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: 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 ...
Mazda 6 Service Manual: Sunroof unit removal/installation
1. Disconnect the negative battery cable.
2. Remove the headliner.
3. Remove the glass panel.
4. Disconnect the front and rear drain hose from the sunroof frame.
5. Remove the bolt A, and then remove the rear set bracket.
6. Remove the bolt B and nuts, and then remove the sunroof unit.
7. In ...