Warning
1. Clamp a shock absorber on a flat surface or with the piston pointing downwards.
2. Drill a 2-3 mm {0.08-0.12 in}
hole at a point 20-30 mm {0.8-1.2 in}
from the bottom of the tube, so that the gas can escape.

3. Turn the hole downwards.
4. The oil can be collected by moving the piston rod several times up and down and cutting the tube at the end.
5. Dispose of waste oil according to the waste disposal law.
Note
Shock absorber oil is mineral oil.
Front shock absorber inspection
Front upper arm removal/installationMazda 6 Service Manual: Rear upper arm removal/installation
Caution
Performing the following procedures without first removing the ABS
wheel-speed sensor may possibly cause an open circuit in the harness if it
is pulled by mistake. Before performing the following procedures, remove the
ABS wheel-speed sensor (axle side) and fix it to an appropri ...
Mazda 6 Service Manual: Front upper arm inspection
1. Remove the upper arm from the vehicle.
2. Inspect for damage, cracks, and bending.
3. Inspect the ball joint rotation torque.
(1) Rotate the ball joint five times.
(2) Measure the rotation torque using a suitable allen socket and a
torque wrench.
If not within the specification ...