2018 INFINITI Q50 check engine

Action to take:
If the chassis control warning appears, pull
off the road to a safe location and stop the
vehicle. Turn the engine off and restart the
engine. If the chassis control warning con-
tinues to illuminate, have the system
checked. It is recommended you visit an
INFINITI retailer for this service.
SSD0453
SYSTEM MAINTENANCE
The lane camera unitfor Active Lane
Control is located above the inside mirror. To
keep the proper operation of Active Lane
Control 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 instru-
ment panel. The reflection of sunlight
may adversely 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. It is recommended
you contact an INFINITI retailer if the
camera unit is damaged due to an
accident.
Starting and driving5-33

5-40Starting and driving
.When the VDC system is turned off.
. When the INFINITI Drive Mode Selector
is turned to the SNOW mode.
Action to take:
When the above conditions no longer exist,
push the dynamic driver assistance switch
again to turn the LDP system back on.
Condition B
LDW system: If the vehicle is parked in direct
sunlight under high temperature conditions
(over approximately 104°F (40°C)) and then
started, the LDW system may be deacti-
vated automatically. The “high cabin tem-
perature” warning message will appear in
the vehicle information display.
LDP system: If the vehicle is parked in direct
sunlight under high temperature conditions
(over approximately 104°F (40°C)) and then
the LDP system is turned on, the LDP
system may be deactivated automatically.
The “high cabin temperature” message will
appear in the vehicle information display.
The LDW and LDP systems are not available
until the conditions no longer exist.
Action to take:
When the above conditions no longer exist,
the LDW system will resume automatically.
For the LDP system, push the dynamic driver
assistance switch
again to turn the LDP system back on.
SYSTEM MALFUNCTION
LDW system:
If the LDW system malfunc-
tions, it will cancel automatically, and the
LDW “malfunction” message will appear in
the vehicle information display.
LDP system: If the LDP system malfunc-
tions, it will cancel automatically. The LDP
“malfunction” message will appear in the
vehicle information display.
Action to take:
Stop the vehicle in a safe location, place the
vehicle in the P (Park) position, turn the
engine off and restart the engine. If the
“malfunction” message continues to appear,
have the system checked. It is recommended
you visit an INFINITI retailer for this service.
SSD0453
SYSTEM MAINTENANCE
The lane camera unitfor LDW/LDP
systems is located above the inside mirror.
To keep the proper operation of LDW/LDP
systems 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 instru-
ment panel. The reflection of sunlight
may adversely affect the camera unit’s
capability of detecting the lane markers.

JVS0742X
Illustration 6 – Entering from the side
Illustration 6: If the driver activates the turn
signal, then the system chimes (twice) and
the side indicator light flashes.
NOTE:
. The radar sensors may not detect a
vehicle which is traveling at about the
same speed as your vehicle when it
enters the detection zone.
. If the driver activates the turn signal
before a vehicle enters the detection
zone, the side indicator light will flash
but no chime will sound when the other
vehicle is detected.
JVS0824X
Vehicle information display
SYSTEM TEMPORARILY UNA-
VAILABLE
When radar blockage is detected, the BSW
system will be turned off automatically, a
chime will sound and the “side radar ob-
struction” warning message will appear in
the vehicle information display
.
The system is not available until the condi-
tions no longer exist.
The radar sensors may be blocked by
temporary 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.
Action to take:
When the above conditions no longer exist,
the system will resume automatically.
If the “side radar obstruction” warning
message continues to appear, have the
system checked. It is recommended you visit
an INFINITI retailer for this service.
SYSTEM MALFUNCTION
When the BSW system malfunctions, it will
be turned off automatically, a chime will
sound, and the system “malfunction” warn-
ing message with the driver assist system
blind spot indicator (orange) will appear in
the vehicle information display.
Action to take:
Stop the vehicle in a safe location and place
the shift lever in the P (Park) position. Turn
the engine off and restart the engine. If the
system “malfunction” warning message with
the driver assist system blind spot indicator
(orange) continues to be displayed, have the
BSW system checked. It is recommended
you visit an INFINITI retailer for this service.
Starting and driving5-47

.BSI will not operate or will stop operat-
ing and only a warning chime will sound
under the following conditions.
— When the brake pedal is depressed.
(models without Direct Adaptive
Steering)
— When the vehicle is accelerated dur-
ing BSI system operation
— When steering quickly
— When the ICC, DCA, PFCW or FEB
warnings sound.
— When the hazard warning flashers
are operated.
— When driving on a curve at a high
speed.
JVS0826X
Vehicle information display
Dynamic driver assistance switch
SYSTEM TEMPORARILY UNA-
VAILABLE
Under the following conditions, a chime will
sound, the “currently unavailable” warning
message will appear in the vehicle informa-
tion display
and the BSI system will be
turned off automatically. The BSI system will
not be available until the conditions no
longer exist.
. When the VDC system (except TCS
function) or ABS operates.
. When the VDC system is turned off. .
When the INFINITI Drive Mode Selector
is turned to the SNOW mode.
Action to take:
When the above conditions no longer exist,
push the dynamic driver assistance switch
again to turn the BSI system back on.
When radar blockage is detected, the BSI
system will be turned off automatically, a
chime will sound and the “side radar ob-
struction” warning message will appear in
the vehicle information display
.
The BSI system is not available until the
conditions no longer exist. For additional
information, see “System maintenance”
(P.5-60).
Action to take:
When the above conditions no longer exist,
turn the BSI system on again. If the “side
radar obstruction” warning message ap-
pears even after the BSI system is turned
on again, stop the vehicle in a safe location,
place the shift lever in the P (Park) position
and turn the engine off. Check for and
remove objects obscuring the radar sensors
on the rear bumper, and restart the engine.
If the vehicle is parked in direct sunlight
under high temperature conditions (over
approximately 104°F (40°C)) and then the
BSI system is turned on, the BSI system may
be deactivated automatically. The “high
cabin temperature” warning message will
Starting and driving5-59

5-60Starting and driving
appear in the vehicle information display.
Action to take:
When the interior temperature is reduced,
push the dynamic driver assistance switch
again to turn the BSI system back on.
SYSTEM MALFUNCTION
When the BSI system malfunctions, it will be
turned off automatically, a chime will sound,
and the system “malfunction” warning mes-
sage with the driver assist system blind spot
indicator (orange) will appear in the vehicle
information display.
Action to take:
Stop the vehicle in a safe location and place
the shift lever in the P (Park) position. Turn
the engine off and restart the engine. If the
system “malfunction” warning message with
the driver assist system blind spot indicator
(orange) continues to be displayed, have the
BSI system checked. It is recommended you
visit an INFINITI retailer for this service.
JVS1125X
SYSTEM MAINTENANCE
The two radar sensorsfor the BSI system
are located near the rear bumper. Always
keep the area near the radar sensors clean.
The radar sensors may be blocked by
temporary 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 you visit an INFINITI
retailer if the area around the radar sensors
is damaged due to a collision.
The lane camera unit
for BSI system is
located above the inside mirror. To keep the
proper operation of BSI 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 instru-
ment panel. The reflection of sunlight
may adversely 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. It is recommended
you contact an INFINITI retailer if the
camera unit is damaged due to an
accident.

5-70Starting and driving
duced, turn off the BCI system and turn
it on again.
. “Unavailable Side Radar Obstruction”:
When side radar blockage is detected.
Action to take:
When the blockage is removed, turn off
the BCI system and turn it on again.
SYSTEM MALFUNCTION
If the BCI system malfunctions, it will turn
off automatically, a chime will sound and BCI
system “malfunction” warning message will
appear in the vehicle information display
.
Action to take:
Stop the vehicle in a safe location and place
the shift lever in the P (Park) position. Turn
the engine off and restart the engine. If the
warning message continues to appear, have
the system checked. It is recommended you
visit an INFINITI retailer for this service.JVS1122X
SYSTEM MAINTENANCE
The two radar sensorsfor the BCI system
is located near the rear bumper. Always keep
the area near the radar sensors clean.
The radar sensors may be blocked by
temporary 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 you visit an INFINITI
retailer if the area around the radar sensors
is damaged due to a collision.
Radio frequency statement
For USA
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, in-
cluding interference that may cause unde-
sired operation.
NOTE:
The manufacturer is not responsible for any
radio or TV interference caused by un-
authorized modifications to this equipment.
Such modifications could void the user’s
authority to operate the equipment.
For Canada
This device complies with Industry Canada
Standard RSS-310.
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, in-
cluding interference that may cause unde-

sired operation.
Frequency of operation: 24.05GHz —
24.25GHz
Field Strength: Not greater than 2.5V/m
peak (0.25V/m average) at a distance of 3
mPRECAUTIONS ON CRUISE
CONTROL
.If the cruise control system malfunctions,
it will cancel automatically. The cruise
indicator (green) in the vehicle informa-
tion display will then blink to warn the
driver.
. If the engine coolant temperature be-
comes excessively high, the cruise con-
trol system will be canceled
automatically.
. If the cruise indicator (green) blinks, turn
the cruise control MAIN switch off and
have the system checked. It is recom-
mended you visit an INFINITI retailer for
this service.
. The cruise indicator (green) may some-
times blink when the cruise control MAIN
switch is turned ON while pushing the
SET/COAST (-), RESUME/ACCELER-
ATE (+) or CANCEL switch. To properly
set the cruise control system, perform
the steps below in the order indicated.
WARNING
Do not use the cruise control when
driving under the following conditions:
. when it is not possible to keep the
vehicle at a set speed .
in heavy traffic or in traffic that
varies in speed
. on winding or hilly roads
. on slippery roads (rain, snow, ice,
etc.)
. in very windy areas
Doing so could cause a loss of vehicle
control and result in an accident.
Starting and driving5-71
CRUISE CONTROL (if so equipped)

5-88Starting and driving
.When the INFINITI Drive Mode Selector
is turned to the SNOW mode
. When the radar signal is temporarily
interrupted
Action to take:
When the conditions listed above are no
longer present, turn the ICC system back on
to use the system.
JVS0221X
ICC system warning
Condition B:
Under the following conditions, making it
impossible to detect a vehicle ahead, the ICC
system is automatically canceled.
The chime will sound, the ICC system
warning (orange) and the “front radar ob-
struction” warning message will appear in
the vehicle information display.
. When the radar sensor area of the front
bumper is covered with dirt or is ob-
structed
Action to take:
If the warning (orange) or warning message
appears, stop the vehicle in a safe place,
place the shift lever in the P (Park) position and turn the engine off. When the radar
signal is temporarily interrupted, clean the
sensor area of the front bumper and restart
the engine. If the warning (orange) or
warning message continues to be displayed,
have the system checked. It is recommended
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 ICC system will resume automatically.
Condition C:
When the ICC system is not operating
properly, the chime sounds and the ICC
system warning (orange) will appear.
Action to take:
If the warning appears, stop the vehicle in a
safe place and place the shift lever in the P
(Park) position. 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
warning stays on, it may indicate that the
ICC system is malfunctioning. Although the
vehicle is still driveable under normal con-
ditions, have the vehicle checked. It is
recommended you visit an INFINITI retailer