Mazda 3 2019 Owner's Manual page 281

▼ Setting the System
Operation conditions
Headway control function
The CTS 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).
(Manual transmission vehicle)

The vehicle speed is about 30 km/h (19 mph) to 145 km/h (90 mph).
The CTS 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).

All the doors are closed.

The driver's seat belt is fastened.

(Automatic transmission vehicle)

The selector lever is in the D or M position (manual mode).
(Manual transmission vehicle)

The shift lever is in a position other than the R or N position.

The clutch pedal is not depressed.

NOTE
(Automatic transmission vehicle)
Under the following conditions, the CTS cannot be used when the vehicle speed is 30 km/h

(20 mph) or slower. In addition, a message, "Mazda Radar Cruise Control Disabled
Under 30 km/h (20mph)" is displayed in the multi-information display.
The forward sensing camera (FSC) cannot detect target objects (windshield is damaged

or dirty).
There is a problem with the stop hold control function.

There is a problem with the Electric Parking Brake (EPB).

The CTS may not launch directly after the engine starts.

When Driving
i-ACTIVSENSE
4-141