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: Troubleshooting
Mazda Bluetooth® Hands-Free Customer Service
If you have any problems with Bluetooth®, contact our toll-free customer service
center.
U.S.A. Phone: 800-430-0153 (Toll-free) Web:
www.MazdaUSA.com/bluetooth
Canada Phone: 800-430-0153 (Toll-free) Web:
www.mazdahandsfree.ca
Mexico Cente ...
Mazda 6 Service Manual: Procedures for determining the location of a malfunction
System Wiring Diadram
PCM
1. Check the display of DTC U0121 and/or U0155, using the SST (WDS or
equivalent). (See DTC TABLE.)
2. Referring to the following table, determine the malfunctioning part of the
CAN system.
ABS/TCS HU/CM or DSC HU/CM
1. Accec and monitor the PCM MSG and IC MSGo ...