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: Base removal
1. Remove the rearview mirror.
2. Wind each end of a wire around a bar.
Warning
Using a SST (piano wire) with bare hands can cause injury. Always
wear gloves when using a SST (piano wire).
Note
Use a long sawing action to spread the work over the whole length
of the SST (piano w ...
Mazda 6 Service Manual: Battery Runs Out
Jump-Starting
Jump-starting is dangerous if done incorrectly. So follow the procedure carefully.
If you feel unsure about jump-starting, we strongly recommend that you have a competent
service technician do the work.
WARNING
Follow These Precautions
Carefully: To ensure safe and correct ha ...