I found this regarding the TSB;
MULTI-MODEL ? MAZDA CONNECT FUNCTIONALITY CONCERNS
BULLETIN NOTE
This bulletin supersedes the previous bulletins 09-022/15 issued on 06/02/15, 09-006/14 issued on 01/24/14, 03/25/14, 03/28/14, 04/23/14, 05/01/14, 06/05/14 and 09/16/14 and 09-034/13 (MSP41) issued on 12/4/13. The APPLICABLE MODEL(S)/VINS, DESCRIPTION and WARRANTY INFORMATION have been revised.
Changes are noted below in Red.
APPLICABLE MODEL(S)/VINS
2014-2015 Mazda3
2016 Mazda6
2016 CX-5
DESCRIPTION
Some vehicles may experience the symptoms mentioned below, which can be fixed with the latest software update (Version 55.00.650A or later).
For all vehicles:
Navigation or other screen freezes or reboots.
System does not recognize USB/SD card.
Some menu of music source selection is grayed out.
When using the call button on the cell phone to make a call, the call sound is short.
Navigation turns to a black screen.
Favorites disappear.
Vehicle current position is not accurate enough.
Rear view monitor does not show up on screen.
Text information of HD radio is not displayed when switching music source.
When asking for current location with voice command ?Where am I??, the system responds with ?Your location is comma.?
For Mazda6 and CX-5 only:
Contact information cannot be loaded correctly from phones other than iPhone.
For Mazda3 only:
The compass screen is displayed, even though the SD card is installed.
Speed limit warning does not beep.
The map screen moves, even though the vehicle is stopped.
A strange triangle or square graphic appears on the navigation screen.
Vehicle marker deviates from real position when GPS reception is weak.
Album art does not display with iPhone plugged into USB port.
No display in rear view monitor.
The clock does not work during GPS reception.
USB device is rebooted with a specific type of music.
The volume level of the navigation voice cannot be muted when turned to zero.
Favorite settings (radio stations, navigation favorites, including HOME, Bluetooth pairing setting, sound adjustment, route setting, and warning setting) are reset when the CMU is reprogrammed.
For XM radio stations, favorites list displays only the channel numbers.
Cannot make a call successfully using ?Voice Recognition? in French.
Sound skips when playing music through Bluetooth connection.
The navigation route guidance is not played after pairing iPhone 4s .
Voice recognition fails after importing contacts with special characters ($, #, etc) in the name (#MOM, $AM).
The music volume bar is displayed while the navigation is guiding a trip.
The compass screen is displayed, even though a SD card is inserted.
Sound is heard even though MUTE is selected.
The navigation screen is rebooted.
Navigation guidance is wrong due to loss of GPS signal.
The navigation system does not recognize the current location.
The radio screen is fuzzy and the commander switch does not operate.
Selecting a contact address causes the touchscreen to flash white.
A message ?Invalid SD card? may appear on the center display while using the navigation system.
A black screen may be displayed while using the navigation system.
A blue screen may be displayed just after turning the ignition to ACC/ON.
The center display does not boot up with a black screen.
The center display may flicker while using WiFi connection.
The navigation system sound volume cannot be changed.
French pronunciation in voice guidance/wording of the navigation system is not correct.
NOTE: Mazda is working to make further improvements to the Mazda Connect Infotainment System software, and may issue future software updates to improve system operation and performance. Software version updates can be found on MS3 under IDS/Infotainment.