A low level of electrolyte fluid will cause the battery to discharge quickly.

Inspect the electrolyte level at least once a week. If it is low, remove the caps and add enough distilled water to bring the level between the upper and lower level (illustration).
Do not overfill.
Examine the specific gravity of the electrolyte with a hydrometer, especially during cold weather. If it is low, recharge the battery.
Battery Maintenance
Battery RechargingMazda 6 Owners Manual: Brake pedal removal/installation
1. For ATX model, remove the lock unit with brake switch (R.H.D. only).
2. Remove in the order indicated in the table.
3. Install in the reverse order of removal.
Brake switch Installation Note
1. Fix the brake switch on a bracket with pressing down at 50 N {5.1 kgf·m,
37 ft·lbf}.
2. Ro ...
Mazda 6 Owners Manual: If a Warning Light Turns On or Flashes
If any warning light turns on/flashes, take appropriate action for each light.
There is no problem if the light turns off, however if the light does not turn off
or turns on/flashes again, consult an Authorized Mazda Dealer.
The warning contents can be verified on the center display.
1. If the ...