1. Verify that the joint shaft is not twisted or cracked.
2. Turn the joint shaft by hand and verify that the bearing rotates smoothly and freely.

Drive shaft
Joint shaft removal/installationMazda 6 Service Manual: Rear brake (disc) removal/installation
1. Remove in the order indicated in the table.
2. Install in the reverse order of removal.
3. After installation, depress the pedal several times, rotate the wheel by
hand, and verify that the brake does not drag.
Disc Pad Installation Note
1. Turn the manual adjustment gear counterclockwi ...
Mazda 6 Service Manual: Stopping The Smart Brake Support (SBS) System Operation
The Smart Brake Support (SBS) system can be temporarily deactivated.
When the Smart Brake Support (SBS) system is turned off, the Smart Brake Support
(SBS) OFF indicator light turns on.
When the engine is restarted, the system becomes operational.
NOTE
If the Smart Brake Support (SBS) system ...