Warning/Indicator Lights and Warning Sounds
If a Warning Light Turns On or Flashes
Brake System Warning Indication/Warning Light

This warning has the following functions:
Warning light inspection
For an operation check, make sure that the light turns on when the power switch is switched on and turns off a few seconds later, or when the EV system is started.
When the light turns on
If the brake system warning light remains illuminated the brake fluid may be low or there could be a problem with the brake system. Park the vehicle in a safe place immediately and contact an Authorized Mazda Dealer.
Refer to Inspecting Brake Fluid Level (Search).
Do not drive with the brake system warning light illuminated. Contact an Authorized Mazda Dealer to have the brakes inspected as soon as possible:
Driving with the brake system warning light illuminated is dangerous. It indicates that your brakes may not work at all or that they could completely fail at any time. If this light remains illuminated, after checking that the parking brake is fully released, have the brakes inspected immediately.
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In addition, the effectiveness of the braking may diminish so you may need to depress the brake pedal more strongly than normal to stop the vehicle.
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When starting the EV system, the brake system warning light may turn on and the warning indication may be displayed. In this case, park the vehicle in a safe location and release the brake pedal.
If the brake system warning light/warning indication does not turn off even after parking the vehicle, have the vehicle inspected by an Authorized Mazda Dealer.
Charging System Warning Indication/Warning Light

The indication/light displays/turns on if the charging system has a problem.
Have your vehicle inspected by an Authorized Mazda Dealer as soon as possible. Otherwise, the charging system may not charge the battery.
Master Warning Indication

The indication displays if the system has a malfunction.
Check the reason for the indication displaying on the center display or multi-information display.
Refer to If a Warning Light Turns On or Flashes (Search).
Electric Parking Brake (EPB) Indication/Indicator Light

This warning has the following functions:
Parking brake warning/Indicator light inspection
If the electric parking brake (EPB) indicator light remains on even with the parking brake released, the system may have a malfunction. Have the vehicle inspected by an Authorized Mazda Dealer.
When the light is flashing
The light flashes if the Electric Parking Brake (EPB) has a malfunction. If the light remains flashing even if the Electric Parking Brake (EPB) switch is operated, consult an Authorized Mazda Dealer as soon as possible.
Air Bag/Seat Belt Pretensioner System Warning Indication/Warning Light

A system malfunction is indicated if the warning light constantly flashes, constantly turns on or does not turn on at all when the power switch is switched ON. If any of these conditions occurs, consult an Authorized Mazda Dealer as soon as possible. The system may not operate in an accident.
Never tamper with the air bag/pretensioner systems and always have an Authorized Mazda Dealer perform all servicing and repairs:
Self-servicing or tampering with the systems is dangerous. An air bag/pretensioner could accidentally activate or become disabled causing serious injury or death.
Seat Belt Warning Indication/Warning Light (Front seat)

The seat belt warning light turns on if the driver or front passenger's seat is occupied and the seat belt is not fastened with the power switch switched ON.
If the driver or front passenger's seat belt is unfastened (only when the front passenger's seat is occupied) and if the vehicle is driven at about 20 km/h (12 mph) or faster, or about 10 km/h (6 mph) or faster for a continuous 30 seconds, with the seat belt unfastened, the warning light flashes for a certain period. After a short time, the warning light stops flashing, but remains illuminated.
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The warning light flashes for about 6 seconds if the driver or front passenger's seat is not fastened when the power switch is switched ON.
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Placing heavy items on the front passenger's seat may cause the front passenger's seat belt warning function to operate depending on the weight of the item.
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To allow the front passenger occupant classification sensor to function properly, do not place and sit on an additional seat cushion on the front passenger's seat. The sensor may not function properly because the additional seat cushion could cause sensor interference.
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If a small child is seated on the front passenger's seat, the warning light may not operate.
Action to be taken
Fasten the seat belts.
Low Washer Fluid Level Warning Indication/Warning Light (Some Models)

This warning light indicates that little washer fluid remains.
Action to be taken
Add washer fluid (Search).
KEY Indicator Light (Green) (Flashing)

“Low Key Fob Battery. Replace Battery” is displayed/When the light is flashing
When the key battery is low, the indication is displayed when the power switch is switched OFF.
Action to be taken
Replace the key battery.
Seat Belt Warning Beep
Brake Override Warning Beep
A warning beep is activated when the accelerator pedal and brake pedal are depressed at the same time while driving. Only depress the brake pedal.
Lane/Road Departure Warning Beep (Some Models)
The warning beep is activated when the system determines that the vehicle may depart from the lane or the road.
Check whether the vehicle has not deviated from the driving lane/road.