2015 MAZDA MODEL CX-3 Owners Manual (in English)

*Some models.4–13
When Driving
Start/Stop Engine
i-stop *
The i-stop function automatically stops the engine when the vehicle is stopped at a traffi c
light or stuck in traffi c, and then restarts the engine automatically to resume driving. The
system provides improved fuel economy, reduced exhaust gas emissions, and eliminates
idling noise while the engine is stopped.
Engine idle stopping and restarting
NOTE
  The i-stop indicator light (green) turns on under the following conditions:




 When engine idling is stopped.



(Except European model)
 Engine idling stop conditions are met while the vehicle is being driven.

 The i-stop indicator light (green) turns off when the engine is restarted.
Manual transaxle
1. Stop the vehicle by depressing the brake pedal and then the clutch pedal.
2. While depressing the clutch pedal, shift the shift lever to the neutral position. Engine
idling stops after the clutch pedal is released.
3. The engine restarts automatically when the clutch pedal is depressed.
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4–14
When Driving
Start/Stop Engine
Automatic transaxle
1. Engine idling stops when the brake pedal is depressed while the vehicle is driven (except
for driving in the R or M position second gear fi xed mode) and the vehicle is stopped.
2. The engine restarts automatically when the brake pedal is released with the selector lever
in the D or M position (not in second gear fi xed mode).
3. If the selector lever is in the N or P position, the engine does not restart when the brake
pedal is released. The engine restarts when the brake pedal is depressed again or the
selector lever is shifted to the D, M (not in second gear fi xed mode) or the R position.
(For the purposes of safety, always keep the brake pedal depressed when shifting the
selector lever while engine idling is stopped.)
Operation conditions
When the system is operable
Under the following conditions, engine idling stops and the i-stop indicator light (green)
turns on.
 


(SKYACTIV-G 2.0)
 The engine is warmed up.



(SKYACTIV-D 1.5)



 
 The engine is not cold.


 
 The fuel injection amount learning, which is performed periodically and automatically,
is not being performed.
 


 The engine has been started and the vehicle is driven for a certain period.



 The engine is started with the bonnet closed.



 The battery is in good condition.



 All doors, liftgate, and bonnet are closed.



 The driver's seat belt is fastened.



 The air conditioner is not operating with the airfl ow mode dial in the position (A/C
ON).
 


(Automatic air-conditioning)



 
 The temperature setting dial for the air conditioning is set to a position other than
maximum cooling (A/C ON).
 

 
 The vehicle's interior temperature and the set temperature for the air conditioner are
nearly the same.
 


 The i-stop warning light (amber) is not turned on/fl ashing.



 The keyless entry & push button start system functions are normal.



 The brake vacuum is suffi ciently high.



 The steering wheel is not being operated.
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4–15
When Driving
Start/Stop Engine
 


(Manual transaxle)



 
 The vehicle speed is 3 km/h (1.8 mph) or less.


 
 The shift lever is in the neutral position.


 
 The clutch pedal is not depressed.




(Automatic transaxle)



 
 The vehicle is stopped.


 
 The selector lever is in the D or M position (not in second gear fi xed mode).


 
 The automatic transaxle fl uid has warmed up suffi ciently.


 
 The automatic transaxle fl uid temperature is not abnormally high.


 
 The steering wheel is almost in the straight-ahead position (idling may not stop even
with the steering wheel in the straight-ahead position if force is applied to the steering
wheel. Release the force applied to the steering wheel to stop engine idling).
 

 
 The vehicle is stopped by depressing the brake pedal.


 
 Emergency braking is not applied.
When the system is not operable
Engine idling does not stop in the following conditions:
 


 The vehicle is stopped but the engine is kept idling.



 The air-conditioner is operating with the airfl ow mode dial in the position (A/C ON).



(Automatic air-conditioning)



 
 The temperature setting dial for the air conditioning is set to the maximum cooling (A/C
ON) position.
 

 
 There is a large difference between the cabin temperature and the set temperature of the
air-conditioner.
 


 The ambient temperature is extremely high or low.



 The atmospheric pressure is low (when driving at high altitudes).



(Automatic transaxle)



 
 The vehicle is stopped on a steep incline.


 
 The steering wheel is not in the straight-ahead position while the vehicle is stopped.




(SKYACTIV-D 1.5)
 The particulate matter (PM) is being removed by the diesel particulate fi lter (DPF).
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4–16
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 position (A/C
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.
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4–17
When Driving
Start/Stop Engine
NOTE
  The brakes are released slightly on a slope and the vehicle begins to move. 
 Two minutes have elapsed since the idling was stopped. 
 The battery power is depleted. 
(Automatic transaxle)




 The accelerator pedal is depressed with the selector lever in the D or M (not in
second gear fi xed mode) position.




 The selector lever is shifted to the R position.



 The selector lever is shifted from N or P position to D or M (not in second gear fi xed
mode) position.
 


 The steering wheel is operated with the selector lever in the D or M (not in second
gear fi xed mode) position.




 The selector lever is in the M position and the second gear fi xed mode is selected. 

(Except European model)




(Manual transaxle)
 With the shift lever in the neutral position, the driver's seat belt is unfastened and the
driver's door is opened.
 


(Automatic transaxle)
 With the selector lever in the N or P position, the driver's seat belt is unfastened and
the driver's door is opened.
Selector lever is operated while engine idling is stopped (automatic transaxle)
If the selector lever is shifted from D or M (not in second gear fi xed 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 fi xed mode), or R position. (For
the purposes of safety, always keep the brake pedal depressed when shifting the selector
lever while engine idling is stopped.)
 
(European model) If the selector lever is shifted from the D or M (not in second gear fi xed mode) position
to the N or P position, and the driver's seat belt is unfastened and the driver's door is
opened, the engine does not restart. Start the engine using the normal method.
 (Except European model) If the selector lever is shifted from the D or M (not in second gear fi xed mode) to the
N or P position, and the driver's seat belt is unfastened and 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 verifi ed. Consult an expert repairer,
we recommend an Authorised Mazda Repairer.
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4–18
When Driving
Start/Stop Engine
i-stop Warning Light (Amber)/i-stop Indicator Light (Green)
To ensure safe and comfortable use of the vehicle, the i-stop system constantly monitors the
driver's operations, the vehicle's interior and exterior environment, and the operational status
of the vehicle, and uses the i-stop warning light (amber) and i-stop indicator light (green) to
inform the driver of various cautions and warnings.
NOTE
On vehicles equipped with the centre display, the i-stop operation status is displayed in the
fuel monitor control status display.
Refer to Control Status Display on page 4-89 .
i-stop warning light (amber)
When the light is turned on
 




 The light turns on when the ignition is switched ON and turns off when the engine is
started.
 


 The light turns on when the i-stop OFF switch is pressed and the system is turned off.



 The light turns on if the following operations are performed while engine idling is
stopped. In such cases, the engine does not restart automatically to ensure safety. 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) position, the
driver's seat belt is unfastened and the driver's door is opened.
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4–19
When Driving
Start/Stop Engine
NOTE
A problem in the system may be indicated under the following conditions. Have your
vehicle inspected at an expert repairer, we recommend an Authorised Mazda Repairer.
 
 The light does not turn on when the ignition is switched ON. 
 The light continues to remain on even though the i-stop OFF switch has been pressed
while the engine is running.
When the light is fl ashing
The light continues to fl ash if the system has a malfunction. Have your vehicle inspected at
an expert repairer, we recommend an Authorised Mazda Repairer.
i-stop indicator light (green)
When the light is turned on
 




 The light turns on while engine idling is stopped and turns off when the engine is
restarted.
 


(Except European model)
 The light turns on when the engine idling stop conditions are met while the vehicle is
driven.
When the light is fl ashing






(Manual transaxle)
 The light fl ashes when the shift lever is shifted to a position other than the neutral while
engine idling is stopped to notify the driver that engine idling is stopped. By depressing
the clutch pedal, the engine restarts automatically and the light turns off.
 


(European model)
 The light fl ashes when the driver's door is opened while engine idling is stopped to notify
the driver that engine idling is stopped. It turns off when the driver's door is closed.
 


(Except European model)



 
(Automatic transaxle)
 The light fl ashes if the vehicle is stopped but the brake pedal is not depressed with
suffi cient force. Depress the brake pedal a little more strongly because the pedal force
may be insuffi cient.
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4–20
When Driving
Start/Stop Engine
i-stop OFF Switch
By pressing the switch until a beep
sounds, the i-stop function is turned off
and the i-stop warning light (amber) in the
instrument cluster turns on. By pressing
the switch again until the beep sounds, the
i-stop function becomes operational and
the i-stop warning light (amber) turns off.
NOTE
If the engine is stopped with the i-stop
function cancelled, the i-stop function
becomes operational when the engine is
started the next time.
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