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, replace the lower arm component.
Rotation torque
1.5 N·m {15.0 kgf·cm, 13.2 in·lbf} max.
Front upper arm removal/installation
Front lower arm (front) removal/installationMazda 6 Service Manual: Essential Information
Introduction
Be careful not to hurt yourself when inspecting your vehicle, replacing a tire,
or doing some kind of maintenance such as car washing.
In particular, wear thick work gloves such as cotton gloves when touching areas
that are difficult to see while inspecting or working on your vehi ...
Mazda 6 Service Manual: Headlight zeroset
Note
When the configuration is not set for the auto leveling control unit,
headlight zeroset cannot be executed.
1. Adjust the tire air pressure to the specification.
2. Position the unloaded vehicle on a flat, level surface.
3. Connect the SST (WDS or equivalent) to the DLC-2.
4. Turn t ...