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▼Traffic Jam Assist (TJA) Display Indication
The TJA setting status and operation conditi
ons are indicated on the multi-information
display and the active driving display.
TJA distance
between vehicle
display
TJA set
vehicle
speed
Vehicle ahead display
Vehicle ahead display
TJA distance
between vehicle
display
TJA set
vehicle
speed
TJA
distance
between
vehicle
display
TJA set vehicle speed
Vehicle ahead display
Instrument Cluster (Type A) Instrument Cluster (Type B)
Vehicle
ahead
display
Displayed on the basic display.
*1: *1
*1 Active driving display
Multi-information display
Steering assist function display
When the steering assist function operates , the steering assist operation display on the
display changes from white to green.
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Multi-information display
*1*1
Displayed on the basic display.
*1: Instrument Cluster (Type A)
Instrument Cluster (Type B)
Steering assist operation display Steering assist operation display
Active driving display
Steering assist operation display
NOTE
You can view the multi-information display to check whether the steering assist is
performing controls in conjunction with the traffic lane lines or a vehicle ahead.
Inactive
*1
*1
Instrument Cluster (Type A)Instrument Cluster (Type B)
Steering assist operation
display (white)
Displayed on the basic display.
*1: Steering assist operation
display (white)
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Active (vehicle ahead)
*1*1
Instrument Cluster (Type A)Instrument Cluster (Type B)
Steering assist operation
display (green)
Displayed on the basic display.
*1: Steering assist operation
display (green)
Active (lane line)
*1
*1
Instrument Cluster (Type A)Instrument Cluster (Type B)
Steering assist operation
display (green)
Displayed on the basic display.
*1: Steering assist operation
display (green)
If there is a problem with the TJA, a message
is displayed on the display. Check the details
of the problem and then have your vehicle inspected by an Authorized Mazda Dealer.
▼ 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 di
splay. Always verify the safety of the
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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.
The Off-Road Traction Assist is not operating.
When Off-road mode is not selected using Mazda intelligent Drive Select (Mi-Drive).
NOTE
The steering assist function ope rates 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
RES switch
SET- switch
MRCC switch
TJA switch
CANCEL switch
SET+ switch
switch
switch
1. Press the TJA switch.
The TJA standby indication (white) turns on. In addition, the TJA display indication is
displayed on the multi-informati on display at the same time.
(White)
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2. Adjust the vehicle speed to the desired setting using the accelerator pedal and press theSET+ switch or SET- switch to start headway control.
The set speed is indicated on the display. At the same time, the TJA standby indication
(white) changes to the TJ A set indication (green).
(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.
NOTE
If a vehicle ahead is detected while travel ing 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 TJA 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.
When the ignition is switched OFF, the syst em 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 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 with Stop & Go function (MRCC with Stop & Go function) system
operates.
Changing the set vehicle speed
To accelerate/decelerate using the SET switch
When you press the SET+ switch, the vehicle accelerates and when you press the SET-
switch, it decelerates.
Short press 1 km/h (1 mph)
Long press 10 km/h (5 mph)
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NOTE
For example, the set vehicle speed is changed by pressing the SET switch four times as
follows:
The vehicle speed accelerates or decelerates by 4 km/h (4 mph).
To increase speed using accelerator pedal
Depress the accelerator pedal and press and release the SET+ switch or SET- switch 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.
CAUTION
The warnings and brake control do not operate while the accelerator pedal is depressed.
NOTE
When accelerating using the SET+ switch while in headway control, the set vehicle speed
can be adjusted but acceleration is not possible. If there is no longer a vehicle ahead,
acceleration continues until reaching the set vehicle speed. For the set vehicle speed,
check the set vehicle speed indication in the display.
When depressing the accelerator pedal, the inter-vehicle distance indication in the display
changes to the white-line indication.
The setting speed can be changed by operating the SET+ switch or SET- switch during
stop hold control.
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
switch. The
distance-between-vehicles is set to a longer distance by pressing the
switch.
Distance-between-vehi ‐
cles guideline
(at 80 km/h (50 mph) vehicle speed) Indication on multi-information display
Indication on active driv‐
ing display
*1Ty p e A Ty p e B
Long (about 50 m (164
ft))
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Distance-between-vehi‐cles guideline
(at 80 km/h (50 mph) vehicle speed) Indication on multi-information display
Indication on active driv‐
ing display
*1Ty p e A Ty p e B
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.
The function is temporarily canceled
Headway control function
When the following operations ar e 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.
The brake pedal is depressed.
The parking brake is applied.
The selector lever is in the P, N, or R position.
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Under the following conditions, the TJA cancel indication is displayed in the
multi-information display and a single beep sound is heard.
The DSC has operated.
The Smart Brake Support (SBS) has operated.
The Smart City Brake Support [Forward] (SCBS F) or Advanced Smart City Brake
Support (Advanced SCBS) has operated.
When traveling on a downslope for a long period of time.
There is a problem with the system.
The engine has stalled.
Any of the doors is opened.
The driver's seat belt is unfastened.
The radar sensor (front) cannot detect target objects (during rain, fog, snow or other
inclement weather conditions, or wh en the radiator grille is dirty).
The parking brake is automatically applied during stop hold control.
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 Off-Road Traction Assist has operated.
When Off-road mode is selected using Mazda intelligent Drive Select (Mi-Drive).
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.
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