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: Front/rear abs wheel-speed sensor inspection
Visual Inspection
Remove the wheel and tire, and inspect the sensor for looseness and damage.
Replace the sensor if necessary.
Clearance Inspection
Inspect the clearance between the wheel-speed sensor and the sensor rotor.
Clearance
0.3-1.1 mm {0.012-0.043 in}
Resistance Inspection
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Mazda 6 Service Manual: Steering gear and linkage disassembly
Caution
Place copper plates, rag, or similar material in a vise, when
securing the mounting bracket portion of the steering gear.
Disassemble in the order indicated in the table.
.
Tie Rod Disassembly Note
1. Unclamp the washer.
2. Remove the tie rod.
Locknut (Adjusting Cover) D ...