1. Inspect the dust boot on the drive shaft for cracks, damage, leaking grease, and looseness in the boot band.

2. Inspect the drive shaft for bends, cracks, and wear in the joint or splines.
Joint shaft disassembly/assembly
Drive shaft removal/installationMazda 6 Service Manual: Oil pressure inspection
Warning
Continuous exposure to USED engine oil has caused skin cancer in
laboratory mice. Protect your skin by washing with soap and water
immediately after working with engine oil.
Hot engines and engine oil can cause severe burns. Turn off the
engine and wait until it and the engine ...
Mazda 6 Service Manual: Bonnet adjustment
Gap Adjustment
1. Remove the front fender.
2. Loosen the bonnet hinge installation bolts and reposition the bonnet.
3. Tighten the bolts.
4. Verify that the gap between the bonnet and the body is within the
specification.
Clearance
a: 2.5-4.5 mm {0.08-0.17 in}
Height Adjustment
1 ...