Mazda MX-5 2024 Owner's Manual page 398

What to Do in Case of Emergency
Warning Sound is Activated
Low Lead-Acid Battery
Charge Warning Sound
A warning sound is activated if the
lead-acid battery charge is depleted.
To charge the lead-acid battery, start
the engine and keep running the
engine for 5 minutes or longer.
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MX-5_8ME4-EA-23L_Edition1_new 2023-8-31 16:47:34