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: High-mount brake light removal/installation
4SD
In-vehicle-type
1. Disconnect the negative battery cable.
2. Remove in the order indicated in the table.
3. Install in the reverse order of removal.
Rear spoiler type
1. Disconnect the negative battery cable.
2. Remove the rear spoiler. (See REAR SPOILER REMOVAL/INSTALLATION)
3. Remo ...
Mazda 6 Service Manual: Power steering pressure (psp) switchinspection
Note
Perform the following inspection only when directed.
Continuity Inspection
1. Inspect the following if the power steering is inoperative (See POWER
STEERING FLUID INSPECTION.):
Power steering fluid level
Power steering fluid leakage
Power steering fluid pressure
2. Disconne ...