Mazda CX-30 (2021 year). Manual in english — page 9
When Driving
i-ACTIVSENSE
NOTE
In the following cases, the warnings
and brakes may not operate even if
your vehicle starts closing in on the
vehicle ahead.
You are driving your vehicle at the
same speed as the vehicle ahead.
Directly after the MRCC system has
been set.
Directly after the accelerator pedal is
released.
Another vehicle cuts into the driving
lane in front of you.
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i-ACTIVSENSE
▼ Setting the System
The MRCC system operates when all of the following conditions are met.
Vehicle speed is 30 km/h (19 mph) to 145 km/h (90 mph)
The MRCC is turned on.
The brake pedal is not depressed.
The parking brake is released (Electric Parking Brake (EPB) indicator light is turned
off).
There is no problem with the DSC.
All the doors are closed.
The driver's seat belt is fastened.
The shift lever is in a position other than reverse (R) or neutral (N).
The clutch pedal is not depressed.
Turning on the system
1. CANCEL switch
2. RES switch
3. MRCC switch
When the MRCC switch is pressed once, the MRCC system turns on, and the MRCC
standby indication (white) turns on and the vehicle speed and the distance between
the vehicles while in headway control can be set.
In addition, the MRCC system display indication is displayed on the
multi-information display and the active driving display at the same time.
NOTE
If the ignition is switched off while the MRCC system is operating, the system will be
operable when the ignition is switched ON the next time.
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i-ACTIVSENSE
How to set the speed
Adjust the vehicle speed to the desired setting using the accelerator pedal and press
the RES switch up (SET+) or down (SET-) to start headway control.
The set speed is indicated on the display. At the same time, the MRCC standby
indication (white) changes to the MRCC set indication (green).
Indication on multi-information
Indication on active driving dis-
Travel status
display
play
During travel at constant speed
During travel under headway
control
NOTE
If a vehicle ahead is detected while traveling at a constant speed, the
vehicle-ahead indication is displayed and headway control is performed.
Additionally, when a vehicle ahead is no longer detected, the vehicle-ahead
indication turns off and the system switches back to travel at constant speed.
The lowest possible speed which can be set on the MRCC system is 30 km/h (19
mph).
Headway control is not possible if the vehicle ahead is driving faster than your
vehicle's set speed. Adjust the system to the desired vehicle speed using the
accelerator pedal.
How to set the distance-between-vehicles during headway control
The distance-between-vehicles can be set to 4 levels; Long, medium, short, and
extremely short distance.
The distance-between-vehicles is set to a shorter distance by pressing the CANCEL
switch down. The distance-between-vehicles is set to a longer distance by pressing
the CANCEL switch up.
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When Driving
i-ACTIVSENSE
Distance-between-vehicles
guideline
Indication on multi-information
Indication on active driving dis-
(at 80 km/h (50 mph) vehicle
display
play*1
speed)
Long (about 50 m (164 ft))
Medium (about 40 m (131 ft))
Short (about 30 m (98 ft))
Extremely short (about 25 m (82
ft))
*1
Displays a pop-up image in the active driving display only when the driver operates the switch.
NOTE
The distance-between-vehicles differs depending on the vehicle speed, and the
slower the vehicle speed, the shorter the distance.
When the ignition is switched to ACC or OFF and then the engine is started again,
the system automatically sets the distance-between-vehicles to the previous
setting.
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When Driving
i-ACTIVSENSE
Changing the Set Vehicle Speed
The Smart Brake Support (SBS) has
operated.
(To accelerate/decelerate using the
When traveling on a downslope for a
RES switch)
long period of time.
When the RES switch is pressed up
There is a problem with the system.
(SET+), the vehicle accelerates and
The vehicle speed decreases to less
when the RES switch is pressed down
than 25 km (16 mph).
(SET-), it decelerates.
The shift lever is shifted to neutral
(N) for a certain period of time.
Press and release immediately: 1
The clutch is depressed for a certain
km/h (1 mph)
period of time.
Press and hold: 10 km/h (5 mph)
The engine stalls.
(To increase speed using accelerator
The front radar sensor cannot detect
pedal)
target objects (during rain, fog, snow
or other inclement weather
Depress the accelerator pedal and
conditions, or when the radiator
press the RES switch up (SET+) or
grille is dirty).
down (SET-) at the desired speed. If
The parking brake is applied.
the switch is not operated, the system
Any of the doors is opened.
returns to the set speed after you
The driver's seat belt is unfastened.
release your foot from the accelerator
The operation frequency of the
pedal.
braking by the MRCC control is high.
NOTE
Resuming control
The warnings and brake control do
If the MRCC system is canceled, you
not operate while the accelerator
can resume control at the previously
pedal is depressed.
set speed by pressing the RES switch
Canceling the system
and after all of the operation
conditions have been met.
When the following operations are
performed, the MRCC system is
NOTE
canceled, and the MRCC set indication
If the set speed is not indicated in the
(green) switches to the MRCC standby
display, the control does not resume
indication (white) at the same time.
even if the RES switch is pressed.
The CANCEL switch is pressed.
Turning off the system
The brake pedal is depressed.
When the MRCC switch is pressed
The shift lever is in the reverse (R)
while the MRCC is operating, the
position.
MRCC turns off.
▼ Shift-up/Shift-down Request
Under the following conditions, the
Display
MRCC cancel indication is displayed in
the multi-information display and a
The shift-up or shift-down request
single beep sound is heard.
display might be displayed while the
MRCC is operating. When this occurs,
The DSC has operated.
shift gears because the gear position is
not appropriate.
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When Driving
i-ACTIVSENSE
Request
Indication on display
Mazda Radar Cruise
Shift up
Shift Up to a Higher Gear
Control with Stop & Go
Shift down
Shift Down to a Lower Gear
function (MRCC with
NOTE
Stop & Go function)
If the gears are not shifted up even
(Automatic
though the shift-up request
indication is displayed, load will be
Transmission)*
applied to the engine and the MRCC
▼ Mazda Radar Cruise Control with
might be automatically canceled or
Stop & Go function (MRCC with
engine damage could occur.
Stop & Go function)
If the gears are not shifted down
even though the shift-down request
The MRCC with Stop & Go function
indication is displayed, the MRCC
system is designed to maintain
might be automatically canceled or
headway control*1 with a vehicle
engine stalling could occur.
ahead according to your vehicle's
speed using a front radar sensor to
detect the distance to the vehicle
ahead and a preset vehicle speed
without you having to use the
accelerator or brake pedals.
*1
Headway Control: Control of the
distance between your vehicle and
the vehicle ahead detected by the
Mazda Radar Cruise Control
(MRCC) system.
Additionally, if your vehicle starts
closing in on the vehicle ahead such as
if the vehicle ahead brakes suddenly, a
warning sound and a warning
indication in the display are activated
simultaneously to alert you to maintain
a sufficient distance between the
vehicles.
If the vehicle ahead stops while you are
following behind it, your vehicle will
stop and be held stopped
automatically (stop hold control), and
headway control will resume when you
resume driving the vehicle such as by
pressing the RES switch.
Also refer to the following before using
the MRCC with Stop & Go function.
AUTOHOLD (page 4-69)
*Some models.
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When Driving
i-ACTIVSENSE
Forward Sensing Camera (FSC) (page
¾ When entering and exiting
4-198)
interchanges, service areas, and
Front radar sensor (page 4-202)
parking areas of highways (If you exit
a highway while headway control is
in use, the vehicle ahead will no
WARNING
longer be tracked and your vehicle
may accelerate to the set speed.)
Do not rely completely on the MRCC
¾ Slippery roads such as ice or
with Stop & Go function:
snow-bound roads (Tires could spin
The MRCC with Stop & Go function
causing you to lose vehicle control,
system has detection limitations
or the stop hold control may not
depending on the type of vehicle
operate.)
ahead and its conditions, the weather
¾ Long, descending slopes (to
conditions, and the road conditions.
maintain distance between vehicles,
Additionally, the system may be unable
the system automatically and
to decelerate sufficiently to avoid
continuously applies the brakes
hitting the vehicle ahead if the vehicle
which could result in the loss of
ahead applies the brakes suddenly or
brake power.)
another vehicle cuts into the driving
¾ Slopes with a steep gradient (The
lane in front of you, which could result
vehicle ahead may not be detected
in an accident.
correctly, your vehicle may slide
Always drive carefully and verify the
while stopped by the stop hold
surrounding conditions and depress
control, and it may accelerate
the brake pedal or accelerator pedal
suddenly after it starts moving.)
while keeping a safe distance from
¾ Two-wheeled vehicles such as
vehicles ahead or on-coming vehicles.
motorcycles or bicycles are ahead.
Do not use the MRCC with Stop & Go
For safety purposes, switch the MRCC
function system in the following
with Stop & Go function system off
locations. Using the MRCC with Stop
when it is not being used.
& Go function system at the following
Leaving the MRCC with Stop & Go
locations may result in an unexpected
function system turned on when it is
accident:
not in use is dangerous as it could
¾ General roads other than highways
operate unexpectedly, resulting in an
(Driving under these conditions
accident.
using the MRCC with Stop & Go
function system is not possible.)
¾ Roads with sharp curves and where
vehicle traffic is heavy with
insufficient space between vehicles,
or roads where frequent and
repetitive acceleration and
deceleration occur (Driving under
these conditions using the MRCC
with Stop & Go function is not
possible.)
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When Driving
i-ACTIVSENSE
Do not get out of the vehicle while
During headway control travel, the
the stop hold control is operating:
system accelerates and decelerates
Getting out of the vehicle while the
your vehicle in conjunction with the
stop hold control is operating is
speed of the vehicle ahead.
dangerous as the vehicle may move
However, if it is necessary to
unexpectedly and result in an accident.
accelerate for a lane change or if the
Before getting out of the vehicle,
vehicle ahead brakes suddenly
switch the MRCC with Stop & Go
causing you to close in on the vehicle
function system off, shift the selector
rapidly, accelerate using the
lever to the P position, and apply the
accelerator pedal or decelerate using
parking brake.
the brake pedal depending on the
conditions.
While the MRCC with Stop & Go
CAUTION
function system is in use, it does not
¾ If your vehicle is towed or you are
cancel even if the selector lever is
operated and any intended engine
towing something, switch the MRCC
with Stop & Go function system off
braking does not occur. If
deceleration is required, lower the
to prevent an unexpected operation.
¾ Turn the system off when the vehicle
set speed or depress the brake
pedal.
is running on a chassis roller.
While braking by the MRCC with
Stop & Go function control is
NOTE
operating, you might hear an
The MRCC with Stop & Go function
operation sound, however, this does
system does not detect the following
not indicate a problem.
as physical objects.
The brake lights turn on while
braking by the MRCC with Stop &
Vehicles approaching in the
Go function control is operating,
opposite direction
however, they may not turn on while
Pedestrians
the vehicle is on a down slope at the
Stationary objects (stopped
set vehicle speed or traveling at a
vehicles, obstructions)
constant speed and following a
If a vehicle ahead is traveling at an
vehicle ahead.
extremely low speed, the system may
Stop the headway control function to
not detect it correctly.
switch the system to the cruise
If there is a structure on the road or
control function.
an object (such as a monorail) at a
Refer to the Settings section in the
low height off the ground in front of
Mazda Connect Owner's Manual.
the vehicle, the system may operate.
Therefore, do not use the MRCC
with Stop & Go function.
Do not use the MRCC with Stop &
Go function system under conditions
in which close proximity warnings
are frequently activated.
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i-ACTIVSENSE
▼ Mazda Radar Cruise Control with
Active driving display
Stop & Go function (MRCC with
Stop & Go function) Display
Indication
The MRCC with Stop & Go function
setting status and operation conditions
1. Vehicle ahead display
are indicated on the multi-information
2. MRCC with Stop & Go function set
display and the active driving display.
vehicle speed
Multi-information Display (Basic
display)
If there is a problem with the MRCC
with Stop & Go function system, a
message is displayed on the
multi-information display. Check the
center display to verify the problem
and then have your vehicle inspected
by an Authorized Mazda Dealer.
Refer to If a Warning Light Turns On or
Flashes on page 7-22.
1. Vehicle ahead display
2. MRCC with Stop & Go function set
vehicle speed
Multi-information Display
(i-ACTIVSENSE display)
1. Vehicle ahead display
2. MRCC with Stop & Go function set
vehicle speed
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When Driving
i-ACTIVSENSE
▼ Close Proximity Warning
If your vehicle rapidly closes in on the
vehicle ahead because the vehicle
ahead applies the brakes suddenly
while you are traveling in headway
control, the warning sound activates
and the brake warning is indicated in
the display. Always verify the safety of
the surrounding area and depress the
brake pedal while keeping a safe
distance from the vehicle ahead.
Additionally, keep a safe distance from
the vehicles behind you.
1.
“Depress Brake Pedal” message is
displayed
NOTE
In the following cases, the warnings
and brakes may not operate even if
your vehicle starts closing in on the
vehicle ahead.
You are driving your vehicle at the
same speed as the vehicle ahead.
Directly after the MRCC with Stop &
Go function system has been set.
Directly after the accelerator pedal is
released.
Another vehicle cuts into the driving
lane in front of you.
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i-ACTIVSENSE
▼ Setting the System
The MRCC with Stop & Go function system operates when all of the following
conditions are met.
Vehicle speed is 0 km/h (0 mph) to 145 km/h (90 mph)
The MRCC with Stop & Go function is turned on.
The brake pedal is not depressed.
The parking brake is released (Electric Parking Brake (EPB) indicator light is turned
off).
There is no problem with the DSC.
All the doors are closed.
The driver's seat belt is fastened.
The selector lever is in the drive (D) position or manual (M) position (manual
mode).
NOTE
In the following cases, the MRCC with Stop & Go function system is canceled
when the vehicle is traveling at 30 km/h (20 mph) or less and “Mazda Radar
Cruise Control Disabled Under 30 km/h” is displayed in the multi-information
display.
The Forward Sensing Camera (FSC) cannot detect target objects (There is
problem with the Forward Sensing Camera (FSC) or windshield is dirty).
There is a problem with the stop hold control function.
There is a problem with the Electric Parking Brake (EPB).
It may not be possible to set the MRCC with Stop & Go function system directly
after starting the engine, while the DSC operation is being checked.
Turning on the system
1. CANCEL switch
2. RES switch
3. MRCC switch
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i-ACTIVSENSE
When the MRCC switch is pressed once, the MRCC with Stop & Go function system
turns on, and the MRCC with Stop & Go function standby indication (white) turns
on and the vehicle speed and the distance between the vehicles while in headway
control can be set.
In addition, the MRCC with Stop & Go function system display indication is
displayed on the multi-information display and the active driving display at the same
time.
NOTE
If the ignition is switched off while the MRCC with Stop & Go function system is
operating, the system will be operable when the ignition is switched ON the next
time.
How to set the speed
Adjust the vehicle speed to the desired setting using the accelerator pedal and press
the RES switch up (SET+) or down (SET-) to start headway control.
The set speed is indicated on the display. At the same time, the MRCC standby
indication (white) changes to the MRCC set indication (green).
Indication on multi-information
Indication on active driving dis-
Travel status
display
play
During travel at constant speed
During travel under headway
control
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i-ACTIVSENSE
NOTE
If a vehicle ahead is detected while traveling at a constant speed, the
vehicle-ahead indication is displayed and headway control is performed.
Additionally, when a vehicle ahead is no longer detected, the vehicle-ahead
indication turns off and the system switches back to travel at constant speed.
The lowest possible speed which can be set on the MRCC with Stop & Go
function system is 30 km/h (19 mph).
Headway control is not possible if the vehicle ahead is driving faster than your
vehicle's set speed. Adjust the system to the desired vehicle speed using the
accelerator pedal.
How to set the distance-between-vehicles during headway control
The distance-between-vehicles can be set to 4 levels; Long, medium, short, and
extremely short distance.
The distance-between-vehicles is set to a shorter distance by pressing the CANCEL
switch down. The distance-between-vehicles is set to a longer distance by pressing
the CANCEL switch up.
Distance-between-vehicles
guideline
Indication on multi-information
Indication on active driving dis-
(at 80 km/h (50 mph) vehicle
display
play*1
speed)
Long (about 50 m (164 ft))
Medium (about 40 m (131 ft))
Short (about 30 m (98 ft))
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i-ACTIVSENSE
Distance-between-vehicles
guideline
Indication on multi-information
Indication on active driving dis-
(at 80 km/h (50 mph) vehicle
display
play*1
speed)
Extremely short (about 25 m (82
ft))
*1
Displays a pop-up image in the active driving display only when the driver operates the switch.
NOTE
The distance-between-vehicles differs depending on the vehicle speed, and the
slower the vehicle speed, the shorter the distance.
When the ignition is switched to ACC or OFF and then the engine is started again,
the system automatically sets the distance-between-vehicles to the previous
setting.
Changing the Set Vehicle Speed
The setting speed can be changed by
operating the RES switch up (SET+)
(To accelerate/decelerate using the
or down (SET-) during stop hold
RES switch)
control.
When the RES switch is pressed up
Canceling the system
(SET+), the vehicle accelerates and
when the RES switch is pressed down
When the following operations are
(SET-), it decelerates.
performed, the MRCC with Stop & Go
function system is canceled, and the
Press and release immediately: 1
MRCC with Stop & Go function set
km/h (1 mph)
indication (green) switches to the
Press and hold: 10 km/h (5 mph)
MRCC with Stop & Go function
(To increase speed using accelerator
standby indication (white) at the same
pedal)
time.
Depress the accelerator pedal and
The CANCEL switch is pressed.
press the RES switch up (SET+) or
The brake pedal is depressed.
down (SET-) at the desired speed. If
The selector lever is in the P (Park), N
the switch is not operated, the system
(Neutral), or R (Reverse) position.
returns to the set speed after you
release your foot from the accelerator
Under the following conditions, the
pedal.
MRCC with Stop & Go function cancel
NOTE
indication is displayed in the
multi-information display and a single
The warnings and brake control do
beep sound is heard.
not operate while the accelerator
pedal is depressed.
The DSC has operated.
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When Driving
i-ACTIVSENSE
The Smart Brake Support (SBS) has
▼ Stop Hold Control
operated.
While in headway control using the
When traveling on a downslope for a
MRCC with Stop & Go function
long period of time.
system, your vehicle will stop when a
There is a problem with the system.
vehicle ahead stops. When the vehicle
The parking brake is automatically
is stopped and the stop hold control
applied during stop hold control.
operates, the MRCC with Stop & Go
The front radar sensor cannot detect
function indicator light turns on.
target objects (during rain, fog, snow
or other inclement weather
conditions, or when the radiator
grille is dirty).
The parking brake is applied.
Any of the doors is opened.
NOTE
The driver's seat belt is unfastened.
The operation frequency of the
If the MRCC with Stop & Go
braking by the MRCC with Stop &
function system is canceled during
Go function control is high.
stop hold control, the vehicle is held
in its stopped position.
Resuming control
The parking brake is automatically
If the MRCC with Stop & Go function
applied and the vehicle is held in its
system is canceled, you can resume
stopped position when 10 minutes
control at the previously set speed by
have elapsed since the stop hold
pressing the RES switch and after all of
control operated. At this time, the
the operation conditions have been
MRCC with Stop & Go function
met.
system is canceled.
The brake lights turn on during stop
NOTE
hold control.
If the set speed is not indicated in the
display, the control does not resume
To resume driving
even if the RES switch is pressed.
After the vehicle ahead starts moving
Turning off the system
while your vehicle is stopped under
stop hold control, press the RES switch
When the MRCC switch is pressed
or depress the accelerator pedal to
while the MRCC is operating, the
cancel the stop hold control and
MRCC turns off.
resume driving.
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i-ACTIVSENSE
NOTE
Traffic Jam Assist (TJA)*
When you resume driving by pressing
the RES switch, your vehicle does not
▼ Traffic Jam Assist (TJA)
start moving until the distance
The TJA is a system which consists of a
between your vehicle and the vehicle
headway control function and a
ahead lengthens to the specified
steering assist function for reducing
distance or farther.
driver fatigue during traffic jams when
If the MRCC with Stop & Go
driving on expressways or highways.
function is temporarily canceled
This system performs headway control
during stop hold control, you cannot
to maintain a constant distance
resume driving by pressing the RES
between your vehicle and a vehicle
switch when there are no vehicles in
ahead at a preset vehicle speed
front of your vehicle. Depress the
without you having to use the
accelerator pedal and resume driving
accelerator or brake pedal. Even
the vehicle.
further, with the steering assist
If the vehicle ahead starts moving
function, when vehicle lane lines are
within 3 seconds after your vehicle is
detected, the function assists the driver
stopped by the stop hold control,
in keeping the vehicle within the lane
headway control will resume even if
lines. If lane lines are not detected, the
you do not resume driving your
function provides the driver driving
vehicle, such as by depressing the
assistance in keeping the vehicle along
accelerator pedal.
the motion path with the vehicle
ahead.
Resume driving information
If you do not resume driving within a
WARNING
few seconds after the vehicle ahead
starts moving, the multi-information
Do not rely completely on TJA:
display vehicle-ahead indication
¾ The TJA is not an automated driving
flashes to urge the driver to resume
system. In addition, the functions
driving. If you do not resume driving
have limitations. Do not rely
after the indicator light flashes, a
completely on the system and always
sound is activated to urge you to
stay on course using the steering
resume driving.
wheel.
¾ Set a vehicle speed within the speed
limit according to the road
conditions and the weather
conditions.
*Some models.
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i-ACTIVSENSE
¾ The TJA may not be able to detect a
¾ When entering and exiting
vehicle ahead depending on the type
interchanges, service areas, and
of vehicle ahead and its conditions,
parking areas of expressways (If you
the weather conditions, and the road
exit an expressway while headway
conditions. Additionally, the system
control is in use, the vehicle ahead
might be unable to decelerate
will no longer be tracked and your
sufficiently if a vehicle ahead applies
vehicle may accelerate to the set
the brakes suddenly, another vehicle
speed).
cuts into the driving lane, or the
¾ Slippery roads such as icy or
difference in vehicle speed between
snow-covered roads (Tires could spin
your vehicle and the vehicle ahead is
causing you to lose vehicle control,
larger, which could result in an
or the stop hold control may not
accident. Check the surrounding
operate.)
conditions and always drive carefully
¾ Long, descending slopes (to
while keeping a safe distance from
maintain distance between vehicles,
vehicles ahead and on-coming
the system automatically and
vehicles.
continuously applies the brakes
which could result in the loss of
brake power.)
¾ Two-wheeled vehicles such as
For the purposes of safety, switch the
motorcycles or bicycles are ahead.
TJA off when it is not being used.
¾ (Automatic transmission vehicle)
Leaving the TJA turned on when it is
Slopes with a steep gradient (The
not in use is dangerous as it could
vehicle ahead may not be detected
operate unexpectedly, resulting in an
correctly, your vehicle may slip while
accident.
stopped by the stop hold control, or
it may accelerate suddenly after it
starts moving.)
Do not use the TJA under the
¾ Driving under bad weather
following conditions. Otherwise, it
conditions (rain, fog, and snow).
may result in an accident.
¾ The vehicle is driven on slippery
¾ General roads other than
roads such as icy or snow -covered
expressways or highways (Driving
roads and unpaved roads (Tires
under these conditions using the TJA
could spin causing you to lose
is not possible.)
vehicle control, or the stop hold
¾ Roads with sharp curves and where
control may not operate.)
vehicle traffic is heavy with
¾ Tires of a different specified size are
insufficient space between vehicles,
used, such as a temporary spare tire.
or roads where frequent and
¾ Tires with insufficient tread are used.
repetitive acceleration and
¾ The tire pressures are not adjusted to
deceleration occur (Driving under
the specified pressure.
these conditions using the TJA is not
¾ The vehicle is being used to tow a
possible).
camper or boat trailer.
¾ Tire chains are used.
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i-ACTIVSENSE
¾ The vehicle is driven on roads with
If a vehicle ahead is traveling at an
lane lines other than white (yellow)
extremely low speed, the system may
lines, such as an expressway.
not detect it correctly.
If there is a structure on the road or
an object (such as a monorail) at a
low height off the ground in front of
Do not get out of the vehicle while
the vehicle, the system may operate.
the stop hold control is operating.
Therefore, do not use the TJA.
Do not use the TJA under conditions
(Automatic transmission vehicle)
in which close proximity warnings
Getting out of the vehicle while the
are frequently activated.
stop hold control is operating is
If it is necessary to accelerate for a
dangerous as the vehicle may move
lane change or the vehicle ahead
unexpectedly and result in an accident.
brakes suddenly causing you to close
Before getting out of the vehicle,
in on the vehicle rapidly, accelerate
switch the TJA off, apply the parking
using the accelerator pedal or
brake, and then shift the selector lever
decelerate using the brake pedal
to the P position.
depending on the conditions.
While the TJA is in use, any intended
engine braking does not occur even
CAUTION
if you shift the shift lever (manual
transmission) or the selector lever
Turn the system off when the vehicle is
(automatic transmission). If
running on a chassis roller.
deceleration is required, lower the
Heed the following cautions so that
vehicle speed setting or depress the
the TJA can operate normally.
brake pedal.
While braking by the TJA control is
¾ Turn the system off when the vehicle
operating, you might hear an
is running on a chassis roller.
operation sound, however, this does
¾ Do not modify the vehicle's
not indicate a problem.
suspensions.
The brake lights turn on while
¾ Always use wheels of the specified
braking by the TJA control is
size for the front and rear wheels.
operating, however, they may not
Consult an Authorized Mazda Dealer
turn on while the vehicle is on a
for tire replacement.
down slope at the set vehicle speed
or traveling at a constant speed and
following a vehicle ahead.
NOTE
Under the following conditions, the
The headway control does not detect
TJA may not be able to detect white
the following as physical objects.
(yellow) lines or vehicles ahead
correctly and the TJA may not
Vehicles approaching in the
operate normally.
opposite direction
Pedestrians
The forward sensing camera (FSC)
Stationary objects (stopped
cannot recognize the area in front
vehicles, obstructions)
of the vehicle due to soiling or fog.
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i-ACTIVSENSE
The white (yellow) lane lines are
The width of a lane is excessively
less visible because of dirt or paint
narrow or wide.
flaking.
The road is excessively uneven.
White (yellow) lane lines or
The vehicle is shaken after hitting a
vehicles ahead are less visible
road bump.
because of bad weather (rain, fog,
There are various road markings or
or snow).
division lines (lane markings) of
The vehicle is driven on a
various shapes near an
temporary lane or section with a
intersection.
closed lane resulting from
The area in front of the camera is
construction where there might be
soiled or an object that obstructs
multiple white (yellow) lane lines,
the field of view is installed.
or they are interrupted.
Exhaust gas from the vehicle in
The camera picks up an obscure
front, sand, snow, and water vapor
line, such as a temporary line being
rising from manholes and grating,
used for construction, or because
and water splashed into the air.
of shade, unmelted snow, or
The surroundings are dark such as
grooves filled with water.
during the early evening or early
The road surface is wet and shiny
morning.
after rain, or there are puddles on
A vehicle ahead with a certain
the road.
taillight shape.
Heavy luggage is loaded in the
A vehicle ahead veers off course
luggage compartment or on the
from your vehicle's line of travel.
rear seat causing the vehicle to tilt.
A vehicle ahead is driving
A vehicle in front of your vehicle is
erratically.
running near a white (yellow) lane
The vehicle is driven on roads with
line making it less visible.
tight curves.
The windshield is dirty or foggy.
The vehicle is driven through an
intersection, a junction, or a fork in
Headway control function
the road.
If a vehicle ahead is detected while
While white (yellow) lane lines
traveling at a constant speed, the
cannot be detected due to road or
vehicle-ahead indication is displayed
weather conditions.
and headway control is performed.
The surrounding brightness
suddenly changes such as when
entering or exiting a tunnel.
Steering assist function
The illumination of the headlights
When lane lines are detected, the
is weakened because of dirt or the
function assists the driver in keeping
optical axis is deviated at night.
the vehicle within the lane lines. If lane
Back-light is reflected off the road
lines are not detected, the function
surface or the road surface is wet
provides the driver driving assistance in
and shiny after rain.
keeping the vehicle along the motion
The shade of a guardrail parallel to
path with the vehicle ahead.
a white (yellow) lane line is cast on
the road.
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i-ACTIVSENSE
NOTE
2. TJA set vehicle speed
Steering assist limit warning
Multi-information display
If the steering assist function cannot
(i-ACTIVSENSE display)
keep the vehicle within the lane lines
while the steering assist function is
operating, a warning sound is activated
and a warning is displayed on the
multi-information display to urge the
driver to operate the steering wheel.
1. Vehicle ahead display
2. TJA set vehicle speed
Active driving display
▼ Traffic Jam Assist (TJA) Display
Indication
1. Vehicle ahead display
The TJA setting status and operation
2. TJA set vehicle speed
conditions are indicated on the
multi-information display or the active
driving display.
Steering assist function display
Multi-information display (Basic
When the steering assist function
display)
operates, the steering assist operation
display on the display changes from
white to green.
NOTE
You can view the multi-information
display to check whether the steering
1. Vehicle ahead display
assist is performing controls in
conjunction with the traffic lane lines
or a vehicle ahead.
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i-ACTIVSENSE
Inactive
▼ Close Proximity Warning
If your vehicle rapidly closes in on the
vehicle ahead while you are traveling
under headway control, the warning
sound is activated and the brake
warning is indicated on the display.
Keep a safe distance between your
Active (vehicle ahead)
vehicle and a vehicle ahead.
Active (lane line)
1.
“Depress Brake Pedal” message is
displayed
If there is a problem with the TJA, a
NOTE
message is displayed on the
In the following cases, the warnings
multi-information display. Check the
and brakes may not operate even if
details of the problem on the center
your vehicle starts closing in on the
display and then have your vehicle
vehicle ahead.
inspected by an Authorized Mazda
Dealer.
You are driving your vehicle at the
Refer to If a Warning Light Turns On or
same speed as the vehicle ahead.
Flashes on page 7-22.
Directly after the TJA operates.
Directly after the accelerator pedal is
released.
Another vehicle cuts into the driving
lane in front of you.
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i-ACTIVSENSE
▼ Setting the System
Operation conditions
Headway control function
The TJA operates when all of the following conditions are met.
(Automatic transmission vehicle)
The vehicle speed is about 0 km/h (0 mph) to 145 km/h (90 mph).
The selector lever is in the D or M position (manual mode).
(Manual transmission vehicle)
The vehicle speed is about 30 km/h (19 mph) to 145 km/h (90 mph).
The shift lever is in a position other than the R or N position.
The clutch pedal is not depressed.
The TJA is operating.
The headway control function of the Mazda Radar Cruise Control (MRCC) or
Mazda Radar Cruise Control with Stop & Go function (MRCC with Stop & Go
function) is set to operable (if it was set to inoperable, set it to operable using the
personalization function).
The brake pedal is not depressed.
The parking brake is released (Electric Parking Brake (EPB) indicator light is turned
off).
There is no problem with the DSC.
All the doors are closed.
The driver's seat belt is fastened.
NOTE
(Automatic transmission vehicle)
Under the following conditions, the TJA cannot be used when the vehicle speed is
30 km/h (19 mph) or slower.
There is a problem with the stop hold control function.
There is a problem with the Electric Parking Brake (EPB).
The TJA may not launch directly after the engine starts.
Steering assist function
The steering assist function operates when all of the following conditions are met.
Your vehicle is moving and less than about 56 km/h (35 mph).
White (yellow) lane lines on both sides are detected and you are driving near the
center of the lane, or your vehicle detects a vehicle ahead.
The steering wheel is not turned sharply.
The turn signal lever is not operated.
The headway control function is operating.
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i-ACTIVSENSE
(Manual transmission vehicle)
The vehicle speed is about 30 km/h (19 mph) or faster.
NOTE
The steering assist function operates so that the vehicle remains near the center of
the driving lane, however, depending on conditions such as the road curvature, road
slope and undulations, and vehicle speed, the function might not be able to keep
the vehicle near the center of the driving lane.
Setting method
1. CANCEL switch
2. RES switch
3. TJA switch
1. Press the TJA switch.
The TJA standby indication (white) turns on. In addition, the TJA display
indication is displayed on the multi-information display at the same time.
2. Adjust the vehicle speed to the desired setting using the accelerator pedal and
press the RES switch up (SET+) or down (SET-) to start headway control.
The set speed is indicated on the display. At the same time, the TJA standby
indication (white) changes to the TJA set indication (green).
3. The headway control is operable when all of the conditions for it to operate are
met, or the steering assist function is operable when all of the conditions for it to
operate are met.
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i-ACTIVSENSE
NOTE
If a vehicle ahead is detected while traveling at a constant speed, the
vehicle-ahead indication is displayed and headway control is performed.
Additionally, when a vehicle ahead is no longer detected, the vehicle-ahead
indication turns off and the system switches back to travel at constant speed.
Headway control is not possible if the vehicle ahead is driving faster than your
vehicle's set speed. Adjust the system to the desired vehicle speed using the
accelerator pedal.
When the ignition is switched OFF, the system status before it was turned off is
maintained. For example, if the ignition is switched OFF with the TJA operable, the
TJA remains operational the next time the ignition is switched ON.
When the TJA switch is pressed while the Mazda Radar Cruise Control (MRCC) or
the Mazda Radar Cruise Control with Stop & Go function (MRCC with Stop & Go
function) system is operating, the TJA operates. In addition, when the MRCC
switch is pressed while the TJA is operating, the Mazda Radar Cruise Control
(MRCC) or the Mazda Radar Cruise Control with Stop & Go function (MRCC with
Stop & Go function) system operates.
Changing the set vehicle speed
(To accelerate/decelerate using the RES switch)
When the RES switch is pressed up (SET+), the vehicle accelerates and when the RES
switch is pressed down (SET-), it decelerates.
Press and release immediately: 1 km/h (1 mph)
Press and hold: 10 km/h (5 mph)
(To increase speed using accelerator pedal)
Depress the accelerator pedal and press the RES switch up (SET+) or down (SET-) at
the desired speed. If the switch is not operated, the system returns to the set speed
after you release your foot from the accelerator pedal.
NOTE
The warnings and brake control do not operate while depressing the accelerator
pedal.
The lowest possible speed which can be set on the TJA is 30 km/h (19 mph).
(Automatic transmission vehicle)
The vehicle speed setting can be changed by operating the RES switch during stop
hold control.
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i-ACTIVSENSE
Changing the distance between vehicles during headway control
The distance-between-vehicles can be set to 4 levels; Long, medium, short, and
extremely short distance.
The distance-between-vehicles is set to a shorter distance by pressing the CANCEL
switch down. The distance-between-vehicles is set to a longer distance by pressing
the CANCEL switch up.
Distance-between-vehicles
Indication on display
guideline
Indication on multi-information
Indication on active driving dis-
(at 80 km/h (50 mph) vehicle
display
play*1
speed)
Long (about 50 m (164 ft))
Medium (about 40 m (131 ft))
Short (about 30 m (98 ft))
Extremely short (about 25 m (82
ft))
*1
Displays a pop-up image when the CANCEL switch is operated.
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NOTE
The distance-between-vehicles differs depending on the vehicle speed, and the
slower the vehicle speed, the shorter the distance.
When the ignition is switched to ACC or OFF, the set distance-between-vehicles is
taken over automatically even when the engine is started again.
The function is temporarily canceled.
Headway control function
When the following operations are performed, the headway control function is
temporarily canceled and the TJA set indication (green) changes to the TJA standby
indication (white) at the same time.
The CANCEL switch is pressed one time.
The brake pedal is depressed.
(Automatic transmission vehicle)
The selector lever is in the P, N, or R position.
(Manual transmission vehicle)
The shift lever is in the R position.
In the following cases, the TJA cancel indication is displayed and a sound is activated
one time.
The DSC has operated.
The Smart Brake Support (SBS) has operated.
The vehicle is driven on a downslope for a long time.
There is a problem with the system.
The front radar sensor cannot detect target objects (during rain, fog, snow or other
inclement weather conditions, or when the radiator grille is dirty).
The parking brake is applied.
Any of the doors is opened.
The driver's seat belt is unfastened.
The operation frequency of the braking by the TJA control is high.
(Automatic transmission vehicle)
The parking brake is automatically applied during stop hold control.
(Manual transmission vehicle)
The vehicle speed decreases below 25 km/h (15 mph).
The shift lever is in the neutral position for a certain period of time.
The clutch pedal is depressed for a certain period of time.
The engine has stalled.
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i-ACTIVSENSE
Steering assist function
If any of the following conditions occurs, the steering assist function is temporarily
canceled.
The headway control function is canceled.
White (yellow) lane lines cannot be detected or a vehicle ahead cannot be
recognized.
Your vehicle speed is more than about 64 km/h (40 mph).
The accelerator pedal is operated.
The turn signal lever is operated.
The vehicle is being driven on a sharp curve.
The width of a lane is excessively narrow or wide.
The vehicle crosses a lane line.
The driver takes his/her hands off the steering wheel.
The steering wheel is operated abruptly.
There is a problem with the system.
The temperature in the Forward Sensing Camera (FSC) is too high or too low.
The windshield around the Forward Sensing Camera (FSC) is foggy.
The windshield around the Forward Sensing Camera (FSC) is blocked by an
obstruction, causing poor forward visibility.
NOTE
If you take your hands off the steering wheel (not holding the steering wheel), the
warning sound is activated and an alert is indicated on the multi-information display
and the active driving display.
Multi-information display
Active driving display
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i-ACTIVSENSE
If the steering wheel is held lightly, or depending on the road conditions, the system
determines that you have released the steering wheel (not holding the steering
wheel) even if you are holding it, and an alert is indicated on the multi-information
display and the active driving display.
To resume operation
If the TJA is temporarily canceled, it will resume operation at the previously set speed
by pressing the RES switch after all of the operation conditions have been met.
NOTE
If the set speed is not indicated on the display, the system does not operate even if
the RES switch is pressed.
After the operation, the steering assist operation may not operate for a period of 5
seconds at the most until the lane lines are detected or a vehicle ahead is
recognized.
Turning off
When the TJA switch is pressed while the TJA is operating, the TJA turns off.
▼ Shift-up/Shift-down Request
NOTE
Display (Manual Transmission)
If the gears are not shifted up even
The shift-up or shift-down request
though the shift-up request
display might be displayed while the
indication is displayed, load will be
TJA is operating. When this occurs, shift
applied to the engine and the TJA
gears because the gear position is not
might be automatically canceled or
appropriate.
engine damage could occur.
If the gears are not shifted down
Request
Indication on display
even though the shift-down request
Shift up
Shift Up to a Higher Gear
indication is displayed, the TJA might
be automatically canceled or engine
Shift down
Shift Down to a Lower Gear
stalling could occur.
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i-ACTIVSENSE
▼ Stop Hold Control (Automatic
If the TJA is temporarily canceled,
Transmission)
depress the accelerator pedal and
start driving the vehicle. If the TJA is
While in headway control using the
temporarily canceled, you cannot
TJA, your vehicle will stop when a
resume driving by pressing the RES
vehicle ahead stops. When the vehicle
switch when there are no vehicles in
is stopped and the stop hold control
front of your vehicle.
operates, the TJA indicator light turns
If the vehicle ahead starts moving
on.
within 3 seconds after your vehicle is
stopped by the stop hold control,
headway control will continue even if
you do not resume driving your
vehicle, such as by depressing the
accelerator pedal.
NOTE
Even if the TJA is temporarily
canceled during stop hold control,
Vehicle departure information
the vehicle is held in its stopped
If you do not resume driving within a
position.
few seconds after the vehicle ahead
The parking brake is automatically
starts moving during stop hold control,
applied and the vehicle is held in its
the multi-information display
stopped position when 10 minutes
vehicle-ahead indication flashes to
or longer have passed since the stop
urge the driver to resume driving. If you
hold control operated. When this
do not resume driving after the
occurs, the TJA is temporarily
indicator light flashes, a sound is
canceled.
activated to urge you to resume
The brake lights turn on during stop
driving.
hold control.
To resume driving
After the vehicle ahead starts moving
while your vehicle is stopped under
stop hold control, press the RES switch
or depress the accelerator pedal to
cancel the stop hold control and start
driving.
NOTE
When you resume driving by pressing
the RES switch, your vehicle does not
start moving until the distance
between your vehicle and the vehicle
ahead lengthens to the specified
distance or farther.
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i-ACTIVSENSE
¾ The functions of the LAS have
Lane-keep Assist System
limitations. Always stay on course
(LAS)*
using the steering wheel and drive
with care.
▼ Lane-keep Assist System (LAS)
¾ Do not use the LAS under the
following circumstances, otherwise it
The LAS provides steering assistance to
may result in an accident.
help the driver stay within the vehicle
lane if the vehicle might be deviating.
¾ The vehicle is driven on slippery
The forward sensing camera (FSC)
roads such as icy or snow-covered
detects the white lines (yellow lines) of
roads, and unpaved roads.
the vehicle lane in which the vehicle is
¾ Tires of a different specified size
traveling and if the system determines
are used, such as a temporary
that the vehicle may deviate from its
spare tire.
lane, it operates the electric power
¾ Tires with insufficient tread are
steering to assist the driver’s steering
used.
operation. The system also alerts the
¾ The tire pressures are not adjusted
driver by displaying an alert on the
to the specified pressure.
multi-information display and the
¾ The vehicle is being used to tow a
active driving display. Use the system
camper or boat trailer.
when you drive the vehicle on roads
¾ Tire chains are used.
with white (yellow) lines such as
¾ The vehicle is driven on roads with
expressways and highways.
lane lines other than white (yellow)
lines, such as an expressway.
CAUTION
Heed the following cautions so that
the LAS can operate normally.
¾ Do not modify the vehicle's
suspensions.
¾ Always use tires of the specified type
1. Forward sensing camera (FSC)
and size for the front and rear
wheels. Consult an Authorized
WARNING
Mazda Dealer for tire replacement.
Do not rely completely on the LAS:
¾ The LAS is not an automated driving
system. In addition, the system is not
designed to compensate for a
driver’s lack of caution, and
over-reliance on the system could
lead to an accident.
*Some models.
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i-ACTIVSENSE
NOTE
A vehicle in front of your vehicle is
The system may not operate normally
running near a white (yellow) lane
under the following conditions.
line making it less visible.
The windshield is dirty or foggy.
The white (yellow) lane lines are less
Strong light is directed from the front
visible because of dirt or paint
of the vehicle (such as sunlight, or
flaking.
headlights (high-beam) of
White (yellow) lane lines are less
on-coming vehicles).
visible because of bad weather (rain,
fog, or snow).
▼ System Operation
The vehicle is driven on a temporary
When the ignition is switched ON, the
lane or section with a closed lane
i-ACTIVSENSE status symbol (warning/
resulting from construction where
risk avoidance support system) (white)
there might be multiple white
turns on and the system goes on
(yellow) lane lines, or they are
standby.
interrupted.
The camera picks up an obscure line,
such as a temporary line being used
for construction, or because of
shade, unmelted snow, or grooves
filled with water.
The surrounding brightness suddenly
NOTE
changes such as when entering or
If the i-ACTIVSENSE status symbol
exiting a tunnel.
(warning/risk avoidance support
Back-light is reflected off the road
system) (white) does not turn on, the
surface.
system is canceled using the
The road surface is wet and shiny
i-ACTIVSENSE OFF switch or the
after rain, or there are puddles on
personalization feature.
the road.
Operation conditions
The width of a lane is excessively
narrow.
When all of the following conditions
The vehicle is driven on roads with
are met, the i-ACTIVSENSE status
tight curves.
symbol (warning/risk avoidance
Heavy luggage is loaded in the
support system) on the
luggage compartment or on the rear
multi-information display changes
seat causing the vehicle to tilt.
from white to green and the system
The vehicle is driven through a fork in
becomes operational.
the road or a junction.
The vehicle speed is about 64 km/h
The shade of a guardrail parallel to a
(40 mph) or faster.
white (yellow) lane line is cast on the
The system detects white (yellow)
road.
lane lines.
The illumination of the headlights is
weakened because of dirt or the
optical axis is deviated at night.
The road is excessively uneven.
The vehicle is shaken after hitting a
road bump.
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i-ACTIVSENSE
NOTE
System malfunction
When the system does not detect a
If there is a problem with the system,
white (yellow) lane line on one side
the i-ACTIVSENSE status symbol
only, the system does not operate on
(warning/risk avoidance support
the side that is not being detected.
system) (white) and the i-ACTIVSENSE
When temporarily canceling the
warning indication/warning light on
system
the multi-information display turns on
and a message is indicated.
The LAS goes on standby in the
Refer to i-ACTIVSENSE Status Symbol
following cases: The LAS operation is
(Warning/Risk Avoidance Support
automatically restored when the
System) on page 4-88.
system's operation conditions are met.
▼ Steering Wheel Operation Assist
The system cannot detect white
(yellow) lane lines.
When the system determines that the
The vehicle speed is less than about
vehicle might be deviating from its
56 km/h (35 mph).
lane, the steering wheel operation
The turn signal lever is operated.
assist operates.
The accelerator pedal is depressed
The system notifies the driver that it
abruptly.
provided steering wheel operation
The TCS/DSC is operating.
assistance on the multi-information
The TCS is turned off.
display and the active driving display.
The steering wheel is operated.
Multi-information display (Basic
The brake pedal is operated.
display)
The function is temporarily stopped.
The LAS stops functioning in the
following cases:
The temperature in the forward
sensing camera (FSC) is too high or
too low.
The windshield around the forward
sensing camera (FSC) is foggy.
The windshield around the forward
sensing camera (FSC) is blocked by
an obstruction, causing poor forward
visibility.
Strong light (such as sunlight, or
headlights (high-beam) of
on-coming vehicles) is directed at
the forward sensing camera (FSC).
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