.
– When the ICC, DCA, PFCW or FEB
with Pedestrian Detection warnings
sound.
– When the hazard warning flashers
are operated.
– When driving on a curve at a high
speed.
SYSTEM TEMPORARILY
UNAVAILABLE
When any of the following messages appear
on the vehicle information display, a chime
will sound and the BSI system will be turned
off automatically.
∙ “Not Available Poor Road Conditions”: When the VDC system (except traction
control system function) or ABS oper-
ates.
∙ “Currently Not Available”: When the VDC system is turned off.
∙ “Not Available: High Camera Temp”: When the camera detects that the inte-
rior temperature is high (over approxi-
mately 104°F [40°C]). ∙ “Unavailable: Side Radar Obstruction”:
When side radar blockage is detected.
Turn off the BSI system and turn it on again
when the above conditions no longer exist.
SYSTEM MALFUNCTION
When the BSI system malfunctions, it will be
turned off automatically, a chime will sound
and the BSI system warning light (orange) will
illuminate.
Action to take:
Stop the vehicle in a safe location, place the
vehicle in the P (Park) position, turn the en-
gine off and restart the engine. If the warning
light (orange) continues to illuminate, have
the system checked. It is recommended that
you visit an INFINITI retailer for this service.
SYSTEM MAINTENANCE
The lane camera unit1for the BSI system is
located above the inside mirror. The two ra-
dar sensors
2for the BSI system are located
near the rear bumper. To keep the proper
operation of the BSI system and prevent a
system malfunction, be sure to observe the
following:
∙ Always keep the windshield and the area near the radar sensors clean.
LSD2924
5-64Starting and driving

SYSTEM MALFUNCTION
If the BCI system malfunctions, it will turn off
automatically, a chime will sound and the BCI
system warning light (orange) will illuminate.
Action to take:
Stop the vehicle in a safe location, turn the
engine off and restart the engine. If the warn-
ing light (orange) continues to illuminate,
have the system checked. It is recommended
that you visit an INFINITI retailer for this
service.
SYSTEM MAINTENANCE
The radar sensors1and the sonar sensors
2for the BCI system are located near the
rear bumper. Always keep the area near the
radar sensors clean.
The radar sensors may be blocked by tempo-
rary ambient conditions such as splashing
water, mist or fog.
The blocked condition may also be caused by
objects such as ice, frost or dirt obstructing
the radar sensors.
Check for and remove objects obstructing
the area around the radar sensors. Do not attach stickers (including transparent
material), install accessories or apply addi-
tional paint near the radar sensors.
Do not strike or damage the area around the
radar sensors. It is recommended that you
visit an INFINITI retailer if the area around
the radar sensors is damaged due to a colli-
sion.
For USA
FCC: OAYSRR3B
This device complies with part 15 of the FCC
Rules.
Operation is subject to the following two
conditions: (1) This device may not cause
harmful interference, and (2) this device must
accept any interference received, including
interference that may cause undesired op-
eration.
FCC Warning
Changes or modifications not expressly ap-
proved by the party responsible for compli-
ance could void the user’s authority to oper-
ate the equipment.
LSD2925
Starting and driving5-73

Action to take
When the conditions listed above are no lon-
ger present, turn the system off using the ICC
switch. Turn the ICC system back on to use
the system.
Condition B
When the radar sensor area of the front
bumper is covered with dirt or is obstructed,
the ICC system will automatically be can-
celed.
The chime will sound and the “Unavailable:
Front Radar Blocked” warning message will
appear in the vehicle information display.Action to take
If the warning message appears, stop the
vehicle in a safe place, press the Park button
to place the vehicle in the P (Park) position,
and turn the engine off. When the radar sig-
nal is temporarily interrupted, clean the sen-
sor area of the front bumper and restart the
engine. If the “Unavailable: Front Radar
Blocked” warning message continues to be
displayed, have the system checked. It is rec-
ommended that you visit an INFINITI retailer
for this service.When driving on roads with limited road
structures or buildings (for example, long
bridges, deserts, snow fields, driving next to
long walls), the system may illuminate the ICC
system warning (yellow) and display the “Un-
available: Front Radar Blocked” message.
Action to take
When the conditions listed above are no lon-
ger present, turn the ICC system back on to
use the system.
Condition C
When the ICC system is not operating prop-
erly, a chime sounds and the ICC system
warning light (orange) will come on.
LSD2985
Starting and driving5-101

Action to take
If the warning light comes on, park the vehicle
in a safe place. Turn the engine off, restart
the engine, resume driving and set the ICC
system again.
If it is not possible to set the system or the
indicator stays on, it may indicate that the
system is malfunctioning. Although the ve-
hicle is still drivable under normal conditions,
have the vehicle checked. It is recommended
that you visit an INFINITI retailer for this
service.SYSTEM MAINTENANCE
The sensor for the ICC systemAis located
on the front of the vehicle.
To keep the ICC system operating properly,
be sure to observe the following:
∙ Always keep the sensor area clean.
∙ Do not strike or damage the areas around the sensor.
∙ Do not attach a sticker (including trans- parent material) or install an accessory
near the sensor. This could cause failure
or malfunction. ∙ Do not attach metallic objects near the
sensor area (brush guard, etc.) This could
cause failure or malfunction.
∙ Do not alter, remove, or paint the front bumper. Before customizing or restoring
the front bumper, it is recommended that
you visit an INFINITI retailer.
Radio frequency statement
For USA/Canada
Model: ARS4–A
IC: 4135A-ARS4A
FCC ID: OAYARS4A
This device complies with Part 15 of the FCC
Rules and with Industry Canada licence-
exempt RSS standard(s):
Operation is subject to the following two
conditions:
1. This device may not cause harmful inter- ference, and
2. This device must accept any interference received, including interference that may
cause undesired operation.
LSD2833LSD2981
5-102Starting and driving

∙ When distance measurement becomesimpaired due to adhesion of dirt or ob-
struction to the sensor.
∙ When the radar signal is temporarily in- terrupted.
Action to take:
When the conditions listed above are no lon-
ger present, turn the system off using the
ProPILOT Assist switch. Turn the ProPILOT
Assist system back on to use the system.
NOTE:
When the ICC system is canceled under the
following conditions at a standstill, the elec-
tronic parking brake is automatically acti-
vated: ∙ Any door is open.
∙ The driver’s seat belt is not fastened.
∙ Your vehicle has been stopped by the ICC
system for approximately 3 minutes or
longer.
∙ The shift lever is not in the D (Drive) po-
sition or manual shift mode.
∙ The VDC system is turned off. ∙
When distance measurement becomes
impaired due to adhesion of dirt or ob-
struction to the sensor.
∙ When the radar signal is temporarily in-
terrupted.
Condition B
When the radar sensor of the front bumper is
covered with dirt or is obstructed, the ICC
system will automatically be canceled.
The chime will sound and the “Unavailable:
Front Radar Blocked” warning message will
appear in the vehicle information display.
Action to take:
If the warning message appears, stop the
vehicle in a safe place, press the Park button
to place the vehicle in the P (Park) position,
and turn the engine off. When the radar sig-
nal is temporarily interrupted, clean the sen-
sor area of the front bumper and restart the
engine. If the “Unavailable: Front Radar
Blocked” warning message continues to be
displayed, have the system checked. It is rec-
ommended that you visit an INFINITI retailer
for this service.
Condition C
When driving on roads with limited road
structures or buildings (for example, long bridges, deserts, snow fields, driving next to
long walls), the system may illuminate the
system warning light and display the “Un-
available: Front Radar Blocked” message.
Action to take:
When the above driving conditions no longer
exist, turn the system back on.
ICC system malfunction
If the ICC system malfunctions, it will be
turned off automatically, a chime will sound,
and the speed control status warning (or-
ange) will illuminate.
Action to take:
If the warning light comes on, stop the vehicle
in a safe place. Turn the engine off, restart
the engine and set the ICC system again. If it
is not possible to set the ICC system or the
indicator stays on, it may be a malfunction.
Although the normal driving can be contin-
ued, the ICC system should be inspected. It is
recommended that you visit an INFINITI re-
tailer for this service.
ICC sensor maintenance
The radar sensor is located on the front of the
vehicle.
Starting and driving5-127

Action to take:
Turn the ICC system off using the CANCEL
switch. When the conditions listed above are
no longer present, turn the ICC system on
again.
Steering Assist malfunction
When the system malfunctions, it turns off
automatically. The Steering Assist status
warning illuminates (orange). A chime may
sound depending on the situation.
Action to take:
Stop the vehicle in a safe location, place the
vehicle in the P (Park) position, turn the en-
gine off, restart the engine, resume driving,
and set the Intelligent Cruise Control system
again. If the warning (orange) continues to
illuminate, the Steering Assist is malfunction-
ing. Although the vehicle is still drivable under
normal conditions, have the system checked.
It is recommended that you visit an INFINITI
retailer for this service.
Steering Assist maintenance
The camera sensor is located above the in-
side mirror.
To keep the proper operation of the system
and prevent a system malfunction, be sure to
observe the following:∙ Always keep the windshield clean.
∙ Do not attach a sticker (including trans- parent material) or install an accessory
near the camera unit.
∙ Do not place reflective materials, such as white paper or a mirror, on the instrument
panel. The reflection of sunlight may ad-
versely affect the camera unit’s capability
of detecting the lane markers.
∙ Do not strike or damage the areas around the camera unit. Do not touch the camera
lens or remove the screw located on the
camera unit.
If the camera unit is damaged due to an
accident, it is recommended that you visit an
INFINITI retailer. Radio frequency statement
For USA/Canada
Model: ARS4–A
IC: 4135A-ARS4A
FCC ID: OAYARS4A
This device complies with Part 15 of the FCC
Rules and with Industry Canada licence-
exempt RSS standard(s). Operation is subject
to the following two conditions:
1. This device may not cause harmful inter- ference, and
2. This device must accept any interference received, including interference that may
cause undesired operation.
Le present appareil est conforme aux CNR
d’Industrie Canada applicables aux appareils
radio exempts de licence. L’exploitation est
autorisee aux deux conditions suivantes: 1. L’appareil ne doit pas produire de brouil- lage, et
2. L’utilisateur de l’appareil doit accepter tout brouillage radioelectrique subi,
meme si le brouillage est susceptible d’en
compromettre le fonctionnement.
5-134Starting and driving

∙ When the VDC system is off (To use theDCA system, turn on the VDC, then push
the dynamic driver assistance switch [for
models without ProPILOT Assist] or the
ProPILOT Assist switch [for models with
ProPILOT Assist] on the steering wheel.)
For additional information about the
VDC system, refer to “Vehicle Dynamic
Control (VDC) system” in this section.
∙ When ABS or VDC (including the TCS) is operating
∙ When the radar signal is temporarily in- terrupted
Action to take:
When the conditions listed above are no lon-
ger present, turn the system off with the
dynamic driver assistance switch (for models
without ProPILOT Assist) or the ProPILOT
Assist switch (for models with ProPILOT As-
sist) on the steering wheel. Turn the DCA
system back on to use the system. Condition B:
When the radar sensor area is covered with
dirt or is obstructed, making it impossible to
detect a vehicle ahead, the DCA system is
automatically canceled.
The chime sounds and the DCA system
warning light (orange) will come on and the
“Unavailable: Front Radar Blocked” warning
will appear.
Action to take:
If the warning light comes on, park the vehicle
in a safe place, press the park button to place
the vehicle in the P (Park) position and turnthe engine off. When the radar signal is tem-
porarily interrupted, clean the sensor area
and restart the engine. If the “Unavailable:
Front Radar Blocked” warning continues to
be displayed, have the DCA system checked.
It is recommended you visit and INFINITI
retailer for this service.
SYSTEM MAINTENANCE
The sensor for the DCA system is common
with ICC and is located behind the front bum-
per.
For additional information, refer to “Intelli-
gent Cruise Control (ICC)” in this section.
For USA/Canada
Model: ARS4–A
IC: 4135A-ARS4A
FCC ID: OAYARS4A
This device complies with Part 15 of the FCC
Rules and with Industry Canada licence-
exempt RSS standard(s). Operation is subject
to the following two conditions: (1) This de-
vice may not cause interference, and (2) this
device must accept any interference, includ-
ing interference that may cause undesired
operation of the device.
LSD2992
5-148Starting and driving

Condition B:
In the following conditions, the FEB with Pe-
destrian Detection system warning light will
illuminate, the system will be turned off au-
tomatically and the “Unavailable: Front Radar
Blocked” warning message will appear in the
vehicle information display.∙ The sensor area of the front bumper is covered with dirt or is obstructed.
Action to take
If the warning light (orange) comes on, stop
the vehicle in a safe place, place the shift lever
in the P (Park) position and turn the engine
off. Clean the radar sensor area of the front
bumper or the camera area of the windshield
with a soft cloth, and restart the engine. If the
warning light continues to illuminate, have
the FEB with Pedestrian Detection system
checked. It is recommended that you visit an
INFINITI retailer for this service.
When driving on roads with limited road
structures or buildings (for example, long
bridges, deserts, snow fields, driving next to
long walls). Action to take
When the above conditions no longer exist,
the FEB with pedestrian detection system
will resume automatically.
NOTE:
If the FEB with Pedestrian Detection system
stops working, the PFCW system (if so
equipped) will also stop working.
SYSTEM MALFUNCTION
If the FEB with Pedestrian Detection system
malfunctions, it will be turned off automati-
cally, a chime will sound, the FEB with Pedes-
trian Detection system warning light (orange)
will illuminate and the warning message
[Malfunction] will appear in the vehicle infor-
mation display.
Action to take
If the warning light (orange) comes on, stop
the vehicle in a safe location, turn the engine
off and restart the engine. If the warning light
continues to illuminate, have the FEB with
Pedestrian Detection system checked. It is
recommended that you visit an INFINITI re-
tailer for this service.NOTE:
If the FEB with Pedestrian Detection system
stops working, the PFCW system (if so
equipped) will also stop working.
Starting and driving5-157

Action to take
If the warning light (orange) comes on, stop
the vehicle in a safe place, press the Park
button to place the vehicle in the P (Park)
position and turn the engine off. Clean the
radar cover on the lower grille with a soft
cloth, and restart the engine. If the warning
light continues to illuminate, have the PFCW
system checked. It is recommended that you
visit an INFINITI retailer for this service.∙ When driving on roads with limited road structures or buildings (for example, long
bridges, deserts, snow fields, driving next
to long walls).
Action to take:
When the above conditions no longer exist
the PFCW system will resume automatically
NOTE:
If the FEB with Pedestrian Detection system
stops working, the PFCW system (if so
equipped) will also stop working.SYSTEM MALFUNCTION
If the PFCW system malfunctions, it will be
turned off automatically, a chime will sound,
the FEB with Pedestrian Detection system
warning light (orange) will illuminate and the
warning message [Malfunction] will appear
in the vehicle information display.
Action to take
If the warning light (orange) comes on, stop
the vehicle in a safe location, turn the engine
off and restart the engine. If the warning light
continues to illuminate, have the PFCW sys-
tem checked. It is recommended that you visit
an INFINITI retailer for this service.
SYSTEM MAINTENANCE
The sensorAis located on the front of the
vehicle.
To keep the system operating properly, be
sure to observe the following:
∙ Always keep the sensor area of the front bumper clean.
∙ Do not strike or damage the areas around the sensor.
∙ Do not cover or attach stickers or similar objects on the front bumper near the sen-
sor area. This could cause failure or mal-
function.
LSD2952
Starting and driving5-169