Pairing hands free - Bluetooth - Security Code

Sounds like it is the security code for the bluetooth device. In this case most bluetooth headsets are set as "0000" being the default code. I would give this a shot!

page 6-77 of manual

1.Activate the Bluetooth application of
the device.
NOTE
For the operation of the device,refer to its
instruction manual.
2.Press the pick-up button or talkbutton
with a shortpress.
3. Say:[Beep] “Setup”
4. Prompt: “Select one of the following:
Pairing options,confirmation prompts,
language,passcode,select phone or
select musicplayer.”
5. Say:[Beep] “Pairing options”
6. Prompt: “Select one of the following:
Pair,edit,delete,or list.”
7. Say:[Beep] “Pair”
8. Prompt: “Please say a 4-digit pairing
code.”
9. Say:[Beep] “XXXX” (Speak an
arbitrary 4-digit pairing code.This can
be any combination of 4 numbers.)
NOTE
l Some devices accept only a particular
pairing code(Usually, “0000” or “1234”).
If pairing cannot be completed,refer to the
owner's manual of your mobile device,and
try those numbers if necessary.
l Record the code as it will be used to
program your device in Step16.
10. Prompt: “Pairing code XXXX(4-
digit number).Is this correct?”
11. Say:[Beep] “Yes” or “No”
12.If “Yes”,goto Step 13.
If “No”,the procedurere turns to Step
8.
13. Prompt: “Start pairing procedure on
the device.See the device manual for
instructions.”
14.Using the device,perform a search
for the Bluetooth device (Peripheral
device).
NOTE
For the operation of the device,refer to its
instruction manual.
15.Select “Mazda” from the device list
searched by the device.
16.Input the 4-digit pairing code set in
Step 9 to the device.
17. Prompt: “Please say the name of the
device after the beep.”
18. Say:[Beep] “XXXX---” (Speak a
“device tag”,an arbitrary name for
the device.)
Example: “Stan's device.”
NOTE
Speak a programmed “device tag” within 10
seconds.
If more than two devices are to be
programmed,they cannot be programmed with
the same or similar “device tag”.
19. Prompt: “Adding XXXXXX---
(Ex. “Stan's device”)(Device tag).Is
this correct?”
20. Say:[Beep] “Yes”
21. Prompt: “Pairing complete”
After a device is registered,the system
automatically identifies the device.By
activating Bluetooth Hands-Free again,or
by activating Bluetooth Hands-Free first
after switching the ignition from off
(LOCK) to ACC,the system reads out a
voice guidance, “XXXXXX---(Ex.
“Stan's device”)(Devicetag)is
connected”.


Cheers ;-)