2019-2026 Mazda 3 4 Door When Driving -> Cruise Control User Manual
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When Driving -> Cruise Control for Your Mazda 3 4 Door Fourth Generation (2019-2026)

When Driving  
Cruise Control  
NOTE  
Cruise Control*  
If your Mazda has the following  
steering switch, your Mazda is  
equipped with the Mazda Radar  
Cruise Control (MRCC) system, the  
Mazda Radar Cruise Control with Stop  
& Go function (MRCC with Stop & Go  
function) system.  
Cruise Control  
With cruise control, you can set and  
automatically maintain any speed of  
more than about 30 km/h (19 mph).  
WARNING  
Do not use the cruise control under  
the following conditions:  
Using the cruise control under the  
following conditions is dangerous and  
could result in loss of vehicle control.  
Refer to Mazda Radar Cruise Control  
(MRCC) on page 4-130.  
Hilly terrain  
Refer to Mazda Radar Cruise Control  
with Stop & Go function (MRCC with  
Stop & Go function) on page 4-139.  
If the Mazda Radar Cruise Control  
(MRCC) or Mazda Radar Cruise  
Control with Stop & Go function  
(MRCC with Stop & Go function) is set  
to inoperable using the personalization  
feature, the system switches to the  
cruise control function. In this case, the  
MRCC functions as the cruise switch.  
In addition, this personalization  
feature setting is initialized by  
Steep inclines  
Heavy or unsteady traꢀc  
Slippery or winding roads  
Similar restrictions that require  
inconsistent speed  
The vehicle speed may exceed the  
set speed during sudden acceleration  
or on steep down slopes.  
In this case, depress the brake pedal  
to adjust the vehicle speed.  
Cruise Control Switch  
switching the ignition OFF, and it turns  
back on when the ignition is switched  
ON the next time.  
Cruise Standby Indication  
(White)/Cruise Set Indication  
(Green)  
Cruise standby Indication (White)  
1. CANCEL switch  
2. RES switch  
3. Cruise switch  
The indication turns on (white) when  
the cruise control system is activated.  
4-224  
*Some models.  
When Driving  
Cruise Control  
Cruise Set Indication (Green)  
To Set Speed  
The indication turns on (green) when a  
cruising speed has been set.  
1. Activate the cruise control system  
by pressing the cruise switch. The  
cruise standby indication (white)  
turns on.  
2. Accelerate to the desired speed,  
which must be more than 25 km/h  
(16 mph).  
3. Adjust the system to the desired  
vehicle speed using the accelerator  
pedal. Press the RES switch up (SET  
+) or down (SET-) to start cruise  
control. The cruise control  
Activation/Deactivation  
WARNING  
Always turn oꢀ the cruise control  
system when it is not in use:  
indication (green) in the instrument  
cluster turns on at the same time.  
Quickly release the switch when the  
cruise control indication (green)  
turns on.  
Leaving the cruise control system in an  
activation-ready state while the cruise  
control is not in use is dangerous as the  
cruise control could unexpectedly  
activate if the activation button is  
accidentally pressed, and result in loss  
of vehicle control and an accident.  
NOTE  
If the RES switch is operated up (SET  
+) or down (SET-) while the vehicle  
speed is between 25 and 30 km/h  
(16 to 19 mph), the set speed is set  
to 30 km/h (19 mph).  
If the headway control function is  
disabled using a Mazda Connect  
setting, the system switches to cruise  
control.  
The cruise control speed setting  
cannot be performed under the  
following conditions:  
Activation  
To activate the system, press the cruise  
switch. The cruise standby indication  
(white) turns on.  
Any of the doors is opened.  
The driver's seat belt is unfastened.  
The brake pedal is depressed.  
The parking brake is applied.  
Deactivation  
(Automatic transmission)  
To deactivate the system, press the  
cruise switch again.  
The cruise standby indication (white)  
turns oꢁ.  
The selector lever is in the P, N, or  
R position.  
(Manual transmission)  
The shift lever is in the neutral  
position.  
On a steep grade, the vehicle may  
momentarily slow down while  
ascending or speed up while  
descending.  
4-225  
When Driving  
Cruise Control  
The cruise control will cancel if the  
Changing the Set Vehicle Speed  
vehicle speed decreases below 20  
km/h (12 mph) when the cruise  
control is activated, such as when  
climbing a steep grade.  
Follow either of these procedures.  
To increase/decrease speed using  
cruise control switch  
The vehicle speed preset using the  
cruise control is displayed in the  
instrument cluster and the active  
driving display (vehicles with active  
driving display).  
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  
Instrument cluster (Basic display)  
km/h (1 mph)  
Press and hold: 10 km/h (5 mph)  
NOTE  
Even after releasing the RES switch, the  
cruise control accelerates/decelerates  
continuously until the set speed  
displayed in the instrument cluster and  
on the active driving display is reached.  
If you want to stop accelerating/  
decelerating, change the set speed or  
cancel the system (such as by  
depressing the brake pedal).  
Instrument cluster (i-ACTIVSENSE  
display)  
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  
Accelerate if you want to speed up  
temporarily when the cruise control is  
on. Greater speed will not interfere  
with or change the set speed. Take  
your foot oꢁ the accelerator to return  
to the set speed.  
*
Active driving display  
4-226  
*Some models.  
When Driving  
Cruise Control  
NOTE  
To Resume Cruising Speed at More  
Than 30 km/h (19 mph)  
If any of the following conditions  
occur, the cruise control system is  
temporarily canceled.  
If the cruise control system is  
temporarily canceled (such as by  
applying the brake pedal) and the  
system is still activated, the most  
recent set speed will automatically  
resume when the RES switch is  
pressed.  
If vehicle speed is below 30 km/h (19  
mph), increase the vehicle speed up to  
30 km/h (19 mph) or more and press  
the RES switch.  
Even when the brake pedal is  
slightly depressed.  
The DSC is operating.  
There is a problem in the system.  
Any of the doors is opened.  
The driver's seat belt is unfastened.  
The parking brake is applied.  
(Automatic transmission)  
The selector lever is in the P, N, or  
R position.  
(Manual transmission)  
To Temporarily Cancel  
To temporarily cancel the system, use  
one of these methods:  
The shift lever is in the neutral  
position.  
When the cruise control system is  
temporarily canceled by even one of  
the applicable cancel conditions, the  
speed cannot be re-set.  
Slightly depress the brake pedal.  
Press the CANCEL switch.  
(Manual transmission)  
Depress the clutch pedal.  
(Automatic transmission)  
If the RES switch is pressed when the  
vehicle speed is 30 km/h (19 mph) or  
higher, the system reverts to the  
previously set speed.  
The cruise control cannot be  
canceled while driving in manual  
mode (selector lever shifted from D  
to M position). Therefore, engine  
braking will not be applied even if  
the transmission is shifted down to a  
lower gear. If deceleration is  
required, lower the set speed or  
depress the brake pedal.  
To Deactivate  
Press the cruise switch again.  
4-227  

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