2018 NISSAN ALTIMA Owner´s Manual

I-FCW SYSTEM OPERATION
The I-FCW system operates at speeds
above approximately 3 mph (5 km/h).
If there is a potential risk of a forward colli-
sion, the I-FCW system will warn the driver
by blinking the vehicle ahead detection in-
dicator, and sounding an audible alert.
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TURNING THE I-FCW SYSTEM
ON/OFF
Perform the following steps to turn the
I-FCW system ON or OFF.1. Press the
button until “Settings”
displays in the vehicle information dis-
play. Use the
button to select
“Driver Assistance.” Then press the EN-
TER button.
2. Select “Emergency Braking” and press the ENTER button.
3. Select “System” and press the ENTER button.
When the I-FCW system is turned off, the
AEB system warning light illuminates.
NOTE:
∙ The I-FCW system will be automati-
cally turned on when the engine is
restarted.
∙ The I-FCW system (if so equipped) is
integrated into the AEB system. There
is not a separate selection in the ve-
hicle information display for the
I-FCW system. When the AEB is turned
off, the I-FCW system is also turned
off.
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I-FCW SYSTEM LIMITATIONS
Illustration A
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WARNING
Listed below are the system limitations
for the I-FCW system. Failure to operate
the vehicle in accordance with these
system limitations could result in seri-
ous injury or death.
∙ The I-FCW system cannot detect allvehicles under all conditions.
∙ The radar sensor does not detect the following objects:
– Pedestrians, animals or obstacles in the roadway – Oncoming vehicles
– Crossing vehicles
∙ (Illustration A) The I-FCW system does not function when a vehicle ahead is a
narrow vehicle, such as a motorcycle.
∙ The radar sensor may not detect a ve- hicle ahead in the following
conditions:
– Snow or heavy rain
– Dirt, ice, snow or other material covering the radar sensor. – Interference by other radar
sources.
– Snow or road spray from travelling vehicles.
– Driving in a tunnel
– (Illustration B) When the vehicle ahead is being towed.
– (Illustration C) When the distance to the vehicle ahead is too close,
the beam of the radar sensor is
obstructed.
Illustration B
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– (Illustration D) When driving on asteep downhill slope or roads with
sharp curves.
∙ The system is designed to automati- cally check the sensor’s functionality,
within certain limitations. The system
may not detect some forms of ob-
struction 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.
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Illustration C
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Illustration D
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SYSTEM TEMPORARILY
UNAVAILABLE
Condition A
When the radar sensor picks up interfer-
ence from another radar source, making it
impossible to detect a vehicle ahead, the
I-FCW system is automatically turned off.
The AEB system warning light (orange) will
illuminate.
Action to take
When the above conditions no longer exist,
the I-FCW system will resume automati-
cally.
Condition B
When the sensor area of the front bumper
is covered with dirt or is obstructed, mak-
ing it impossible to detect a vehicle ahead,
the I-FCW system is automatically turned
off.
The AEB system warning light (orange) will
illuminate and the “Unavailable: Front Ra-
dar Obstruction” warning message will ap-
pear in the vehicle information display.
When driving on roads with limited road
structures or buildings (for example, long
bridges, deserts, snow fields, driving next to
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