Note
Identification With Printed Numbers/Label
1. Remove the audio unit.
2. Verify the supplier name written on the label attached on each module.
Identification With On-board Diagnostic Test Mode
1. Start the on-board diagnostic test mode.
2. Verify the part number and supplier code displayed in the LCD.

Note


Starting procedure for on-board diagnostic test mode
Dtc clearing procedureMazda 6 Service Manual: Sas unit configuration
1. Connect the SST (WDS or equivalent) to the DLC-2.
2. Input vehicle information following the directions on the screen.
3. Select Module programming.
4. Select Programmable module installation.
5. Select the following items and perform procedures according to directions
on the screen.
...
Mazda 6 Service Manual: Abs (abs/tcs) hu/cm system inspection
System Inspection
Preparation
1. Verify that the battery is fully charged. With the ignition switch on,
verify that the ABS and BRAKE system warning lights goes out after 2.4
seconds.
2. If the lights stays on after 2.4 seconds, the ABS (ABS/TCS) HU/CM
detects a failure. Follow the troubles ...