1. Connect SST
(WDS or equivalent) to the vehicle DLC-2 16-pin connector.

2. Access and monitor PIDs using SST
(WDS or equivalent).
Monitor Item Table

Instrument cluster input/output check mode
Fuel gauge sender unit inspectionMazda 6 Service Manual: Cruise Control (Some models)
With cruise control, you can set and automatically maintain any speed of more
than about 25 km/h (16 mph).
WARNING
Do not use the cruise control under the following conditions: Using
the cruise control under the following conditions is dangerous and could result
in loss of vehicle control.
...
Mazda 6 Service Manual: Clutch unit removal/installation
1. Remove in the order indicated in the table.
2. Install in the reverse order oremoval.
Clutch Cover and Disc Removal Note
1. Install the SSTs.
2. Loosen each bolt one turn at a time in a crisscross pattern until spring
tension is released.
3. Remove the clutch cover and disc.
Flywhee ...