Mazda 2: Keyless Receiver
KEYLESS RECEIVER REMOVAL/INSTALLATION [KEYLESS ENTRY SYSTEM]
1. Disconnect the negative battery cable.
2. Remove the glove compartment. (See GLOVE COMPARTMENT REMOVAL/INSTALLATION).
3. Remove in the order indicated in the table.
![Mazda 2. KEYLESS RECEIVER REMOVAL/INSTALLATION [KEYLESS ENTRY SYSTEM]](images/books/1059/mazda_2_keyless_receiver_3469.png)
- Connector
- Nut
- Keyless receiver
4. Install in the reverse order of removal.
KEYLESS RECEIVER INSPECTION [KEYLESS ENTRY SYSTEM]
1. Remove the glove compartment. (See GLOVE COMPARTMENT
REMOVAL/INSTALLATION).
2. Measure the voltage according to the terminal voltage table.
- If the voltages cannot be verified as indicated in the terminal voltage
table,
inspect the parts under "Inspection item(s)".
- If the system does not work normally even though the
parts or related wiring harnesses do not have any
malfunction, replace the keyless receiver.
3. Disconnect the negative battery cable.
Terminal voltage table (reference)
![Mazda 2. KEYLESS RECEIVER INSPECTION [KEYLESS ENTRY SYSTEM]](images/books/1059/mazda_2_keyless_receiver_3470.png)
![Mazda 2. KEYLESS RECEIVER INSPECTION [KEYLESS ENTRY SYSTEM]](images/books/1059/mazda_2_keyless_receiver_3471.png)
![Mazda 2. KEYLESS RECEIVER INSPECTION [KEYLESS ENTRY SYSTEM]](images/books/1059/mazda_2_keyless_receiver_3472.png)
TRANSMITTER BATTERY REPLACEMENT [KEYLESS ENTRY SYSTEM]
1. Insert a flathead screwdriver into the transmitter notch and remove the
key from the
transmitter by pressing the tab.
![Mazda 2. TRANSMITTER BATTERY REPLACEMENT [KEYLESS ENTRY SYSTEM]](images/books/1059/mazda_2_keyless_receiver_3473.png)
2. Insert a flathead screwdriver into the transmitter notch and open the
transmitter.
![Mazda 2. TRANSMITTER BATTERY REPLACEMENT [KEYLESS ENTRY SYSTEM]](images/books/1059/mazda_2_keyless_receiver_3474.png)
3. Remove the battery by pressing it in the direction of the arrow shown in
the figure.
![Mazda 2. TRANSMITTER BATTERY REPLACEMENT [KEYLESS ENTRY SYSTEM]](images/books/1059/mazda_2_keyless_receiver_3475.png)
4. Install the new battery (CR1620) with the plus pole facing down.
![Mazda 2. TRANSMITTER BATTERY REPLACEMENT [KEYLESS ENTRY SYSTEM]](images/books/1059/mazda_2_keyless_receiver_3476.png)
5. Align the upper and lower covers and close the transmitter.
Battery type
Battery life
- Approx. 2 years (when used approx. 10 times/day)
6. Install the key to the transmitter.
NOTE:
- When connecting the key to the transmitter, grip the key and the
transmitter as shown in the figure and connect until a click sound is heard.
- If the key is not completely connected to the transmitter, they may come
apart.
![Mazda 2. TRANSMITTER BATTERY REPLACEMENT [KEYLESS ENTRY SYSTEM]](images/books/1059/mazda_2_keyless_receiver_3477.png)
TRANSMITTER ID CODE REGISTRATION [KEYLESS ENTRY SYSTEM]
NOTE:
- Verify that the other transmitter is not being operated around the
servicing area while updating the ID code.
- After completing the work, remove the key from the steering lock and
verify that all the door lock/unlock
operation using the transmitter is correct.
![Mazda 2. TRANSMITTER ID CODE REGISTRATION [KEYLESS ENTRY SYSTEM]](images/books/1059/mazda_2_keyless_receiver_3478.png)
![Mazda 2. TRANSMITTER ID CODE REGISTRATION [KEYLESS ENTRY SYSTEM]](images/books/1059/mazda_2_keyless_receiver_3479.png)
IMMOBILIZER SYSTEM-RELATED PARTS PROGRAMMING [KEYLESS ENTRY SYSTEM]
Foreword
- When replacing immobilizer system-related parts or programming an
additional key, program the
immobilizer system-related parts so that the system operates normally. For
immobilizer system-related
parts programming, Select programming procedures according to the service.
(See
Selection of Procedure for Immobilizer System-Related Parts Programming).
CAUTION:
NOTE:
- The "Valid key" referred to in this manual indicates the key that can
start the engine.
- Two or more key ID numbers must be programmed for the engine to start.
- A maximum of eight key ID numbers can be programmed for one vehicle.
- The number of programmed key ID numbers can be verified using the M-MDS.
- Do not select any screen menu other than the ones indicated in the
procedure during M-MDS
operation.
Selection of Procedure for Immobilizer System-Related Parts Programming
1. Verify that the room fuse is equipped.
2. Select applicable programming procedure from the service content of the
immobilizer system-related
parts.
Immobilizer System-Related Parts Service and Programming Procedure Table


M-MDS Connecting Procedure
NOTE:
- Do not place the M-MDS in the vehicle while programming the immobilizer
system.
1. Fully lower the door glass.
2. Connect the M-MDS to the DLC-2.
3. Place the M-MDS outside the vehicle.
CAUTION:
- Cover the vehicle body with a clean rag so as not to damage the vehicle
body with the
cable.
No.1 Additional Key Programming Procedure (Using Two Valid Keys)
Conditions
- Have two or more valid keys.
NOTE:
- If a key ID number cannot be programmed and DTC 15 is displayed, the
maximum number of
programmed keys may have been reached. Verify the number of programmed keys
using the M-MDS.
- If eight keys have already been programmed and it is necessary to
program other keys, the
previously programmed key ID numbers must first be cleared.
- If "Customer spare key programming disable" is selected, perform
additional key programming
using the M-MDS. (See No. 2 Additional Key Programming Procedure (Using the
M-MDS)).
Procedure


No. 2 Additional Key Programming Procedure (Using the M-MDS)
Conditions
- There is only one valid key, or none.
NOTE:
- If a key ID number cannot be programmed and DTC 15 is displayed, the
maximum number of
programmed keys may have been reached. Verify the number of programmed keys
using the M-MDS.
- If eight keys have already been programmed and it is necessary to
program other keys, the
previously programmed key ID numbers must first be cleared.
Procedure



No.3 Additional Key Programming Procedure Changing
NOTE:
- This procedure is performed for disabling the No.1 Additional Key
Programming Procedure (Using
Two Valid Keys).
- The setting is "Customer spare key programming enable" when the vehicle
is new or the keyless
control module is replaced with a new one.
Procedure


No.4 Programming Procedure Due to PCM Replacement
Conditions
- Have two or more valid keys.
Procedure



No.5 Programming Procedure Due to Instrument Cluster Replacement
NOTE:
- Since two or more keys need to be programmed to start the engine,
program two or more keys
after the replacement.
Conditions
- Have two or more keys to be programmed after the replacement.
Procedure



No.6 Programming Procedure Due to Simultaneous Replacement of Immobilizer
System-related Parts
(PCM and Instrument Cluster)
NOTE:
- Since two or more keys need to be programmed to start the engine,
program two or more keys
after the replacement.
Conditions
- Have two or more keys to be programmed after the replacement.
Procedure



READ NEXT:
COIL ANTENNA REMOVAL/INSTALLATION
1. Disconnect the negative battery cable.
2. Remove the column cover. (See COLUMN COVER REMOVAL/INSTALLATION).
3. Disconnect the coil antenna connector.
4. Detach
EXTERIOR TRIM LOCATION INDEX
Cowl grille
Sail garnish
Roof molding
Front beltline molding
Splash shield
Side step molding
Mudguard
Rear spoiler
Rear door garnish
Rear beltline molding
Do
INTERIOR TRIM LOCATION INDEX
Inner garnish
Meter hood
Ventilator grille
Dashboard
Dashboard under cover
Glove compartment
Lower panel
Knee bolster
Front side trim
Headliner
Trunk side
SEE MORE:
CAUTION:
Perform the following on-board diagnosis according to FOREWORD
[MULTIPLEX COMMUNICATION SYSTEM] troubleshooting
procedure.
Detection Condition
Possible causes of communication errors between the M-MDS and vehicle
include communication circuit interruption due to
an open circuit i
Please note that technical alterations to the original state of your Mazda
vehicle can affect
the safety of the vehicle. Such technical alterations include not only the use
of unsuitable
spare parts, but also accessories, fi ttings or attachments, including rims and
tyres.
Genuine Mazda P
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