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: Recommended Tire Inflation Pressure
On the tire label you will find the recommended tire inflation pressure in both
kPa and psi for the tires installed as original equipment on the vehicle. It is
very important that the inflation pressure of the tires on your vehicle is maintained
at the recommended pressure.
You should check t ...
Mazda 6 Service Manual: Oil cooler
LF, L3
1. Remove the under cover.
2. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT.)
3. Remove the oil filter cover, and drain the engine oil into a container.
(See OIL FILTER REPLACEMENT.)
4. Remove in the order indicated in the table.
5. Use a clean rag to wipe off the m ...