Battery
Inspect the battery in the following procedure.

Test load chart

Battery positive voltage with load

Back-up Current
1. Verify that the engine switch is at OFF and that the key has been removed.
2. Disconnect the negative battery cable.
3. Measure the back-up current between the negative battery terminal and the negative battery cable.
- Inspect and repair harnesses and connectors of the fuse at which the current decreases.
Back-up current
20 mA max.
Caution
Battery removal/installation
Battery rechargingMazda 6 Service Manual: Windshield wiper motor removal/installation
1. Disconnect the negative battery cable.
2. Remove the windshield wiper arm and blade. (See WINDSHIELD WIPER ARM AND
BLADE REMOVAL/INSTALLATION.)
3. Remove the cowl grille. (See COWL GRILLE REMOVAL/INSTALLATION.)
4. Remove in the order indicated in the table.
5. Install in the reverse ord ...
Mazda 6 Service Manual: Climate control unit inspection
Full-auto Air Conditioner
1. Connect the all center panel connectors.
2. Turn the ignition switch to ON position.
3. Measure the voltage at each climate control unit terminal and refer to the
terminal voltage list.
If not as specified, inspect the parts listed under Action and the
relate ...