Engine Does Not Restart; Engine Restarts Automatically While Engine Idling Is Stopped - Mazda CX-3 Owner's Manual

When Driving
Start/Stop Engine
NOTE
Under the following conditions, a period of time is required to stop engine idling
The battery power is depleted for some reasons such as the vehicle has not been driven
for a long period.
The ambient temperature is high or low.
After the battery terminals are disconnected for some reasons such as for battery
replacement.
(SKYACTIV-D 1.5)
After PM removal is performed by the diesel particulate fi lter (DPF).

Engine does not restart

If the following operations are performed while the idling is stopped, the engine will not
restart for safety reasons. In such cases, start the engine using the normal method.
The bonnet is opened.
(European model)
The driver's seat belt is unfastened and the driver's door is opened.
(Except European model)
(Manual transaxle)
With the shift lever in a position other than neutral, the driver's seat belt is
unfastened and the driver's door is opened.
(Automatic transaxle)
With the selector lever in the D or M (not in second gear fi xed mode), the driver's
seat belt is unfastened and the driver's door is opened.
Engine-stop period is short or time until next engine idle stop is long
The ambient temperature is high or low.
The battery power is depleted.
Power consumption by the vehicle's electrical parts is high.

Engine restarts automatically while engine idling is stopped

Under the following conditions, the engine restarts automatically.
The i-stop OFF switch is pressed until the beep sounds.
The air-conditioner is operated with the airfl ow mode dial in the
ON).
(Automatic air-conditioning)
The temperature setting dial of the air-conditioner is set to maximum cooling (A/C
ON).
The cabin temperature is largely different from the set temperature of the air-
conditioner.
4–16
position (A/C