Mazda CX-3: Start/Stop Engine / Turning the Engine Off

Mazda CX-3 (2015-2026) Owner's Manual / When Driving / Start/Stop Engine / Turning the Engine Off

WARNING

Do not stop the engine while the vehicle is moving: Stopping the engine while the vehicle is moving for any reason other than in an emergency is dangerous. Stopping the engine while the vehicle is moving will result in reduced braking ability due to the loss of power braking, which could cause an accident and serious injury.

Stop the vehicle completely.
(Manual transaxle)
Shift into neutral and set the parking brake.

(Automatic transaxle)

Shift the selector lever to the P position and set the parking brake.
Press the push button start to turn off the engine. The ignition position is off.

CAUTION

When leaving the vehicle, make sure the push button start is off.

NOTE

The cooling fan in the engine compartment could turn on for a few minutes after the ignition is switched from ON to OFF, whether or not the A/C is on or off, to cool the engine compartment quickly.
When the push button start is pressed from ON to ACC or OFF, the KEY indicator light (green) may flash for approximately 30 seconds indicating that the remaining battery power of the key is low. Replace with a new battery before the key becomes unusable. Refer to Key Battery Replacement.
(Automatic transaxle)
If the engine is turned off while the selector lever is in a position other than P, the ignition switches to ACC.

Emergency Engine Stop

Continuously pressing the push button start or quickly pressing it any number of times while the engine is running or the vehicle is being driven will turn the engine off immediately. The ignition switches to ACC.

Emergency Operation for Starting the Engine

If the KEY warning light (red) illuminates, or the push button start indicator light (amber) flashes, this could indicate that the engine may not start using the usual starting method...

Instrument Cluster and Display

Other information:

Mazda CX-3 (2015-2026) Owner's Manual: AUTOHOLD

The AUTOHOLD function automatically holds the vehicle stopped, even if you take your foot off the brake pedal. This function can be best used while stopped in traffic or at a traffic light. The brakes are released when you resume driving the vehicle such as by releasing the clutch pedal with the shift lever shifted to a position other than the neutral position (manual transaxle vehicle) or depressing the accelerator pedal (automatic transaxle vehicle)...

Mazda CX-3 (2015-2026) Owner's Manual: Active Adaptive Shift (AAS)

Active Adaptive Shift (AAS) automatically controls the transaxle shift points to best suit the road conditions and driver input. This improves driving feel. The transaxle may switch to AAS mode when driving up and down slopes, cornering, driving at high elevations, or depressing the accelerator pedal quickly while the selector lever is in the D position...