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: Clutch fluid replacement
Caution
Be careful not to spill clutch fluid on a painted surface. If this
should happen, wash it off immediately.
Note
Do not mix different brands of clutch fluid.
Do not reuse the clutch fluid that was drained out.
1. Remove the under cover.
2. Draw the fluid from the reservoir ...
Mazda 6 Service Manual: Pregnant Women and Persons with Serious Medical Conditions
Pregnant women should always wear seat belts. Ask your doctor for specific recommendations.
The lap belt should be worn SNUGLY AND AS LOW AS POSSIBLE OVER THE HIPS.
The shoulder belt should be worn across your shoulder properly, but never across the stomach area.
Persons with serious medical con ...