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: Operating Tips for USB device
This unit plays audio files as follows:
CAUTION
Do not use an audio file extension on files other than audio files. In addition,
do not change the audio file extension. Otherwise, the unit will not recognize the
file correctly resulting in noise or a malfunction.
NOTE
Playback may not b ...
Mazda 6 Owners Manual: Fuel pump unit disassembly/assembly
Warning
Fuel line spills and leakage are dangerous. Fuel can ignite and
cause serious injuries or death and damage. Fuel can also irritate skin and
eyes. To prevent this, do not damage the sealing surface of the fuel pump
unit when removing or installing.
1. Disassemble in the order ...