2020 INFINITI QX50 Owners Manual

TURNING THE PFCW SYSTEM
ON/OFF
Perform the following steps to turn the
PFCW system on or off.1. Press the MENU button below the lower display screen.
2. Select “Driver Assistance.”
3. Select “Emergency Assist.”
4. Select “ON” to turn the “Forward” sys- tem on or off.
When the PFCW system is turned off, the
FEB with Pedestrian Detection system warn-
ing light illuminates.
NOTE: ∙ The PFCW system will be automatically
turned on when the engine is restarted.
∙ The PFCW system (if so equipped) is in-
tegrated into the FEB with Pedestrian
Detection system. There is not a sepa-
rate selection in the lower display for the
PFCW system. When the FEB with Pe-
destrian Detection is turned off, the
PFCW system is also turned off.
LSD3610
Starting and driving5-163

Illustration A
LSD2312
5-164Starting and driving

PFCW SYSTEM LIMITATIONS
WARNING
Listed below are the system limitations for
the PFCW system. Failure to operate the
vehicle in accordance with these system
limitations could result in serious injury or
death.
∙ The PFCW system cannot detect all ve-hicles under all conditions.
∙ The radar sensor does not detect the fol- lowing objects: – Pedestrians, animals or obstacles in
the roadway
– Oncoming vehicles
– Crossing vehicles
∙ (Illustration A) The PFCW system does not function when a vehicle ahead is a
narrow vehicle, such as a motorcycle.
∙ The radar sensor may not detect a vehicle ahead in the following conditions:
– Snow or heavy rain. – Dirt, ice, snow or other material cov-
ering the radar sensor.
– Interference by other radar sources.
– Snow or road spray from traveling vehicles.
– Driving in a tunnel.
– (Illustration B) When the vehicle ahead is being towed.
Illustration B
LSD2265
Starting and driving5-165

– (Illustration C) When the distance tothe vehicle ahead is too close, the
beam of the radar sensor is
obstructed.
– (Illustration D) When driving on a steep downhill slope or roads with
sharp curves.
∙ The system is designed to automatically check the sensor’s functionality, within
certain limitations. The system may not
detect some forms of obstruction of the
sensor area such as ice, snow, stickers,
etc. In these cases, the system may not be
able to warn the driver properly. Be sure
that you check, clean and clear the sensor
area regularly.
∙ Excessive noise will interfere with the warning chime sound, and the chime may
not be heard.
5-166Starting and driving

Illustration C
LSD2266
Starting and driving5-167

Illustration D
LSD2313
5-168Starting and driving

SYSTEM TEMPORARILY
UNAVAILABLE
Condition A
When the radar sensor picks up interference
from another radar source, making it impos-
sible to detect a vehicle ahead, the PFCW
system is automatically turned off.
The FEB with Pedestrian Detection system
warning light (orange) will illuminate.
Action to take
When the above conditions no longer exist,
the PFCW system will resume automatically.
Condition B
When the sensor area of the front bumper is
covered with dirt or is obstructed, making it
impossible to detect a vehicle ahead, the
PFCW system is automatically turned off.
The FEB with Pedestrian Detection system
warning light (orange) will illuminate and the
“Unavailable: Front Radar Blocked” warning
message will appear in the vehicle informa-
tion display.
LSD3575
Starting and driving5-169

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
5-170Starting and driving