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: Advanced Keyless Entry System
WARNING
Radio waves from the key may affect medical devices such as pacemakers:
Before using the key near people who use medical devices, ask the medical device
manufacturer or your physician if radio waves from the key will affect the device.
The advanced keyless function allows you to lock/u ...
Mazda 6 Service Manual: Center panel module disassembly/assembly
Caution
Before disassembling the center panel module, spread a cloth on the floor to
put the disassembled parts on. This protects the surface of the panel from
scratches or dirt.
1. Remove the center panel module. (See CENTER PANEL MODULE
REMOVAL/INSTALLATION.)
2. Remove in the order i ...