1. Inspect each connecting part for looseness.
Tighten or replace parts if necessary.
2. Inspect the dust boot on the drive shaft for cracks, damage, leaking grease, and looseness in the boot band.

3. Inspect the drive shaft for bends, cracks, and wear in the joints or splines.
Repair or replace the drive shaft or boot band if necessary.
Rear Drive Shaft Disassembly/Assembly
Rear Drive Shaft Removal/InstallationSae Standards
In accordance with new regulations, SAE (Society of Automotive Engineers)
standard names and abbreviations are now used in this manual. The table below
lists the names and abbreviations that have been used in Mazda manuals up to
now and their SAE equivalents.
...
Start Stop Unit
Purpose
Performs control of several systems based on input/output signals from switches.
Function
The start stop unit controls systems based on the input/output signals.
The functions which are controlled are as follows:
Control Table
Control ...
Front Body Control Module (Fbcm) Configuration (Using Read/Write Function)
NOTE:
When performing configuration, it is necessary to read the vehicle specification
information from the front body control module (FBCM) before replacing it. Connect
the M-MDS to the vehicle and perform vehicle identification before removing
the front body control module (FBCM). ...