Warning
Caution
1. Place a battery in a pan of water to prevent it from overheating.
2. The water level should come up about halfway on the battery.
3. Remove the battery plugs while charging the battery.
4. Keep water off the top of the battery.
Caution
5. Connect a battery charger to the battery.
6. Adjust the charging current as follows.


Battery inspection
Generator removal/installationMazda 6 Service Manual: Disconnection of the negative battery cable
Before beginning any work, turn the ignition switch to LOCK position,
then disconnect the negative battery cable and wait for more than 1 minute
to allow the backup power supply of the SAS unit to deplete its stored
power. Disconnecting the battery cable will delete the memories of the
...
Mazda 6 Service Manual: Engine coolant temperature (ect) sensor removal/installation
Warning
When the engine is hot, it can badly burn. Turn off the engine and
wait until it is cool before removing the ECT sensor.
1. Drain the engine coolant. (See COOLING SYSTEM SERVICE WARNINGS.)
2. Disconnect the ECT sensor connector.
3. Remove the ECT sensor.
4. Install in the reve ...