Mazda CX-3: Fuel and Emission / Fuel and Engine Exhaust Precautions

Fuel and Emission

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Fuel Requirements

Vehicles with catalytic converters or oxygen sensors must use ONLY UNLEADED FUEL, which will reduce exhaust emissions and keep spark plug fouling to a minimum...

Other information:

Mazda CX-3 (2015-2026) Owner's Manual: System Error Activation

When the warning light flashes, there may be a system malfunction. Consult an Authorized Mazda Dealer. A system error activation may occur in the following cases: When there is equipment or a device near the vehicle using the same radio frequency as that of the tire pressure sensors...

Mazda CX-3 (2015-2026) Owner's Manual: Key Battery Replacement

If the buttons on the transmitter are inoperable and the operation indicator light does not flash, the battery may be dead. Replace with a new battery before the transmitter becomes unusable. CAUTION Make sure the battery is installed correctly...