
Diagnostic procedure

Dtc 21
Dtc 31Mazda 6 Service Manual: Inspecting Electrolyte Level
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 sp ...
Mazda 6 Service Manual: Rear door unit removal/installation
1. Remove the rear door glass.
2. Remove the inner handle.
3. Remove the rear door speaker.
4. Disconnect the power window motor connector, and power door lock actuator
connector.
5. Remove the rear door harness from the rear door unit.
6. Remove the bolts.
7. Remove the rear door lock act ...