Discuss the matter with an Authorized Mazda Dealer. This is the quickest and best way to address the issue.
Mazda 6 Owners Manual: Drive shaft (atx) disassembly/assembly
1. Disassemble in the order indicated in the table.
2. Assemble in the reverse order of disassembly.
Boot Band (Wheel Side) Disassembly Note
Note
The boot band does not need to be removed unless it is being replaced.
Remove the boot clamp with end clamp pliers as shown and discard the
cla ...
Mazda 6 Owners Manual: Front upper arm inspection
1. Remove the upper arm from the vehicle.
2. Inspect for damage, cracks, and bending.
3. Inspect the ball joint rotation torque.
(1) Rotate the ball joint five times.
(2) Measure the rotation torque using a suitable allen socket and a
torque wrench.
If not within the specification ...