How to Use the i-stop

Enabling Operation of the i-stop Function

The i-stop function becomes operational when all of the following conditions are met.

  • After engine warm-up.

  • After starting the engine and driving once.

  • All doors, liftgate, and hood are closed.

  • The driver's seat belt is fastened.

  • The air conditioner is not operated with the airflow mode in the position.

  • The temperature control dial of the air conditioner is in a position other than maximum heating or maximum cooling (A/C ON) position.

  • (Automatic climate control system)

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

  • The ambient temperature is not too low or too high.

  • The atmospheric pressure is not low (when not driving at high altitudes).

  • The steering wheel is almost in the straight-ahead position (the i-stop function may not operate even with the steering wheel in the straight-ahead position if force is applied to the steering wheel).

  • The vehicle is not on a steep slope.

  • The vehicle is not stopped suddenly.

  • The vehicle is not driven in sport mode.

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

  • The automatic transmission fluid has warmed up sufficiently.

  • The automatic transmission fluid temperature is not abnormally high.

  • The temperature and the state of charge of the M Hybrid Battery are good.

  • The Integrated Starter-Generator (ISG) and regenerative braking are in good condition.

Operating the i-stop Function

Mazda Radar Cruise Control with Stop & Go function (MRCC with Stop & Go function)/Cruising & Traffic Support (CTS) is not in use

  1. Decelerate the vehicle

    When the vehicle speed decreases to a certain speed or slower, the i-stop function operates and the i-stop indicator light (green) turns on.

  2. Start driving the vehicle.

    The engine restarts.

MRCC with Stop & Go function/CTS is in use

  1. When the vehicle speed decreases to a certain speed or slower by the MRCC with Stop & Go function/CTS, the i-stop indicator light (green) turns on.

  2. Start driving the vehicle or press the RES switch on the steering switch.

    The engine restarts.

 


If the lead-acid battery terminals are disconnected, the i-stop function may not operate right after connecting the lead-acid battery terminals. In addition, if the lead-acid battery is replaced, the i-stop functions require checking. Consult an Authorized Mazda Dealer.

Stopping the Operation of the i-stop Function

The i-stop function stops and the i-stop OFF switch indicator light turns on.

 


When the i-stop function is stopped and the engine is stopped, the i-stop function becomes operational again the next time the engine is started.

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