Mazda CX-9 Grand Touring. Manual — part 513

and then remove key 2.

21. If programming one more keys, repeat Steps 18 to 20 with a key to be programmed as key 3. If the

vehicle is left with the ignition switch in the ON position for 1 min or more, additional key programming
according to Steps 18 to 20 is disabled. If this occurs, refer to the "M-MDS CONNECTING
PROCEDURE" to program any additional keys. (See M-MDS MENU.)

22. Start the engine with key 1.

23. Verify that the security light and keyless warning light operate as follows:



From the point when the ignition switch is turned to the ON position, the security light illuminates
for approx. 3 s , and goes out.



The keyless warning light illuminates when the ignition switch is turned to the ON position, and the
light goes out after approx. 1 s , and then displays the number of the programmed keys.

Fig. 97: Identifying Blinking Pattern - Keyless Warning Light
Courtesy of MAZDA MOTORS CORP.

24. After verifying that the keyless warning light goes out, turn the ignition switch to the LOCK position

using key 1, and then remove the key.

25. Repeat Steps 22 to 24 using key 2 instead of key 1.

26. Start the engine using the card key.

NOTE:



If three or more keys have already been programmed, perform Steps
22 to 24.

CAUTION:



Remove any key from the key cylinder.



Close all doors.

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27. Verify that the security light and keyless warning light operate as follows:



From the point that ignition switch is turned to the ON position, the security light illuminates for
approx. 3 s , and goes out.



The keyless warning light illuminate when the ignition switch is turned to the ON position for
approx. 1 min , and goes out.

28. After verifying that the keyless warning light goes out, turn the ignition switch to the LOCK position.

29. Verify that the all keys can start the engine for 5 s or more after the procedure.

IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND
CLEARING [KEYLESS ENTRY SYSTEM]

FOREWORD



The immobilizer resetting procedure using the M-MDS must also always be performed when performing
the following procedure: "instrument cluster replacement", "PCM replacement", "instrument cluster and
PCM joint replacement", and "key ID number clearing". The engine will not start unless all work is
performed using the M-MDS.



For adding a key, there are two ways, either using the M-MDS or using two keys with which the engine
can be started.



When replacing any of the immobilizer system component parts, adding/clearing keys, or performing
other functions, refer to the following table and perform the applicable procedure (No.1 to 7).

IMMOBILIZER SYSTEM COMPONENT REPLACEMENT REFERENCE



Bring the card key into the vehicle.

Reference

number

Situation

Required items

Cautionary notes

1

Have two or more keys with which
the engine can be started, and
making a spare key, or programming
an additional key. (See NO.1
ADDITIONAL KEY
REGISTRATION PROCEDURE
(USING TWO VALID KEYS).)



Registration
key



The M-MDS is necessary
for the additional key
programming if "Customer
Spare Key Programming
Disable" is set before the
procedure using the M-
MDS. In this case, perform
No. 2.

2

If there is only one key that can start
the engine, make a spare key. If there
is no key, program an additional key.
(See NO.2 ADDITIONAL KEY
REGISTRATION PROCEDURE
(USING THE M-MDS).)



Registration
key



M-MDS

-



All the key ID numbers
programmed to the vehicle

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3

Clearing the programmed key ID
number.
(See NO.3 KEY REPLACEMENT
PROCEDURE (CLEARING
PREVIOUSLY PROGRAMMED
KEY ID NUMBERS, KEY RE-
PROGRAM).)



Registration
keys (Two or
more)



M-MDS

will be cleared.



Unless keys are
reprogrammed after the
procedure, the engine
cannot be started. Before
beginning the procedure,
verify that the customer has
turned in all of the keys for
the vehicle.



Two or more keys need to
be programmed after the
procedure to start the
engine.



The keys (two or more) to
prepare for the procedure do
not have to be new ones;
there is no problem with
using the keys with which
the engine can be started.

3

Replace all the keys. (Steering lock
replacement or similar procedure)
(See NO.3 KEY REPLACEMENT
PROCEDURE (CLEARING
PREVIOUSLY PROGRAMMED
KEY ID NUMBERS, KEY RE-
PROGRAM).)



New keys
(two or more)



M-MDS



The previous keys will be
invalid since the steering
lock is replaced. Have two
or more new keys ready for
programming before
beginning the procedure.



Unless keys are
reprogrammed after the
procedure, the engine
cannot be started.

4

Changing the additional key
programming procedure. (Method
for programming other keys using
two keys that can start the engine is
disabled.)
(See NO.4 ADDITIONAL KEY
PROGRAMMING PROCEDURE
CHANGING.)



M-MDS



The additional key
programming using No. 1
cannot be performed after
the procedure. It is possible
to restore the setting. For
restoring the setting, the M-
MDS or equivalent is
necessary.

4

Changing the additional key
programming procedure. (Allows
programming using two keys that
can start the engine.) (See NO.4
ADDITIONAL KEY
PROGRAMMING PROCEDURE
CHANGING.)



M-MDS



New vehicles have this
setting.



Unless keys are

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5

Replacing the instrument cluster
only.
(See NO.5 RESETTING
PROCEDURE FOR THE
IMMOBILIZER SYSTEM
WHEN REPLACING THE
INSTRUMENT CLUSTER
REPLACEMENT.)



New
instrument
cluster



Registration
keys (two or
more)



M-MDS

reprogrammed after the
procedure, the engine
cannot be started. Before
beginning the procedure,
verify that the customer has
turned in all of the keys for
the vehicle.



Two or more keys need to
be programmed after the
procedure to start the
engine.



The keys (two or more) to
prepare for the procedure do
not have to be new ones;
there is no problem with
using the keys with which
the engine can be started.

6

Replacing the PCM only. (See NO.6
RESETTING PROCEDURE FOR
THE IMMOBILIZER SYSTEM
WHEN REPLACING THE PCM.)



Replacement
PCM



M-MDS

-

7

Replacing the PCM and instrument
cluster at the same time.
(See PROCEDURE.)



New PCM



New
instrument
cluster



Registration
keys (two or
more)



M-MDS



Unless keys are
reprogrammed after the
procedure, the engine
cannot be started. Before
beginning the procedure,
verify that the customer has
turned in all of the keys for
the vehicle.



Two or more keys need to
be programmed after the
procedure to start the
engine.



The keys (two or more) to
prepare for the procedure do
not have to be new ones;
there is no problem with
using the keys with which
the engine can be started.

-

Replacing the coil antenna.



New coil
antenna



Immobilizer system
resetting is not necessary.

CAUTION:



If any of the following items are touching or near the key head, signal
communication between the key and vehicle is negatively affected,

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