Mazda 3 2018, Owner'S Manual

Page: 257 / 624


The SCBS is a system which operates in response to a vehicle ahead. The system may not be
able to detect or react to 2-wheeled vehicles or pedestrians.
CAUTION
In the following cases, turn the system off to prevent a mis-operation:

The vehicle is being towed or when towing another vehicle.

The vehicle is on a chassis roller.

When driving on rough roads such as in areas of dense grass or off-road.
Refer to Stopping the Smart City Brake Support (SCBS) system Operation on page 4-127 on
how to turn off the SCBS system.
NOTE

The SCBS system will operate under the following conditions.

The engine is running.

The Smart Brake Support/Smart City Brake Support (SBS/SCBS) system warning light
(amber) does not illuminate.

(Rear-end collision warning)
The vehicle speed is about 4 to 80 km/h (2 to 50 mph).

(Brake control (Smart City Brake Support (SCBS) brake))
The vehicle speed is about 4 to 30 km/h (2 to 18 mph).

The SCBS system is not turned off.

Under the following conditions, the SCBS system may not operate normally:

The SCBS system will not operate if the driver is deliberately performing driving
operations (accelerator pedal and steering wheel).

If there is the possibility of partial contact with a vehicle ahead.

The vehicle is driven on a slippery road surface such as wet roads or icy or snow-bound
roads.

The braking performance is adversely affected due to cold temperatures or wet brakes.

The vehicle is driven at the same speed as the vehicle ahead.

The accelerator pedal is depressed.

The brake pedal is depressed.

The steering wheel is being operated.

The selector lever is being operated.
When Driving
i-ACTIVSENSE
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