Mazda 3 2020 Owner's Manual page 176

When Driving
Start/Stop Engine
(Manual transmission (With M

Hybrid))
The shift lever is shifted to the R

position.
The brake pedal is depressed with

the shift lever in the neutral
position.
The accelerator pedal is depressed.

The shift lever is shifted to a

position other than neutral with
the brake pedal released and the
clutch pedal depressed.
The driver's seat belt is unfastened.

(Except European model)

(Manual transmission)

With the shift lever in the neutral
position, the driver's seat belt is
unfastened, the driver's door is
opened, or the bonnet is opened.
(Automatic transmission)

With the selector lever in the P or
N position, or the D/M range, the
driver's seat belt is unfastened, the
driver's door is opened, or the
bonnet is opened.
4-18
Selector lever is operated while
engine idling is stopped and the
vehicle is stopped (automatic
transmission)
If the selector lever is shifted from D or
M (not in second gear fixed mode)
position to N or P position while
engine idling is stopped, the engine
does not restart even when the brake
pedal is released. The engine will
restart if the brake pedal is depressed
again or the selector lever is shifted to
the D, M (not in second gear fixed
mode), or R position. (For the
purposes of safety, always keep the
brake pedal depressed when shifting
the selector lever.)
If the selector lever is shifted from the
D or M (not in second gear fixed
mode) to the N or P position, and the
driver's seat belt is unfastened or the
driver's door is opened, the engine
restarts.
Battery terminals are disconnected
Engine idling may not stop right after
the battery terminals are disconnected.
In addition, if the battery is replaced,
the i-stop functions must be verified.
Consult an expert repairer (we
recommend an Authorised Mazda
Repairer).